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# Dubowski.ca

Laboratory for quantum semiconductors and photon-based bionanotechnology

## Sitemaps

- [XML Sitemap](https://dubowski.ca/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [Refereed Articles](https://dubowski.ca/blog/2009/04/17/refereed-articles/) - Walid M. Hassen, Jonathan Vermette, Houman Moteshareie, Azam F. Tayabali, Jan J. Dubowski, "Semi-automated water sampling module for repeated sampling and concentration of Bacillus cereus group spores", Scientific Reports (Nature), 13:831 (2023). [pdf] Houman Moteshareie, Walid M. Hassen, Yasmine Dirieh, Emma Groulx, Jan J. Dubowski, Azam F. Tayabali, "Rapid, Sensitive, and Selective Quantification of Bacillus
- [Mr. Robert Pouliot<br>Deputy Mayor and Councillor for the City of Sherbrooke<br>Prof. Patrik Doucet<br>Dean of the Faculty of Engineering, Université de Sherbrooke<br>Prof. Jacques Beauvais<br>Vice Rector Research, Innovation and Entrepreneurship, Université de Sherbrooke](https://dubowski.ca/blog/2023/03/04/6323/)
- [Bromont, winter 2009](https://dubowski.ca/blog/2009/02/01/bromont-winter-2009-2/) - The QS Group Ski Day at Bromont, February 2009.
- [<strong>Juliana Chawich</strong>, Walid M. Hassen, <strong>Amanpreet Singh</strong>, <strong>Daniela T. Marquez</strong>, Maria C. DeRosa, Jan J. Dubowski, "Polymer Brushes on GaAs and GaAs/AlGaAs Nanoheterostructures: A Promising Platform for Attractive Detection of <em>Legionella pneumophila</em>", ACS Omega <strong>7</strong>, 33349-33357 (2022).](https://dubowski.ca/blog/2023/03/04/juliana-chawich-walid-m-hassen-amanpreet-singh-daniela-t-marquez-maria-c-derosa-jan-j-dubowski-polymer-brushes-on-gaas-and-gaas-algaas-nanoheterostructures-a-promising-platform/) - Juliana Chawich, Walid M. Hassen, Amanpreet Singh, Daniela T. Marquez, Maria C. DeRosa, Jan J. Dubowski, “Polymer Brushes on GaAs and GaAs/AlGaAs Nanoheterostructures: A Promising Platform for Attractive Detection of Legionella pneumophila“, ACS Omega 7, 33349-33357 (2022). [pdf]
- [<strong>Houman Moteshareie</strong>, Walid M. Hassen, Yasmine Dirieh, Emma Groulx, Jan J. Dubowski, Azam F. Tayabali, "Rapid, Sensitive, and Selective Quantification of Bacillus cereus Spores Using xMAP Technology", Microorganisms <strong>10(7)</strong>, 1408 (2022).](https://dubowski.ca/blog/2023/03/04/houman-moteshareie-walid-m-hassen-yasmine-dirieh-emma-groulx-jan-j-dubowski-azam-f-tayabali-rapid-sensitive-and-selective-quantification-of-bacillus-cereus-spores-using-xmap-technology/) - Houman Moteshareie, Walid M. Hassen, Yasmine Dirieh, Emma Groulx, Jan J. Dubowski, Azam F. Tayabali, “Rapid, Sensitive, and Selective Quantification of Bacillus cereus Spores Using xMAP Technology”, Microorganisms 10(7), 1408 (2022). [pdf]
- [Walid M. Hassen, Jonathan Vermette, <strong>Houman Moteshareie</strong>, Azam F. Tayabali, Jan J. Dubowski, "Semi-automated water sampling module for repeated sampling and concentration of <em>Bacillus cereus</em> group spores", Scientific Reports (Nature), <strong>13:831 </strong>(2023).](https://dubowski.ca/blog/2023/03/04/walid-m-hassen-jonathan-vermette-houman-moteshareie-azam-f-tayabali-jan-j-dubowski-semi-automated-water-sampling-module-for-repeated-sampling-and-concentration-of-bacillus-cereus-group-spore/) - pdfWalid M. Hassen, Jonathan Vermette, Houman Moteshareie, Azam F. Tayabali, Jan J. Dubowski, “Semi-automated water sampling module for repeated sampling and concentration of Bacillus cereus group spores”, Scientific Reports (Nature), 13:831 (2023). [pdf]
- [<strong>Lucas Paladines</strong>, Walid M. Hassen, <strong>Juliana Chawich</strong>, Stefan Dübel, Simon Lévesque, Jan J. Dubowski, Eric H. Frost, "Investigation of Conditions for Capture of Live <em>Legionella pneumophila</em> with Polyclonal and Recombinant Antibodies", Biosensors <strong>12</strong>, 380 (2022).](https://dubowski.ca/blog/2023/03/04/lucas-paladines-walid-m-hassen-juliana-chawich-stefan-dubel-simon-levesque-jan-j-dubowski-eric-h-frost-investigation-of-conditions-for-capture-of-live-legionella-pneumophila/) - Lucas Paladines, Walid M. Hassen, Juliana Chawich, Stefan Dübel, Simon Lévesque, Jan J. Dubowski, Eric H. Frost, "Investigation of Conditions for Capture of Live Legionella pneumophila with Polyclonal and Recombinant Antibodies", Biosensors 12, 380 (2022).
- [Mémoire de maîtrise de type recherche](https://dubowski.ca/blog/2023/02/09/memoire-de-maitrise-de-type-recherche/) - Collaboration avec l’Université Hassan II de Casablanca au Maroc « Identification rapide des bactéries par ablation laser et spectroscopie infrarouge » Le projet vise à développer une méthode innovante d'Ablation Laser et de Spectroscopie Infrarouge (ALSI) pour le transfert de contenu bactérien sur une cible et une analyse rapide avec la spectroscopie infrarouge à transformée de Fourier
- [Maîtrise en développement d’un biocapteur régénérable à base de la photocorrosion digitale Note: Ukrainian students are welcome (free French courses, etc.)](https://dubowski.ca/blog/2022/03/06/maitrise-en-developpement-dun-biocapteur-regenerable-a-base-de-la-photocorrosion-digitale-note-ukrainian-students-are-welcome-free-french-courses-etc/) - MSc project (French) - Maîtrise en développement d’un biocapteur régénérable à base de la photocorrosion digitale Note: Ukrainian students are welcome (free French courses, etc.)
- [Maîtrise en mécanismes de formation de micelles des huiles essentielles](https://dubowski.ca/blog/2022/03/06/maitrise-en-mecanismes-de-formation-de-micelles-des-huiles-essentielles/) - MSc project (French) - Maîtrise en mécanismes de formation de micelles des huiles essentielles Note: Ukrainian students are welcome(free French courses, etc.)
- [Maîtrise en échantillonnage automatisé de l’eau pour le contrôle de la présence de spores bactériennes](https://dubowski.ca/blog/2022/03/06/maitrise-en-echantillonnage-automatise-de-leau-pour-le-controle-de-la-presence-de-spores-bacteriennes/) - MSc project (French) – Master’s degree in automated water sampling for the control of … Note : Ukrainian students are welcome (free French courses, etc.)
- [S. Aithal, J.J. Dubowski, “Open Circuit Potential Oscillations of Digitally Photocorroding GaAs/AlGaAs Nano-Heterostructures“, a poster presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/s-aithal-j-j-dubowski-open-circuit-potential-oscillations-of-digitally-photocorroding-gaas-algaas-nano-heterostructures-a-poster-presentation-at-the-18th-canadian-semiconductor/) - S. Aithal, J.J. Dubowski, “Open Circuit Potential Oscillations of Digitally Photocorroding GaAs/AlGaAs Nano-Heterostructures“, a poster presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [M.R. Aziziyan, J.J. Dubowski, “Quantum Semiconductor Photonic Biosensing Platform for Detection of Legionella Pneumophila in Industrial Water”, an oral presentation at the 4th Student CRIBIQ (Consortium de recherche et innovation en bioprocédés industrielles au Québec) Symposium, Quebec City, September 25-26, 2017.](https://dubowski.ca/blog/2017/09/26/m-r-aziziyan-j-j-dubowski-quantum-semiconductor-photonic-biosensing-platform-for-detection-of-legionella-pneumophila-in-industrial-water-an-oral-presentation-at-the-4th-student/) - M.R. Aziziyan, J.J. Dubowski, “Quantum Semiconductor Photonic Biosensing Platform for Detection of Legionella Pneumophila in Industrial Water”, an oral presentation at the 4th Student CRIBIQ (Consortium de recherche et innovation en bioprocédés industrielles au Québec) Symposium, Quebec City, September 25-26, 2017.
- [W.M. Hassen, J.J. Dubowski, “Detecting Legionella pneumophila with Digitally Photocorroding Biosensor”, an oral presentation at the Biosensor Workshop on Detecting of Electrically Charged Biomolecules, Interdisciplinary Institute for technological Innovation (3IT), Université de Sherbrooke, Sherbrooke, Québec, November 15, 2017.](https://dubowski.ca/blog/2017/11/15/w-m-hassen-j-j-dubowski-detecting-legionella-pneumophila-with-digitally-photocorroding-biosensor-an-oral-presentation-at-the-biosensor-workshop-on-detecting-of-electrically-char/) - W.M. Hassen, J.J. Dubowski, “Detecting Legionella pneumophila with Digitally Photocorroding Biosensor”, an oral presentation at the Biosensor Workshop on Detecting of Electrically Charged Biomolecules, Interdisciplinary Institute for technological Innovation (3IT), Université de Sherbrooke, Sherbrooke, Québec, November 15, 2017.
- [J.J. Dubowski, S. Aithal, N. Liu, H. Sharma, “Photoluminescence monitored photocorrosion for metrology of GaAs/AlGaAs heterostructures at the nanoscale” [Digital etching of GaAs: a 30-year (almost) perspective], an oral presentation at the Synthesis and Photonics of Nanoscale Materials XIV Symposium, SPIE Photonics West, San Francisco, USA, January 28 – February 2, 2017.](https://dubowski.ca/blog/2018/02/27/j-j-dubowski-s-aithal-n-liu-h-sharma-photoluminescence-monitored-photocorrosion-for-metrology-of-gaas-algaas-heterostructures-at-the-nanoscale-digital-etching-of-gaas-a-30/) - J.J. Dubowski, S. Aithal, N. Liu, H. Sharma, “Photoluminescence monitored photocorrosion for metrology of GaAs/AlGaAs heterostructures at the nanoscale” [Digital etching of GaAs: a 30-year (almost) perspective], an oral presentation at the Synthesis and Photonics of Nanoscale Materials XIV Symposium, SPIE Photonics West, San Francisco, USA, January 28 – February 2, 2017.
- [<strong>Juliana Chawich</strong>, Walid M. Hassen, Céline Elie-Caille, Thérèse Leblois, Jan J. Dubowski “Regenerable ZnO/GaAs bulk acoustic wave biosensor for detection of Escherichia coli in “complex” biological medium”, Biosensors <strong>11</strong>, 145 (2021), [<a href="https://doi.org/10.3390/bios11050145">pdf</a>]](https://dubowski.ca/blog/2023/02/01/juliana-chawich-walid-m-hassen-celine-elie-caille-therese-leblois-jan-j-dubowski-regenerable-zno-gaas-bulk-acoustic-wave-biosensor-for-detection-of-escherichia-coli-in-complex/) - Juliana Chawich, Walid M. Hassen, Céline Elie-Caille, Thérèse Leblois, Jan J. Dubowski “Regenerable ZnO/GaAs bulk acoustic wave biosensor for detection of Escherichia coli in “complex” biological medium”, Biosensors 11, 145 (2021), [pdf]
- [<strong>René St-Onge</strong>, Jonathan Vermette, Walid M. Hassen, Jan J. Dubowski “Formation of increased density alkanethiol self-assembled monolayers on surfaces of digitally photocorroded (001) GaAs/AlGaAs nanoheterostructures”, Appl. Phys. Lett. <strong>128</strong>, 222102 (2021), [<a href="https://doi.org/10.1063/5.0055031">pdf</a>]](https://dubowski.ca/blog/2021/01/20/rene-st-onge-jonathan-vermette-walid-m-hassen-jan-j-dubowski-formation-of-increased-density-alkanethiol-self-assembled-monolayers-on-surfaces-of-digitally-photocorroded-001-gaas-algaas/) - René St-Onge, Jonathan Vermette, Walid M. Hassen, Jan J. Dubowski “Formation of increased density alkanethiol self-assembled monolayers on surfaces of digitally photocorroded (001) GaAs/AlGaAs nanoheterostructures”, Appl. Phys. Lett. 128, 222102 (2021), [pdf]
- [<strong>Houman Moteshareie</strong>, Walid M. Hassen, Jonathan Vermette, Jan J. Dubowski, Azam F. Tayabali, “Strategies for Capturing Bacillus thuringiensis Spores on Surfaces of (001) GaAs-based Biosensors”](https://dubowski.ca/blog/2021/02/01/houman-moteshareie-walid-m-hassen-jonathan-vermette-jan-j-dubowski-azam-f-tayabali-strategies-for-capturing-bacillus-thuringiensis-spores-on-surfaces-of-001-gaas-based-biosensors/) - Houman Moteshareie, Walid M. Hassen, Jonathan Vermette, Jan J. Dubowski, Azam F. Tayabali, “Strategies for Capturing Bacillus thuringiensis Spores on Surfaces of (001) GaAs-based Biosensors”, Talanta (2021), [pdf]
- [Prof. John Polanyi (Nobel Prize Laureate)](https://dubowski.ca/blog/2005/09/19/prof-john-polanyi-nobel-prize-laureate/) - Prof. John Polanyi, delivers a lecture on "The Atomic Patterning of Surface by Chemical Reactions" at the NATO Advanced Study Institute in Sherbrooke, September 19-29, 2005
- [](https://dubowski.ca/blog/2016/02/01/6064/) - Students discussing their projects with the visitors from the Canadian industrial sector
- [](https://dubowski.ca/blog/2013/02/02/6066/) - Miss Neng Liu at the Photonics West Conference, February 2-7, 2013, San Francisco, USA
- [BioNanophotonics is one of the main axes of our research.](https://dubowski.ca/blog/2018/02/01/bionanophotonics-is-one-of-the-main-axes-of-our-research/) - Photo courtesy of La Tribune, Sherbrooke.
- [Inside the Laboratory](https://dubowski.ca/blog/2016/02/01/inside-the-laboratory/) - Advanced research infrastructure is used to design and carry out our experiments.
- [QS Group, August 2008](https://dubowski.ca/blog/2008/08/01/qs-group-august-2008/) - Alvaro Jimenez, Radoslaw Stanowski, Adnane Abdelghani (visiting professor), Alex Voznyy, Jan Dubowski, Dominic Carrier, Romuald Briez, Valerie Duplan, Romain Beal, Chan-Kyu Kim
- [Professor Jian-Jun He, Zhejiang University, Hangzhou, China](https://dubowski.ca/blog/2009/08/01/professor-jian-jun-he-zhejiang-university-hangzhou-china/) - Visiting our laboratory in August 2009
- [Hard at Work](https://dubowski.ca/blog/2015/02/01/hard-at-work/) - Students discussing research in the laboratory.
- [Orford, February 15, 2013](https://dubowski.ca/blog/2013/02/15/orford-february-15-2013/) - The QS Group Ski Day
- [China 2008](https://dubowski.ca/blog/2008/02/01/china-2008/) - Henry Helvajian, Jan Dubowski and Radoslaw Stanowski visiting the Great Wall after a conference in China.
- [Professor Speaking](https://dubowski.ca/blog/2008/09/09/professor-speaking/) - Jan Dubowski speaking at the 6th International Conference on Photo-Excited Processes and Applications, September 9-12, 2008, Sapporo, Japan.
- [Research and Students](https://dubowski.ca/blog/2023/02/01/research-and-students/) - Students working on hyperspectral measurements of an integrated quantum-well-based SPR biosensor.
- [Why we addicted to social media](https://dubowski.ca/blog/2016/03/23/sententiae-epicuri-concludaturque-ius-no-id-mucius-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Organize Your Phone Apps](https://dubowski.ca/blog/2016/08/08/reprimique-consectetuer-usu-mel-no-brute-munere-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [10 Tips To Use Macbook Pro More Efficient](https://dubowski.ca/blog/2017/04/03/diceret-erroribus-eos-ut-est-nisl-summo-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Surface Pro: Why should I moved away from Macbook?](https://dubowski.ca/blog/2017/05/17/atomorum-mei-vide-etiam-viris-et-vix-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Google Layoffs 2022: What you need to know](https://dubowski.ca/blog/2017/06/18/duo-modus-scripserit-reformidans-id-an-soleat-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Success of Amazon Prime, only one word](https://dubowski.ca/blog/2017/08/14/in-vel-iudico-nemore-voluptua-te-porro-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Netflix: The success story](https://dubowski.ca/blog/2016/03/30/an-quas-disputationi-mea-legere-libris-scripta-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Travel to The Future](https://dubowski.ca/blog/2016/04/09/eu-cum-nibh-everti-vivendo-ius-ne-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Tesla: The Best Car I Ever Had](https://dubowski.ca/blog/2016/11/30/amet-aeterno-gubergren-ne-per-illum-tincidunt-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [We can forget gas-car from 2035](https://dubowski.ca/blog/2016/12/30/facilisi-cum-ne-ad-vero-dolorem-quo-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Sony Strongest Camera In Depth Review](https://dubowski.ca/blog/2017/03/10/periculis-id-eligendi-convenire-usu-ius-numquam-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Microsoft Surface Pro 101](https://dubowski.ca/blog/2017/05/30/an-mea-nonumy-latine-volumus-veniam-fabulas-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Xiaomi Mi Band 6 review: A clear winner - Android Authority](https://dubowski.ca/blog/2017/07/27/vel-ad-molestie-menandri-vis-et-nam-2/) - In olden times, when wishing still did some good, there lived a king whose daughters were all beautiful, but the youngest was so beautiful that the sun itself, who, indeed, has seen so much, marveled every time it shone upon her face. In the vicinity of the king's castle there was a large, dark forest,
- [Elitr aliquando eos cu Aliquid legimus ad](https://dubowski.ca/blog/2016/03/12/elitr-aliquando-eos-cu-aliquid-legimus-ad/) - Ius ea rebum nostrum offendit. Per in recusabo facilisis, est ei choro veritus gloriatur. Has ut dicant fuisset percipit. At usu iusto iisque mandamus, simul persius complectitur at sit, aliquam moderatius elaboraret ne eos. Sea albucius definitionem ne.
- [Aliquid Vim wisi mucius no Ex scaevola](https://dubowski.ca/blog/2016/10/20/aliquid-vim-wisi-mucius-no-ex-scaevola/) - Quo natum nemore putant in, his te case habemus. Nulla detraxit explicari in vim. Id eam magna omnesque. Per cu dicat urbanitas, sit postulant disputationi ea. Duo ad graeci tamquam interesset, putant iuvaret vel ad. Id stet malis tritani est.
- [Diceret erroribus eos ut est nisl summo](https://dubowski.ca/blog/2015/09/18/diceret-erroribus-eos-ut-est-nisl-summo/) - Lorem ipsum dolor sit amet, ei officiis assueverit pri, duo volumus commune molestiae ad, cum at clita latine. Tation nominavi quo id. An est possit adipiscing, error tation qualisque vel te. Stet interpretaris nec id.
- [Solum graeco vel at Has ad alienum](https://dubowski.ca/blog/2016/02/12/solum-graeco-vel-at-has-ad-alienum/) - Ei mei scripta intellegat. Verear voluptaria eam at, consul putent eu vel. Pro saepe maluisset ne, audire maiorum forensibus eos et. Diceret detraxit vis at. Eum et idque tollit assentior, ullum soleat usu id.
- [Eu cum Nibh everti vivendo ius ne](https://dubowski.ca/blog/2016/06/13/eu-cum-nibh-everti-vivendo-ius-ne/) - Labore nonumes te vel, vis id errem tantas tempor. Solet quidam salutatus at quo. Tantas comprehensam te sea, usu sanctus similique ei. Viderer admodum mea et, probo tantas alienum ne vim. Eos in meis detracto. Lorem everti eos ne.
- [Senserit eos ea tation quidam posidonium eam](https://dubowski.ca/blog/2016/10/10/senserit-eos-ea-tation-quidam-posidonium-eam/) - Justo fabulas singulis at pri, saepe luptatum mei an. Duo idque solet scribentur eu, natum iudico labore te eos, no utinam tibique nam. Viderer labitur nostrud et per, disputationi mediocritatem necessitatibus ex eam. Verterem qualisque no per. Id oratio veritus antiopam duo, forensibus dissentiunt eam eu.
- [Ornatus invenire et per ex nostrum epicurei](https://dubowski.ca/blog/2016/10/30/ornatus-invenire-et-per-ex-nostrum-epicurei/) - Duo dolorum mandamus mnesarchum te. Sit ridens persius ex. Vel noluisse perpetua consequat ex, has nostro antiopam eu. Nec esse meis eu. Dico legendos sed an, eu sed meis ferri assentior.
- [Vel ad molestie menandri vis et nam](https://dubowski.ca/blog/2017/03/22/vel-ad-molestie-menandri-vis-et-nam/) - Lorem ipsum dolor sit amet, ei officiis assueverit pri, duo volumus commune molestiae ad, cum at clita latine. Tation nominavi quo id. An est possit adipiscing, error tation qualisque vel te. Stet interpretaris nec id.
- [Sententiae epicuri concludaturque ius no Id mucius](https://dubowski.ca/blog/2017/05/08/sententiae-epicuri-concludaturque-ius-no-id-mucius/) - Labores incorrupte vim an. Id augue populo alienum usu, has harum consectetuer ne, ne clita fuisset dignissim quo. Semper oportere assueverit eum eu. Ex facilisi dignissim vituperata mei, ad noluisse assueverit est. Nam no dico quas delectus.
- [Facilisi cum ne ad vero dolorem quo](https://dubowski.ca/blog/2017/06/18/facilisi-cum-ne-ad-vero-dolorem-quo/) - Duo dolorum mandamus mnesarchum te. Sit ridens persius ex. Vel noluisse perpetua consequat ex, has nostro antiopam eu. Nec esse meis eu. Dico legendos sed an, eu sed meis ferri assentior.
- [Periculis id eligendi convenire usu Ius numquam](https://dubowski.ca/blog/2017/11/30/periculis-id-eligendi-convenire-usu-ius-numquam/) - Usu tantas omittantur ut, per te modo appetere senserit. Ei ius aperiam tincidunt, ea sit natum iisque repudiandae. Ea nec wisi facete. Ex hinc rebum omittam his. Enim dolore meliore ea mea. Ius ei minim possit intellegat, an sea ornatus appetere.
- [Sample Half Post](https://dubowski.ca/blog/2017/12/28/an-quas-disputationi-mea-legere-libris-scripta/) - Ius ea rebum nostrum offendit. Per in recusabo facilisis, est ei choro veritus gloriatur. Has ut dicant fuisset percipit. At usu iusto iisque mandamus, simul persius complectitur at sit, aliquam moderatius elaboraret ne eos. Sea albucius definitionem ne.
- [A chemistry Nobel prize laureate at Sherbrooke](https://dubowski.ca/blog/2005/09/29/a-chemistry-nobel-prize-laureate-at-sherbrooke/) - A chemistry Nobel Prize laureate in Sherbrooke (in French)
- [[R69]](https://dubowski.ca/blog/2008/05/12/r69/) - C.K. Kim, G.M. Marshall, M. Martin, M. Bisson-Viens, Z. Wasilewski,and J.J. Dubowski, "Formation dynamics of hexadecanethiol self-assembled monolayers on (001) GaAs observed with photoluminescence and Fourier transform infrared spectroscopies", J. Appl. Phys. 106, 083518 (2009). [pdf]
- [[R71]](https://dubowski.ca/blog/2008/05/31/r71/) - R. Stanowski, M. Martin, R. Ares and J.J. Dubowski, "Iterative bandgap engineering at selected areas of quantum semiconductor wafers", Opt. Express 17(22), 19842-19847 (2009). [pdf]
- [Laser-based Nanotechnology](https://dubowski.ca/blog/2008/12/24/laser-based-nanotech/) - Laser-based BioNanotechnology: Monolithically Integrated Photonics, QD Fabrication/Tuning, BioNanophotonic DevicesOur program ‘Laser-based BioNanotechnology: Monolithically Integrated Photonics, QD Fabrication/Tuning, BioNanophotonic Devices’ addresses both fundamental and practical aspects of knowledge concerning quantum semiconductors (QS) and innovative technologies for the fabrication of QS materials and related bio-nanophotonic devices. The successful realization of this program will be achieved with laser-based
- [Foreword](https://dubowski.ca/blog/2008/12/26/test-article/) - The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) microstructures that became the enabling force in constructing active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the fabrication of photonic devices has no single-platform
- [First International Symposium on Laser Precision Microfabrication, Omiya, Japan (x2)](https://dubowski.ca/blog/2009/01/08/c39/) - [C39] J.J. Dubowski, “Laser-induced Microstructuring of Photonics Materials: Semiconductors”, First International Symposium on Laser Precision Microfabrication, Omiya, Saitama, Japan, June 14-16, 2000.[C38] N. Aoki, T. Akane, K. Sugioka, K. Toyoda, J.J. Dubowski and K. Midorikawa, “Pulsed Laser Nitridation of InP”, First International Symposium on Laser Precision Microfabrication, Omiya, Saitama, Japan, June 14-16, 2000.
- [4th International Conference on the Application of Photonic Technology, Québec City, Canada](https://dubowski.ca/blog/2009/01/08/c40/) - [C40] C. Nì. Allen, J.J. Dubowski, P.G. Piva and S. Fafard, “Quantum Dot Intermixing with Thermal and Laser Annealing”, 4th International Conference on the Application of Photonic Technology, Quebec City, Quebec, Canada, June 12-16, 2000.
- [International Conference on Solid State Crystals, Zakopane, Poland](https://dubowski.ca/blog/2009/01/08/c41/) - [C41] J.J. Dubowski, S. Moisa, H. Tang and J.B. Webb, “Laser Processing of GaN”, International Conference on Solid State Crystals – Materials Science and Applications, Zakopane, Poland, October 9-13, 2000.
- [Institute of Electron Technology, Warsaw, Poland](https://dubowski.ca/blog/2009/01/08/c42/) - [C42] J.J. Dubowski, “Laser-based Technologies for Manufacturing of Photonic Integrated Circuits”, invited seminars at the Institute of Electron Technology, Warsaw, Poland (October 9, 2000), the Institute of Physics, Wroclaw University, Wroclaw, Poland (October 23, 2000) and the Department of Electrical Engineering, Sherbrooke University, Sherbrooke, (November 17, 2000).
- [10th Canadian Semiconductor Technology Conference, Ottawa, Canada](https://dubowski.ca/blog/2009/01/08/c43/) - [C43] J.J. Dubowski, Y. Feng, P.J. Poole, M. Buchanan, S. Poirier, J. Genest and V. Aimez, “Monolithic multiple wavelength ridge waveguide laser array fabricated by Nd:YAG laser-induced quantum well intermixing”, 10th Canadian Semiconductor Technology Conference, Ottawa, August 13-17, 2001.
- [IEEJ Topical Meeting, Sapporo, Japan](https://dubowski.ca/blog/2009/01/08/c44/) - [C44] J.J. Dubowski, “Laser-based processing for solid-state nanostructures”, invited presentation, IEEJ Topical Meeting, Sapporo, Japan, February 15, 2002 [The Papers of Technical Meeting on Optical and Quantum Devices, IEE Japan, pp. 1-6 (2002)].
- [SPIE Regional Meeting OPTO-Canada, Ottawa, Canada](https://dubowski.ca/blog/2009/01/08/c45/) - [C45] X. Du, J.J. Dubowski, M. Post, J. Tunney and L. Zhu, “Laser Induced Modification of PLD Deposited Perovskite Microstructures”, SPIE Regional Meeting OPTO-Canada, Ottawa, May 9-10, 2002.
- [Canadian Institute for Photonic Innovations, Sherbrooke, Canada](https://dubowski.ca/blog/2009/01/08/c46/) - [C46] J.J. Dubowski, “Quantum Well Intermixing: a promising approach for photonic device integration“, Meeting of the student chapter of the Canadian Institute for Photonic Innovations (CIPI-S), Sherbrooke, April 23-25, 2003.
- [11th Canadian Semiconductor Technology Conference, Ottawa, Canada (x2)](https://dubowski.ca/blog/2009/01/08/c48/) - [C48] X. Du, J.J. Dubowski, M. Post, D.Wang and J. Tunney, “Excimer laser annealing of p-type perovskite thin films“, 11th Canadian Semiconductor Technology Conference, Ottawa, August 18-22, 2003.[C47] J.J. Dubowski, C.Y. Song, J. Lefebvre, Z. Wasilewski, G. Ares and H.C. Liu, “Laser-induced selective area tuning of GaAs/AlGaAs quantum well microstructures for two color IR detector
- [3e Colloque de l’Institut des matériaux et systèmes intelligents, Sherbrooke, Canada](https://dubowski.ca/blog/2009/01/08/c49/) - [C49] J.J. Dubowski, “Photons make nanophoptonics happen”, 3e Colloque de l’Institut des matériaux et systèmes intelligents (IMSI), Centre culturel de l’Université de Sherbrooke, le 5 Novembre 2003.
- [Laser Applications in Microelectronics and Optoelectronic Manufacturing, San Jose, USA](https://dubowski.ca/blog/2009/01/08/c50/) - [C50] J.J. Dubowski, J. Lefebvre, Z. Wasilewski, X.R. Zhang and X. Xu, “Laser-induced bandgap engineering for simultaneous multicolor detection with a GaAs/AlGaAs quantum well infrared photodetector”, Laser Applications in Microelectronics and Optoelectronic Manufacturing - IX, Photonics West, San Jose, January 24-29, 2004.
- [Photonics Europe, Strasbourg, France](https://dubowski.ca/blog/2009/01/08/c51/) - [C51] J. Genest, J.J. Dubowski and V. Aimez, “UV laser induced quantum well intermixing of III-V heterostructures”, Photonics Europe, Strasbourg, April 26-30, 2004.
- [The 5th International Symposium on Laser Precision Microfabrication, Nara, Japan](https://dubowski.ca/blog/2009/01/08/c52/) - [C52] X. Du, J.J. Dubowski, M. Post, D.Wang and J. Tunney, “Structural properties of excimer laser annealed p-type perovskite thin films”, The 5th International Symposium on Laser Precision Microfabrication, Nara, Japan, May 11-14, 2004.
- [International Workshop on Advanced Laser Processing for Coming Generation, Wako, Japan](https://dubowski.ca/blog/2009/01/08/c53/) - [C53] J.J. Dubowski, “Laser-induced Bandgap micro-Engineering of III-V materials”, invited presentation, International Workshop on Advanced Laser Processing for Coming Generation, RIKEN, Wako, Japan, May 18, 2004.
- [IEEE student chapter meeting, Sherbrooke, Canada](https://dubowski.ca/blog/2009/01/08/c54/) - [C54] J.J. Dubowski, “Nanotechnologies laser pour télécommunications et biodiagnostics au debut du XXIe siècle”, invited presentation at the IEEE student chapter meeting at the Université de Sherbrooke, July 21, 2004.
- [Gordon Research Conference on Laser Interactions with Materials, Andover, USA](https://dubowski.ca/blog/2009/01/08/c55/) - [C55] J. Genest, J.J. Dubowski and V. Aimez, “UV laser based process for suppression of interdiffusion in GaAs/AlGaAs heterostructures”, Gordon Research Conference on Laser Interactions with Materials, Andover, USA, August 1-6, 2004.
- [Laser Applications in Microelectronics and Optoelectronic Manufacturing, San Jose, USA](https://dubowski.ca/blog/2009/01/08/c56/) - [C56] R. Stanowski, O. Voznyy and J.J. Dubowski, ”Modelling of temperature profiles in Nd:YAG laser annealed GaAs/AlGaAs quantum well microstructures”, Laser Applications in Microelectronics and Optoelectronic Manufacturing - X, Photonics West, San Jose, January 22-27, 2005.
- [Synthesis and Photonics of Nanoscale Materials - III, San Jose, USA](https://dubowski.ca/blog/2009/01/08/c57/) - [C57] X. Ding and J.J. Dubowski, “Surface passivation of (001) GaAs with self-assembled monolayers of long-chain thiols”, Synthesis and Photonics of Nanoscale Materials - III, Photonics West, San Jose, January 22-27, 2005.
- [6th International Symposium on Laser Precision Microfabrication, Williamsburg, USA (x2)](https://dubowski.ca/blog/2009/01/08/c59/) - [C59] O. Voznyy, R. Stanowski and J.J. Dubowski, ”Multibandgap quantum well wafers by IR laser quantum well intermixing: simulation of the lateral resolution of the process”, 6th International Symposium on Laser Precision Microfabrication, Williamsburg, VA, USA, April 4-8, 2005.[C58] R. Stanowski, O. Voznyy and J.J. Dubowski, “Finite element model calculations of temperature profiles in Nd:YAG
- [12th Canadian Semiconductor Technology Conference, Ottawa, Canada (x3)](https://dubowski.ca/blog/2009/01/08/c62/) - [C62] D. Wieliczka, X. Ding and J.J. Dubowski, ”X-ray photoelectron study of self-assembled monolayers of long-chain thiols on (001) GaAs”, 12th Canadian Semiconductor Technology Conference, Ottawa, August 16-19, 2005.[C61] X. Ding, Kh. Moumanis and J.J. Dubowski, ”Photoluminescence study of immobilization of avidin on (001) GaAs”, 12th Canadian Semiconductor Technology Conference, Ottawa, August 16-19, 2005.[C60] X.
- [8th International Conference on Laser Ablation, Banff, Canada (x2)](https://dubowski.ca/blog/2009/01/08/c64/) - [C64] J. Genest, J J Dubowski1, V Aimez, N Pauc, D Drouin and M Post, ”UV controlled quantum well intermixing in InAlGaAs/GaAs heterostructures”, 8th International Conference on Laser Ablation, Banff, Canada, September 11-16, 2005.[C63] X. Du, J. Tunney, M. Post and J,J, Dubowski, ”Excimer laser annealing of perovskite thin films: Morphology and gas-sensor properties”, 8th
- [McMaster University Brockhouse Institute for Materials Research Seminar Series, Hamilton, Canada](https://dubowski.ca/blog/2009/01/08/c65/) - [C65] J.J. Dubowski, ”Bio-functionalized surface of (001) GaAs”, invited seminar, McMaster University Brockhouse Institute for Materials Research Seminar Series, Hamilton, February 27, 2006.
- [Optical Society of America Student Chapter, Ottawa, Canada](https://dubowski.ca/blog/2009/01/08/c66/) - [C66] J.J. Dubowski, “Quantum semiconductor optical bio-sensor”, invited seminar, Optical Society of America (OSA) Ottawa-Carleton Student Chapter, Ottawa, April 4, 2006.
- [Wroclaw University of Technology, Wroclaw, Poland](https://dubowski.ca/blog/2009/01/08/c69/) - [C69] J.J. Dubowski, “BioGaAs: a new nano-architecture for detection of Influenza A virus”, invited seminar, Institute of Physics, Wroclaw University of Technology, Poland, June 12, 2006.
- [Foreign Affairs Canada and International Trade Canada, Pushkin, Russia](https://dubowski.ca/blog/2009/01/08/c70/) - [C70] J.J. Dubowski, “Rapid Detection of Biomolecular Hazards in Air”, invited presentation, Canadian-Russian Workshop on Analysis of Toxic Substances, Sponsored by the ISTC Canada's Global Partnership Program on Employment of Former Weapon Scientists, Pushkin, Russian Federation, June 19-20, 2006.
- [Contact Information](https://dubowski.ca/blog/2009/01/08/contact/) - Prof. Jan J. DubowskiDepartment of Electrical and Computer EngineeringUniversité de Sherbrooke2500 boul. de l'UniversitéSherbrooke, QuébecJ1K 2R1, CANADAEmail: jan.j.dubowski@usherbrooke.caWeb: https://dubowski.caTel: +01.819.821.8000 ext. 62528Fax: +01.819.821.7937CurriculumEducation1982 - 1983Post Doctoral FellowNRC[] of Canada, Ottawa, Canada1978Ph.D. degree - Semiconductor physicsPolish Academy of Sciences, Warsaw and Wroclaw University of Technology, Poland1972M.Sc. degree - Solid state physicsUniversity of Wroclaw, PolandEmployment2003 - presentUniversité
- [Joël Dion](https://dubowski.ca/blog/2009/01/08/joeldion/) - joel.dion@usherbrooke.caMicro-fabrication of photosensitive glass
- [NanoQuebec and Partners](https://dubowski.ca/blog/2009/01/13/nanoquebec-and-partners/) - NanoQuébec and Partners to Support Seven Innovative Biosensor Projects
- [Associations](https://dubowski.ca/blog/2009/01/23/associations/)
- [Collaborations](https://dubowski.ca/blog/2009/01/23/collaborations/) - Our Collaborations:
- [Quantum Dots biosensors could save lives](https://dubowski.ca/blog/2009/01/24/quantum-dots-biosensors-could-save-lives/) - Quantum dot (epitaxial) biosensor can save human lives (in French)...
- [Supporting Organizations](https://dubowski.ca/blog/2009/01/24/supporting-organizations/)
- [Mateusz Banski](https://dubowski.ca/blog/2009/01/24/mateusz/) - Mateusz.Banski@USherbrooke.caOptical spectroscopy of biofunctionalized interfaces of quantum semiconductors.
- [Romain Béal](https://dubowski.ca/blog/2009/01/24/romain/) - romain.beal@usherbrooke.ca UV Laser Quantum Well Intermixing for Monolithically Integrated Photonic Devices [tabs] [tab title="Project"] Project Photonics is a constantly growing field that has offered attractive solutions for telecommunication, information technologies and consumer market. Optical fiber wavelength division multiplexing (WDM) technology is an example of the solution offered to fulfil the booming bandwidth requirements for new
- [Romuald Briez](https://dubowski.ca/blog/2009/01/24/romuald/) - Romuald.Briez@USherbrooke.caIntegrated biosensor based on surface plasmon resonance mediated quantum well photoluminescence
- [Alvaro Jiménez](https://dubowski.ca/blog/2009/01/24/alvaro/) - A.Jimenez@USherbrooke.ca Nanostructures to improve SPR biosensors [tabs] [tab title="Project"] Project The project is focused on the fabrication of nano-structures to couple/decouple Surface Plasmon Waves (SPWs) in order to improve the sensitivity of commercial and research prototypes. Studies using fabrication techniques (like e-beam and photolithography) and surface analysis were made in order to obtain the longest
- [Dominic Lepage](https://dubowski.ca/blog/2009/01/24/dominic1/) - Dominic.Lepage@usherbrooke.caDemonstration of efficient biosensing through Integrated Nano-Plasmonic device
- [Aikui Li](https://dubowski.ca/blog/2009/01/24/aikui/) - Aikui.Li@USherbrooke.caLaser-based fabrication of optical devices in photosensitive glasses
- [Matthieu Martin](https://dubowski.ca/blog/2009/01/24/matthieu-martin/) - (2008) Optical spectroscopy of biofunctionalized quantum semiconductors{password qsgroup}The purpose of my Postdoctoral Fellowship in the Laboratory for Quantum Semiconductors and Photon-based Nanotechnologies is the design and implementation of a photoluminescence mapping system for the study of bio-functionalized quantum semiconductors.Photoluminescence mapping is a technique widely used in the field of semiconductor materials. It provides, as its
- [Ximing Ding](https://dubowski.ca/blog/2009/01/24/ximing/) - (2007) Surface functionalization of III-V quantum semiconductors{password qsgroup}Immobilization of bio-molecules on the surface of III-V and/or II-VI quantum semiconductors aiming to detect upcoming bio-moieties binding to the modified surface via molecular recognition.
- [Khalid Moumanis](https://dubowski.ca/blog/2009/01/24/khalid/) - Khalid.Moumanis@usherbrooke.ca (2006) Optical Spectroscopy and Aging Effects of Bio-Interfaces involving Semiconductor Quantum Dots [tabs] [tab title="Curriculum"] Academics1996 - 1999PhD - Physics of Semiconductors and Dielectrics A.F.Ioffe Physical Technical Institute, St. Petersburg, Russia1993 - 1995Master's degree - Optical and Magneto-optical Spectroscopy of Semiconductor Saint Petersburg State Polytechnical University, St. Petersburg, Russia1987 - 1991Baccalaureate degree - PhysicsUniversity
- [Mathieu Boivin](https://dubowski.ca/blog/2009/01/24/mathieub/) - (2007) Bio-fonctionnalisation of GaAs
- [Salim Bouaziz](https://dubowski.ca/blog/2009/01/24/salim/) - (2007) CW IR laser quantum well intermixing of InGaAs/InGaAsP heterostructures
- [Romain Béal](https://dubowski.ca/blog/2009/01/24/romainb/) - (2006) LASER-induced quantum well and quantum dot intermixing
- [Jean-François Morissette](https://dubowski.ca/blog/2009/01/24/jean-f/) - (2006) Characterization of biotinylated nano-beads on GaAs surfaces (001) using Cathodoluminescence
- [Charles Butin](https://dubowski.ca/blog/2009/01/24/charlesb/) - (2004) Study of interdiffused heterostructures
- [Cindy Ravenet](https://dubowski.ca/blog/2009/01/24/cindy/) - (2004) Characterization of Quantum Well Intermixed heterostructures
- [Bromont Winter 2009](https://dubowski.ca/blog/2009/02/20/bromont-winter-2009/) - Members of the QS Group took a day off to go skiing on the slopes of Mount Bromont, Québec. Nice weather and snow conditions made this trip a great success, especially for those students who never skied before. See some pictures...
- [Dominic Carrier](https://dubowski.ca/blog/2009/03/16/dcarrier16/) - Research Associate - Dominic.Carrier@USherbrooke.caLaboratory for Quantum Semiconductors and Photon-based BioNanotechnology{tab=Curriculum}Academics2008 - 2010 Master's degree - Electrical Engineering University of Sherbrooke, Canada2005 - 2006 Independent studies - Classes in Computer Engineering University of Sherbrooke, Canada2001 - 2004 Baccalaureate degree - Physics University of Sherbrooke, Canada1999 - 2001 Collegial degree - Pure and Applied Sciences CEGEP of
- [SPIE LASE International Symposium 2010](https://dubowski.ca/blog/2009/04/02/spie-lase-international-symposium-2010/) - SPIE LASE International Symposium 2010. Invitation to submit abstracts and participate in the largest photonics meeting in North America. ( LA110 | LA112 )
- [Research domain](https://dubowski.ca/blog/2009/04/09/research-foreword/) - The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) and quantum dot (QD) microstructures that became the enabling force in constructing advanced active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the fabrication of
- [Quantum Dot Biosensor](https://dubowski.ca/blog/2009/04/16/qdot-biosensor/) - Quantum Dot (Epitaxial) BiosensorWe have been investigating an innovative technological approach for biosensing based on the use of arrays of epitaxial quantum dots (eQD) previously known for their applications in advanced communication devices such as QD lasers. The goal is to develop a commercially viable (cost-effective) eQD device for the rapid detection and typing of
- [Laser bandgap engineering](https://dubowski.ca/blog/2009/04/16/laser-bandgap-engineering/) - Laser-induced bandgap engineering of III-V quantum semiconductorsThe objective of this research is to investigate both fundamental and applied aspects of laser-based processes of quantum well and quantum dot intermixing that have the potential to lead to cost-attractive fabrication of advanced photonic devices or monolithically integrated photonic circuits that otherwise would have not been attainable with
- [Quantum Semiconductor Biosensor](https://dubowski.ca/blog/2009/04/16/quantum-semiconductor-biosensor/) - Quantum Semiconductor BiosensorsCurrently available viral diagnostics methods are relatively slow, expensive and restricted to a single viral pathogen or family. Ideally, it would be useful to identify rapidly and simultaneously a broad spectrum of viruses. This research aims at developing a quantum semiconductor-based biosensor for the rapid detection and typing of human viral pathogens. One
- [Peer-Reviewed Conference Proceedings](https://dubowski.ca/blog/2009/04/17/peer-reviewed-conference-proceedings/) - SPIE Conference on “Synthesis and Photonics of Nanoscale Materials XV”, SPIE Photonics West’2016, San Francisco, USA, May 2018; SPIE Proc., Editors: J.J. Dubowski, A.V. Kabashin, D.B. Geohegan, vol. 10521 (2018). SPIE Conference on “Synthesis and Photonics of Nanoscale Materials XIV”, SPIE Photonics West’2016, San Francisco, USA, February 2017; SPIE Proc., Editors: D.B. Geohegan, J.J. Dubowski,
- [Technical Reports](https://dubowski.ca/blog/2009/04/17/technical-reports/) - J.J. Dubowski, Laser trimming of emission wavelength of quantum semiconductor microstructures, Photons, Technical Review of the Canadian Institute for Photonic Innovations, Vol. 9(1), 32-37 (2011). J.J. Dubowski, Biodétecteur à base de semi-conducteurs quantitiques, invited highlight in: Technologies & Santé, le Guide des Tendences 2009, Ed. I. Quentin, ISBN: 978-2-922417-69-2, pp. 49-50 (2009). J.J. Dubowski, Photon-based
- [Book Chapters](https://dubowski.ca/blog/2009/04/17/book-chapters/) - In: Handbook of Thin Film Materials: "In-Situ Faraday-Modulated Fast-Nulling Single-Wavelength Ellipsometry of the Growth of Semiconductors, Dielectric and Metal Films", J.D. Leslie, H.X. Tran, S. Buchanan, J.J. Dubowski, S.R. Das, L. LeBrun, Editor: H.S. Nalwa, Academic Press, 2002, pp. 331-372. In: LIA Handbook of Laser Materials Processing: "Laser Produced Microstructures", J.J. Dubowski, Editors: John F.
- [Books & Conference Proceedings](https://dubowski.ca/blog/2009/04/17/books-a-conference-proceedings/) - SPIE Conference on “Synthesis and Photonics of Nanoscale Materials XV”, SPIE Photonics West’2016, San Francisco, USA, May 2018; SPIE Proc., Editors: J.J. Dubowski, A.V. Kabashin, D.B. Geohegan, vol. 10521 (2018). SPIE Conference on “Synthesis and Photonics of Nanoscale Materials XIV”, SPIE Photonics West’2016, San Francisco, USA, February 2017; SPIE Proc., Editors: D.B. Geohegan, J.J. Dubowski,
- [Patents & Intellectual Property Rights](https://dubowski.ca/blog/2009/04/17/patents-a-intellectual-property-rights/) - J.J. Dubowski, E. Nazemi, S. Aithal, X. Huang, “Photo-electrochemical biosensor and semiconductor heterostructure-based sensing method”, US Patent 10 001 480 B2, June 19, 2018. A photo-electrochemical bio-sensor uses a semiconductor heterostructure located in an etching solution. An outer layer of the heterostructure is functionalized, such as with a self-assembled monolayer, to provide adherence of a
- [MSc & PhD Thesis](https://dubowski.ca/blog/2009/04/17/msc-a-phd-thesis/) - Nazemi, E., “PHOTONIC MONITORING OF BIOLOGICAL ACTIVITIES OF BACTERIA IMMOBILIZED ON BIOFUNCTIONALIZED SURFACES OF QUANTUM SEMICONDUCTORS “, PhD in Electrical Engineering, 2017, Université de Sherbrooke. [ pdf. ] Monitoring the viability, growth and cellular metabolism of bacteria can contribute significantly to the early diagnosis of disease, but can also help improve yield of bacterial products in
- [61st Annual Congress of the Canadian Association of Physicists, St. Catharines, Canada](https://dubowski.ca/blog/2009/04/17/c68/) - [C68] G. Marshall, X. Ding, J.J. Dubowski, F. Bensebaa and D. Kingston, “XPS Study of Biotin Functionalized GaAs (001) Surface”, the 61st Annual Congress of the Canadian Association of Physicists, St. Catharines, Ontario, June 11-14, 2006.
- [Photonics North: Nanophotonics and Photon-based Atomic Level Manipulation, Québec City, Canada](https://dubowski.ca/blog/2009/04/17/c67/) - [C67] O. Voznyy and J.J. Dubowski, “Ab-initio study of self-assembled monolayers of thiols on (001) GaAs”, Photonics North: Nanophotonics and Photon-based Atomic Level Manipulation, Québec City, Québec, Canada, June 6-8, 2006, June 7, 2006.
- [19th Annual Meeting of the IEEE Lasers & Electro-Optics Society, Montréal, Canada (x3)](https://dubowski.ca/blog/2009/04/17/c73/) - [C73] J.J. Dubowski, “Novel Quantum Dot based Approach for Biosensing”, invited talk, LEOS 2006, The 19th Annual Meeting of the IEEE Lasers & Electro-Optics Society, 29 October – 2 November, 2006, Montréal, Canada.[C72] O. Voznyy and J.J. Dubowski, “Adsorption and Self-Assembly of Alkanethiols on GaAs (001) Surface”, LEOS 2006, The 19th Annual Meeting of the
- [Université de Sherbrooke, Sherbrooke, Canada](https://dubowski.ca/blog/2009/04/17/c74/) - [C74] J.J. Dubowski, “Epitaxial Quantum Dot Bio-Architecture: A Novel Approach for Biosensing”, Université de Sherbrooke Department of Chemistry, invited seminar, November 15, 2006.
- [MRS Fall Meeting, Boston, USA](https://dubowski.ca/blog/2009/04/17/c75/) - [C75] O. Voznyy and J.J. Dubowski, “First-principles Study of Adsorption Energetics of Alkanethiols on GaAs(001)”, MRS Fall Meeting, November 27 – December 1, 2006, Boston, USA.
- [International Conference and Exhibition on Integration and Commercialization of Micro and Nanosystems, Sanya, China](https://dubowski.ca/blog/2009/04/17/c76/) - [C76] J.J. Dubowski, “Two-Dimensional Array of Epitaxial Quantum Dots: A New Architecture for Biosensing”, invited talk, International Conference and Exhibition on Integration and Commercialization of Micro and Nanosystems, January 10-13, 2007, Sanya, Hainan, China.
- [Synthesis and Photonics of Nanoscale Materials - VI, Photonics West, San Jose, USA](https://dubowski.ca/blog/2009/04/17/c77/) - [C77] X. Ding and J.J. Dubowski, “Stability of biofunctionalized GaAs surface”, Synthesis and Photonics of Nanoscale Materials - VI, Photonics West, San Jose, January 20-25, 2007.
- [Tri-National Workshop on Standards for Nanotechnology, Ottawa, Canada](https://dubowski.ca/blog/2009/04/17/c78/) - [C78] G.M. Marshall, F. Bensebaa, X. Ding and J.J. Dubowski, “Angle Resolved X-ray Photoelectron Spectroscopy for Nanoscale Metrology of Self-Assembled Monolayer/Semiconductor Interfaces”, the Tri-National Workshop on Standards for Nanotechnology, National Research Council Canada, Ottawa, February 7, 2007.
- [13th Canadian Semiconductor Technology Conference, Montréal, Canada (x5)](https://dubowski.ca/blog/2009/04/17/c83/) - [C83] X. Ding, G.M. Marshall, F. Bensebaa and J.J. Dubowski, “Study of ArF Excimer Laser Assisted Passivation and Thiolation of (001) GaAs”, 13th Canadian Semiconductor Technology Conference, Montréal, August 14-17, 2007.[C82] J. Genest, R. Béal, J.J. Dubowski and V. Aimez, “A comparative study of the quantum well intermixing effect in InGaAs/InGaAsP/InP heterostructures induced by irradiation
- [5th International Workshop on Semiconductor Surface Passivation, Zakopane, Poland (x2)](https://dubowski.ca/blog/2009/04/17/c84/) - [C85] G. Marshall, F. Bensebaa, J.J. Dubowski, “Characterization of a photonic biosensing molecular architecture on gallium arsenide by XPS”, the 5th International Workshop on Semiconductor Surface Passivation, Zakopane, Poland, September 16-19, 2007.[C84] J.J. Dubowski, “Self-assembled monolayers of thiols on (001) GaAs: A quest for bio-functionalization”, invited talk, the 5th International Workshop on Semiconductor Surface Passivation,
- [9th International Conference on Laser Ablation, Tenerife, Spain](https://dubowski.ca/blog/2009/04/17/c86/) - [C86] E. Shaffer, A. Helmy, D. Drouin, J.J. Dubowski “Excimer Laser-Induced Crystallization of Amorphous CdSe Thin Films”, 9th International Conference on Laser Ablation, Tenerife, Spain, September 24-28, 2007.
- [University of Montréal, Montréal, Canada](https://dubowski.ca/blog/2009/04/17/c87/) - [C87] J.J. Dubowski, “Quantum Dot Templates for Biosensing Applications: an InAs-GaAs case”, invited talk, University of Montréal, November 23, 2007.
- [Laser Applications in Microelectronic and Optoelectronic Manufacturing XIII, Photonic West, San Jose, USA](https://dubowski.ca/blog/2009/04/17/c88/) - [C88] R. Stanowski, S. Bouaziz and J.J. Dubowski, “Selective area bandgap engineering of InGaAsP/InP quantum well microstructures with an infrared laser rapid thermal annealing technique”, Laser Applications in Microelectronic and Optoelectronic Manufacturing XIII, Photonic West, San Jose, January 20-25, 2008.
- [10th Annual Linz Winter Workshop on Advances in Single-Molecule Research for Biology & Nanoscience, Linz, Austria](https://dubowski.ca/blog/2009/04/17/c89/) - [C89] J.J. Dubowski, “Self-organized arrays of semiconductor quantum dots for optical detection of viral biomolecules”, 10th Annual Linz Winter Workshop on Advances in Single-Molecule Research for Biology & Nanoscience February 15-19, 2008, Linz, Austria.
- [APS March Meeting, New Orleans, USA](https://dubowski.ca/blog/2009/04/17/c90/) - [C90] O. Voznyy and J.J. Dubowski, “Structure and adsorption mechanisms of thiol self-assembled monolayers on GaAs (001) surfaces”, APS March Meeting, New Orleans, Louisiana, March 10–14, 2008.
- [Zhejiang University, Hangzhou, China](https://dubowski.ca/blog/2009/04/17/c91/) - [C91] J.J. Dubowski, “Laser-induced bandgap engineering of quantum well and quantum dot wafers”, invited seminar, Zhejiang University, Hangzhou, April 11, 2008.
- [3rd Pacific International Conference on Applications of Lasers and Optics, Beijing, China (x2)](https://dubowski.ca/blog/2009/04/17/c93/) - [C93] R. Stanowski, H.H. Tan, C. Jagadish and J.J. Dubowski, “Multibandgap quantum well wafers by IR laser quantum well intermixing: simulation of the lateral resolution of the process”, 3rd Pacific International Conference on Applications of Lasers and Optics, PICALO’2008, April 16-18, 2008, Beijing, China.[C92] J.J. Dubowski, “Laser-induced bandgap engineering of quantum well wafers: a quest
- [Colloque de Plasma-Québec, Montréal, Canada](https://dubowski.ca/blog/2009/04/17/c94/) - [C94] Ximing Ding, Gregory M. Marshall, Farid Bensebaa, Jan J. Dubowski, “Study of ArF Excimer Laser Assisted Passivation and Thiolation of (001) GaAs”, Colloque de Plasma-Québec, Montréal, May 22-23, 2008.
- [Annual Congress of the Canadian Association of Physicists, Québec City, Canada (x2)](https://dubowski.ca/blog/2009/04/17/c96/) - [C96] O. Voznyy and J.J. Dubowski, “Reconstructions of the Au(111) and GaAs(001) surfaces driven by the thiol-thiol interactions”, Annual Congress of the Canadian Association of Physicists, Québec City, June 8 - 11, 2008.[C95] R. Béal, J. Genest, V. Aimez and J.J. Dubowski, “Multi-wavelength laser diode arrays fabricated by ArF laser induced Quantum Well Intermixing”, Annual
- [Photonics North, Montréal, Canada](https://dubowski.ca/blog/2009/04/17/c97/) - [C97] R. Stanowski and J.J. Dubowski, “Infrared laser-induced bandgap engineering technique for fabrication of multi-bandgap quantum well semiconductor wafers”, Photonics North, Montréal, Québec, June 2-4, 2008.
- [9th International Symposium on Laser Precision Microfabrication, Québec City, Canada](https://dubowski.ca/blog/2009/04/17/c98/) - [C98] R. Stanowski, M. Martin, J.J. Dubowski “Local-area infrared laser engineering of bandgap gradient controlled quantum well semiconductor wafers”, 9th International Symposium on Laser Precision Microfabrication (LPM), Québec City, June 16-20, 2008.
- [14th International Diffuse Reflectance Conference, Chambersburg, USA](https://dubowski.ca/blog/2009/04/17/c99/) - [C99] G.M. Marshall, F. Bensebaa and J.J. Dubowski, “Observation of surface enhanced IR absorption coefficient in alkanethiol based self-assembled monolayers on GaAs(001)”, 14th International Diffuse Reflectance Conference (IDRC), Wilson College, Chambersburg, Pennsylvania, USA, August 2-8, 2008.
- [Canada-India Workshop on Nanotechnology, Montréal, Canada](https://dubowski.ca/blog/2009/04/17/c100/) - [C100] J.J. Dubowski, “Research Programs at the Center of Excellence for Information Engineering”, invited talk, Canada-India Workshop on Nanotechnology, University of Montréal, August 7-8, 2008.
- [6th International Conference on Photo- Excited Processes and Applications, Sapporo, Japan](https://dubowski.ca/blog/2009/04/17/c101/) - [C101] J.J. Dubowski, “Quantum semiconductor device for multipathogen biosensing”, invited talk, 6th International Conference on Photo- Excited Processes and Applications (ICPEPA), 9-12 Sep. 2008, Sapporo, Hokkaido, Japan.
- [Algonquin College, Ottawa, Canada](https://dubowski.ca/blog/2009/04/17/c103/) - [C103] J.J. Dubowski, “Nanotechnology Research of the Canada Research Chair in Quantum Semiconductors”, invited talk, Algonquin College, Ottawa, December 9, 2008.
- [[R66]](https://dubowski.ca/blog/2009/05/11/r662/) - O. Voznyy, J.J. Dubowski, J.T. Yates Jr. and P. Maksymovych, "The Role of Gold Adatoms and Stereochemistry in Self-Assembly of Methylthiolate on Au(111)", J. Am. Chem. Soc. 131, 12989–12993 (2009). [pdf]
- [[B2]](https://dubowski.ca/blog/2009/05/12/b2/) - In: LIA Handbook of Laser Materials Processing: "Laser Produced Microstructures", J.J. Dubowski, Editors: John F. Ready and Dave F. Farson, Laser Institute of America & Magnolia Publishing, Inc., Orlando FL, 2001, pp. 651-659.
- [[B3]](https://dubowski.ca/blog/2009/05/12/b3/) - In: Handbook of Thin Film Materials: "In-Situ Faraday-Modulated Fast-Nulling Single-Wavelength Ellipsometry of the Growth of Semiconductors, Dielectric and Metal Films", J.D. Leslie, H.X. Tran, S. Buchanan, J.J. Dubowski, S.R. Das, L. LeBrun, Editor: H.S. Nalwa, Academic Press, 2002, pp. 331-372.
- [[B4]](https://dubowski.ca/blog/2009/05/12/b4/) - In: Photon-based Nanoscience and Nanobiotechnology: "Quantum Dot Bio-Template for Rapid Detection of Pathogenic Substances", J.J. Dubowski, Editors: J.J. Dubowski and S. Tanev, Springer Series: NATO Sciences Series II: Mathematics and Chemistry, Vol. 239, 2006, pp. 159-173.
- [[E11]](https://dubowski.ca/blog/2009/05/12/e11/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics III", SPIE Photonics West'2004, San Jose, January 2004; SPIE Proc., Editors: P. Herman, J. Fieret, A. Piqué, T. Okada, F.G. Bachman, W. Hoving, K. Washio, X. Xu, J.J. Dubowski, D.B. Geohegan, F. Träger, vol. 5339 (2004).
- [[E12]](https://dubowski.ca/blog/2009/05/12/e12/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics IV", SPIE Photonics West'2005, San Jose, January 2005; SPIE Proc., Editors: J. Fieret, P.R. Herman, T. Okada, C.B. Arnold, F.G. Bachmann, W. Hoving, K. Washio, Y. Lu, D.B. Geohegan, F. Träger, J.J. Dubowski, vol. 5713 (2005).
- [[E13]](https://dubowski.ca/blog/2009/05/12/e13/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics V", SPIE Photonics West'2006, San Jose, January 2006; SPIE Proc., Editors: T. Okada, C.B. Arnold, M. Meunier, A.S. Holmes, D.B. Geohegan, F. Träger, J.J. Dubowski, vol. 6106 (2006).
- [[E14]](https://dubowski.ca/blog/2009/05/12/e14/) - "Photon-based Nanoscience and Nanobiotechnology", Editors: J.J. Dubowski and S. Tanev, Springer Series: NATO Sciences Series II: Mathematics and Chemistry, vol. 239, 2006, 371pp.
- [[E15]](https://dubowski.ca/blog/2009/05/12/e15/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics VI", SPIE Photonics West'2007, San Jose, January 2007; SPIE Proc., Editors: C.B. Arnold, T. Okada, M. Meunier, A.S. Holmes, D.B. Geohegan, F. Träger, J.J. Dubowski, ISBN: 9780819465719, vol. 6458 (2007).
- [[E16]](https://dubowski.ca/blog/2009/05/12/e16/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics VII", SPIE Photonics West’2008, San Jose, January 2008; SPIE Proc., Editors: A.S. Holmes, M. Meunier, C.B. Arnold, H. Niino, D.B. Geohegan, F. Träger, J.J. Dubowski, vol. 6879 (2008).
- [[PA2]](https://dubowski.ca/blog/2009/05/12/pa2/) - J.J. Dubowski and D. Lepage, "Self-referencing biosensor based on surface plasmon resonance mediated photoluminescence", application numbers: UdeS-08240-226, USPTO, January 18, 2007. A sensing device has been proposed for characterizing a substance by modifying modes of resonance of surface plasmons. The device comprises a photo-emitting substrate layer for generating a photoluminescence signal, a dielectric adaptive layer
- [[PA1]](https://dubowski.ca/blog/2009/05/12/pa1/) - J.J. Dubowski, X. Ding, E. Frost and E. Escher, "Quantum dot template for fast and simultaneous detection of different infectious agents", International patent application (Ref. 060310 8240-210, March 10, 2006). A method and a device for detecting the presence of a predetermined (biological) substance, in which a quantum dot is produced on a substrate. The
- [[P4]](https://dubowski.ca/blog/2009/05/12/p4/) - J.J. Dubowski, Y. Tao and C. Py, "Multilayer microstructures and laser based method for precision and reduced damage patterning of such structures", US patent # 6,719,916, April 13, 2004 (pending in Canada). A novel method is disclosed that makes possible laser patterning of conductive metal electrode deposited on top of an organic and/or polymeric material
- [[P3]](https://dubowski.ca/blog/2009/05/12/p3/) - J.J. Dubowski, "Laser-induced bandgap shifting for photonic device integration", US patent (divisional) # 6,670,644, December 30, 2003 (pending in Canada).
- [[P2]](https://dubowski.ca/blog/2009/05/12/p2/) - J.J. Dubowski, "Laser-induced bandgap shifting for photonic device integration", US patent # 6,514,784, February 4, 2003 (pending in Canada). To shift the bandgap of a quantum well microstructure, the surface of the microstructure is selectively irradiated in a pattern with ultra-violet (UV) laser radiation to induce alteration of a near-surface region of such microstructure. Subsequently
- [[P1]](https://dubowski.ca/blog/2009/05/12/p1/) - T. Akane, K. Sugioka, K. Midorikawa and J.J. Dubowski, "Process for formation of cap layer for semiconductor", US patent # 6,432,848, August 13, 2002 (pending in Japan, EU and Canada). A process for the formation of a cap layer for semiconductors with a low degree of contamination wherein the cap layer is easily formed on
- [Lepage, Dominic - MSc.](https://dubowski.ca/blog/2009/05/12/lepagedominic/) - Lepage, D., "STUDIES ON GOLD-SEMICONDUCTOR ARCHITECTURES FOR SURFACE PLASMON ASSISTED PHOTOLUMINESCENCE", MSc in Electrical Engineering, 2006, Université de Sherbrooke, Sherbrooke, Canada. [pdf] Surface plasmons polaritons on metal-semiconductor architecture can play a significant role in nanobiodetection. Those surface plasmons properties are particularly ideal for surface sensing. The general idea of the project is the conception of
- [[R62]](https://dubowski.ca/blog/2009/05/12/r62/) - J. Genest, R. Béal, V. Aimez and J.J. Dubowski, "ArF laser-based quantum well intermixing in InGaAs/InGaAsP heterostructures", Appl. Phys. Lett. 93, 071106 (2008). [pdf]
- [[R63]](https://dubowski.ca/blog/2009/05/12/r63/) - R. Stanowski and J.J. Dubowski, "Laser rapid thermal annealing of quantum semiconductors: a one step bandgap engineering technique", Appl. Phys. A94, 667-674 (2009). [pdf]
- [[R64]](https://dubowski.ca/blog/2009/05/12/r64/) - G.M. Marshall, F. Bensebaa and J.J. Dubowski, "Observation of surface enhanced IR absorption coefficient in alkanethiol based self-assembled monolayers on GaAs(001)", J. Appl. Phys. 105, 094310 (2009). [pdf][3]
- [[R65]](https://dubowski.ca/blog/2009/05/12/r65/) - O. Voznyy and J.J. Dubowski, "c(4 × 2) structures of alkanethiol monolayers on Au (111) compatible with the constraint of dense packing", Langmuir, 25(13), 7353-7358 (2009). [pdf]
- [[R49]](https://dubowski.ca/blog/2009/05/12/r49/) - X. Du, J.J. Dubowski, M. Post, D.Wang and J. Tunney, "Excimer laser annealing of p-type perovskite thin films", J. Vac. Sci. Techn. A22(3), 870-873 (2004). [pdf]
- [[PR53]](https://dubowski.ca/blog/2009/05/12/pr53/) - J.J. Dubowski, J. Lefebvre, Z. Wasilewski, X.R. Zhang and X. Xu, "Laser-induced bandgap engineering for simultaneous multicolor detection with a GaAs/AlGaAs quantum well infrared photodetector", Proc. SPIE, vol. 5339, 93-99 (2004).[pdf]
- [[PR54]](https://dubowski.ca/blog/2009/05/12/pr54/) - J. Genest, J.J. Dubowski and V. Aimez, "UV laser-based process for quantum well intermixing of III-V heterostructures", Proc. SPIE, vol. 5451, 550-557 (2004).[pdf]
- [[R55]](https://dubowski.ca/blog/2009/05/12/r55/) - D. Wieliczka, X. Ding and J.J. Dubowski, "X-ray photoelectron spectroscopy study of self-assembled monolayers of alkanethiols on (001) GaAs", J. Vac. Sci. Technol. A24(5), 1756-1759 (2006). [pdf]
- [[R56]](https://dubowski.ca/blog/2009/05/12/r56/) - O. Voznyy and J.J. Dubowski, "Structure, bonding nature and binding energy of alkanethiolate on As-rich GaAs (001) surface: a density functional theory study", J. Phys. Chem. B110(47), 23619-23622 (2006). [pdf]
- [[R57]](https://dubowski.ca/blog/2009/05/12/r57/) - G. Genest, J.J. Dubowski and V. Aimez, "Suppressed intermixing in InAlGaAs/AlGaAs/GaAs and AlGaAs/GaAs quantum well heterostructures irradiated with a KrF excimer laser", Appl. Phys. A89, 423-426 (2007). [pdf]
- [[R58]](https://dubowski.ca/blog/2009/05/12/r58/) - D. Lepage and J.J. Dubowski, "Surface plasmon assisted photoluminescence in GaAs-AlGaAs quantum well microstructures", Appl. Phys. Lett. 91, 163106/1-163106/3 (2007). [pdf]
- [[R59]](https://dubowski.ca/blog/2009/05/12/r59/) - O. Voznyy and J.J. Dubowski, "Adsorption Kinetics of Hydrogen Sulfide and Thiols on GaAs (001) Surfaces in a Vacuum", J. Phys. Chem. C112, 3726-3733 (2008). [pdf]
- [[R60]](https://dubowski.ca/blog/2009/05/12/r60/) - E. Shaffer, A.S. Helmy, D. Drouin and J.J. Dubowski, "Excimer Laser-Induced Crystallization of CdSe Thin Films", Appl. Phys. A93, 869-874 (2008). [pdf]
- [[R61]](https://dubowski.ca/blog/2009/05/12/r61/) - O. Voznyy and J.J. Dubowski, "Structure of thiol self-assembled monolayers commensurate with the GaAs (001) surface", Langmuir 24, 13299-13305 (2008). [pdf, supp.]
- [CIPI Workshop on Photonics solutions for detection..., Montréal, Canada](https://dubowski.ca/blog/2009/05/12/c104/) - [C104] J.J. Dubowski, "Quantum Semiconductor Biosensor for Rapid Detection of Bacterial Pathogens in Potable Water", CIPI Workshop on Photonics solutions for detection and identification of nano-particles in air and liquids, Montréal, January 21, 2009.
- [Photonics West, San Jose, California, USA](https://dubowski.ca/blog/2009/05/12/c106/) - [C106] R. Stanowski, H.H. Tan, C. Jagadish, J.J. Dubowski, “Iterative laser rapid thermal annealing technique for selective area quantum well intermixing”, Laser Applications in Microelectronic and Optoelectronic Manufacturing XIV, Photonic West, San Jose, January 26-28, 2009.[C105] R. Beal, V. Aimez, J.J. Dubowski, “UV laser induced quantum well intermixing for fabrication of infrared broadband emitters”, Laser
- [11th Annual Winter Linz Workshop, Linz, Austria](https://dubowski.ca/blog/2009/05/12/c107/) - [C107] V. Duplan, Y. Miron, E. Frost, M. Grandbois, J.J. Dubowski, "Immobilization of Influenza A Virus on GaAs (001) Surface", 11th Annual Winter Linz Workshop on Advances in Single-Molecule Research for Biology & Nanoscience', Linz, Austria, February 6-9, 2009.
- [Canadian Laser Application Workshop, Toronto, Canada](https://dubowski.ca/blog/2009/05/12/c108/) - [C108] J.J. Dubowski, “Laser-based bandgap engineering for monolithically integrated III-V photonic devices”, Canadian Laser Application Workshop, Toronto, March 11-12, 2009.
- [APS March Meeting, Pittsburgh, Pennsylvania, USA](https://dubowski.ca/blog/2009/05/12/c109/) - [C109] G. Marshall, G.P. Lopinski, F. Bensebaa, J.J. Dubowski, "IR enhancement and the surface potential of n-alkanethiol SAMs on GaAs(001)", APS March Meeting, Pittsburgh, Pennsylvania, March 16-20, 2009.
- [Technical Workshop on Response to Chemical, Biological..., Ottawa, Canada](https://dubowski.ca/blog/2009/05/12/c110/) - [C110] J.J. Dubowski, “Quantum Semiconductor Biosensor for Rapid Identification of Pathogens in Water”, Technical Workshop on Response to Chemical, Biological and Radiological/Nuclear Terrorist Attacks, Environment Canada and the International Science and Technology Centre (ISTC), Ottawa, April 28-30, 2009.
- [News Archive](https://dubowski.ca/blog/2009/05/12/news-archive/)
- [Publications](https://dubowski.ca/blog/2009/05/12/publications/) - Refereed ArticlesPapers in Peer-Reviewed Conference ProceedingsTechnical ReportsBook ChaptersBooks & Conference ProceedingsPatents and Intellectual Property RightsM. Sc. & Ph. D. Thesis
- [c(4 × 2) Structures of Alkanethiol Monolayers on Au (111) Compatible with the Constraint of Dense Packing](https://dubowski.ca/blog/2009/05/13/c4-t-2-structures-of-alkanethiol-monolayers-on-au-111-compatible-with-the-constraint-of-dense-packing/) - Using alkanethiol dense packing as a starting point, we have found [O. Voznyy and J.J. Dubowski, Langmuir 25(13), 7353 (2009)] six prototypical packing structures commensurate with the (3 × 2√3) supercell of the Au (111) surface. Five of the six structures are not compatible with the flat surface conditions but can be fitted to a reconstructed
- [Observation of surface enhanced IR absorption coefficient in alkanethiol based self-assembled monolayers on GaAs (001)](https://dubowski.ca/blog/2009/05/13/observation-of-surface-enhanced-ir-absorption-coefficient-in-alkanethiol-based-self-assembled-monolayers-on-gaa-001/) - Alkanethiol self-assembled monolayers (SAMs) of various methylene group chain lengths [HS–(CH2)n–CH3 (n=9,11,13,15,17) were fabricated on the GaAs(001) surface followed by characterization using Fourier transform infrared spectroscopy [G. Marshall et al., J. Appl. Phys. 105, 094310 (2009)]. Modal analysis of the CH2 stretching mode region (2800–3000 cm-1) showed that linear scaling of the n-dependent factors accurately
- [Surface plasmon effects induced by uncollimated emission of semiconductor microstructures](https://dubowski.ca/blog/2009/05/13/surface-plasmon-effects-induced-by-uncollimated-emission-of-semiconductor-microstructures/) - We have proposed [D. Lepage and J.J. Dubowski, Opt. Express 17(12), 10411 (2009)] an innovative microstructure for a monolithically integrated surface plasmon resonance (SPR) device comprising a metal coated SiO2 layer deposited atop a photoluminescence emitting quantum well (QW) wafer. The functioning of such a device is based on the uncollimated and incoherent emission of semiconductors. We
- [DomL - Vanier Scholarship - Front page](https://dubowski.ca/blog/2009/05/14/doml-vanier-scholarship-front-page/) - Congratulations to M. Dominic Lepage for receiving the prestigious NSERC Vanier Scholarship.
- [Dominic Lepage receives the Vanier Scholarship](https://dubowski.ca/blog/2009/05/14/dominic-lepage-receives-the-vanier-scholarship/) - The Honourable Gary Goodyear, Minister of State for Science and Technology, announced on April 30, 2009 in Ottawa the selection of the inaugural 55 recipients of the new Vanier Canada Graduate Scholarships-the most important, prestigious and sought-after scholarships for doctoral students. The Vanier Canada Graduate Scholarship Program supports world-class doctoral students who demonstrate a high
- [Influenza A virus on the surface of GaAs (001)](https://dubowski.ca/blog/2009/05/14/influenza-virus-on-the-surface-gaas/) - In a paper by V. Duplan et al., J. Biomed. Optics 14(5), 054042 (2009), we report on the successful immobilization of the influenza A virus on the biofunctionalized surface of GaAs (001). This result is an important milestone in our quest for the development of an all-optical biosensor for rapid detection and typing of viral
- [CIPI 10th Anniversary Meeting, Québec City, Canada](https://dubowski.ca/blog/2009/06/08/c111/) - [C111] J.J. Dubowski, "Microstructuring of Photosensitive Glass with an ArF Excimer Laser Projection Patterning Technique", CIPI AGM and 10th Anniversary, Québec City, May 25-27, 2009.
- [10th International Symposium on LPM, Kobe, Japan](https://dubowski.ca/blog/2009/06/08/c112/) - [C112] J. Dion, A. Li, P. Masson, J.J. Dubowski, "Rapid microstructuring of photosensitive glass with an ArF excimer laser projection patterning technique", 10th International Symposium on Laser Precision Microfabrication, Kobe, Japan, June 29 - July 2, 2009.
- [The Inst. Solid State Physics, Tokyo University, Japan](https://dubowski.ca/blog/2009/06/08/c113/) - [C113] J.J. Dubowski, "Quantum dot template biosensor", invited seminar at the Institute of Solid State Physics, Tokyo University, Tokyo, Japan, July 3, 2009.
- [Canada-Japan Workshop, Tokyo, Japan](https://dubowski.ca/blog/2009/06/08/c114/) - [C114] J.J. Dubowski, "Quantum Semiconductor Biosensor Technology: A missing link to total solutions by micro-Total Analysis Systems", Canada-Japan Workshop, Forging Int. Res. Links with CLAN: the Canadian Laser Application Network, July 3, 2009, AIST, Tokyo, Japan (a short version of the seminar given at RIKEN on July 6, 2009).
- [Invited seminar at RIKEN, Wako-shi, Japan](https://dubowski.ca/blog/2009/06/08/c115/) - [C115] J.J. Dubowski, "Quantum Semiconductor Biosensor Technology: A missing link to total solutions by micro-Total Analysis Systems", invited seminar, RIKEN, Wako-shi, Japan,July 6, 2009.
- [27th International Congress on Applications of Lasers & Electro-Optics, Temecula, USA](https://dubowski.ca/blog/2009/06/09/c102/) - [C102] J.J. Dubowski, "Laser-induced bandgap engineering of photonic wafers", invited talk, 27th International Congress on Applications of Lasers & Electro-Optics (ICALEO), Temecula, California, October 20-13, 2008.
- [SPR vs H1N1](https://dubowski.ca/blog/2009/07/14/spr-vs-h1n1/) - A student's view on "Surface Plasmon Resonance (SPR) and H1N1 Pandemic Influenza"
- [Surface Plasmon Resonance (SPR) and H1N1 Pandemic Influenza](https://dubowski.ca/blog/2009/07/14/surface-plasmon-resonance-spr-and-h1n1-pandemic-influenza/) - The need for rapid and reliable detection of human pathogens, such as viruses and bacteria, is well recognized nowadays. The pandemic outbreak of the H1N1 Influenza in 2009 is a painful illustration of the deficiency current national and international health organizations have in rapid diagnostics, prevention and efficient therapeutics offered to large populations. If carried
- [Canadian Semiconductor Technology Conference, Hamilton, 2009](https://dubowski.ca/blog/2009/07/25/canadian-semiconductor-technology-conference-hamilton-2009/) - At the 14th Canadian Semiconductor Technology Conference, Hamilton, Ontario, August 10-14, 2009, the Quantum Semiconductor Group will report their recent research results in seven (7) presentations:"Formation dynamics of hexadecanethiol self-assembled monolayers on (001) GaAs observed with photoluminescence and Fourier transform infrared spectroscopies", Chan-Kyu Kim, Gregory Marshall, Mathieu Martin, Michel Bisson-Viens, Zbig Wasilewski, Farid Bensebaa, Jan
- [CSTC 2009](https://dubowski.ca/blog/2009/07/25/cstc-2009/) - The QS group will report recent results at the 14th Canadian Semiconductor Technology Conference in Hamilton, Ontario (see details)
- [14th Canadian Semiconductor Technology Conference, Hamilton, Ontario (x7)](https://dubowski.ca/blog/2009/08/25/14th-canadian-semiconductor-technology-conference-hamilton-ontario/) - [C122] Romain Béal, Radoslaw Stanowski, Neng Liu, Vincent Aimez, Jan J. Dubowski, "Superluminescent diodes based on UV and IR laser induced quantum well intermixing", 14th Canadian Semiconductor Technology Conference, Hamilton, Ontario, August 10-14, 2009.[C121] Radoslaw Stanowski, Mathieu Martin, Richard Ares, Philip Poole, Jan J. Dubowski, "Laser tuning of InAs quantum dot emission wavelength", 14th Canadian
- [8th Pacific Conference on Lasers and Electro-Optics, Shanghai, China](https://dubowski.ca/blog/2009/08/25/8th-pacific-conference-on-lasers-and-electro-optics-shanghai-china/) - [C123] Jan J. Dubowski, "Laser-induced bandgap engineering of quantum semiconductor wafers", invited talk, 8th Pacific Conference on Lasers and Electro-Optics, Shanghai, China, Aug. 30 - Sept. 3, 2009.
- [Trends in Nanotechnology, Barcelona, Spain](https://dubowski.ca/blog/2009/08/25/trends-in-nanotechnology-barcelona-spain/) - [C124] Dominic Lepage and Jan J. Dubowski, "Surface plasmon effects induced by uncollimated emission of semiconductor microstructures", poster presentation, Trends in Nanotechnology, Barcelona, Spain, September 8-11, 2009.
- [6th International Workshop on Semiconductor Surface Passivation, Zakopane, Poland](https://dubowski.ca/blog/2009/08/25/6th-international-workshop-on-semiconductor-surface-passivation-zakopane-poland/) - [C125] Jan J. Dubowski, "Bio-functionalized Surface of GaAs (001) for Detection of Viral Pathogens", invited talk, 6th International Workshop on Semiconductor Surface Passivation, Zakopane, Poland,September 13-18, 2009.
- [5th Annual COMSOL Conference, Boston, USA](https://dubowski.ca/blog/2009/08/25/5th-annual-comsol-conference-boston-usa/) - [C126] Dominic Carrier and Jan J. Dubowski, "'Rapid Prototyping' of Biosensing Surface Plasmon Resonance Devices Using COMSOL & Matlab Software", 5th Annual COMSOL Conference, Boston, October 8 - 10, 2009.
- [Photonics West, San Francisco, California, USA](https://dubowski.ca/blog/2009/08/25/photonics-west-san-francisco-california-usa/) - D. Lepage and J.J.Dubowski, "Surface plasmon effects induced by uncollimated emission of semiconductor microstructures", Synthesis and Photonics of Nanoscale Materials VII, Photonics West, San Francisco, January 23-28, 2010.
- [Poster award at CSTC](https://dubowski.ca/blog/2009/09/03/poster-award-at-cstc/) - At the recently held 14th Canadian Semiconductor Technology Conference in Hamilton, Ontario, August 10-14, 2009, the poster by Valerie Duplan, Yannick Miron, Eric Frost, Michel Grandbois, Jan J. Dubowski, "Specific immobilization of selected viral and bacterial pathogens on GaAs (001) surface", received an award in the category of ‘The Best 10 Posters of the Conference'.The
- [Poster awards at CSTC (synopsys)](https://dubowski.ca/blog/2009/09/03/poster-awards-at-cstc-synopsys/) - A member of the QS group is awarded a poster prize at CSTC 2009 (see details).
- [[R68]](https://dubowski.ca/blog/2009/09/28/r68/) - D. Lepage and J.J. Dubowski, "Surface plasmon effects induced by uncollimated emission of semiconductor microstructures", Opt. Express 17(12), 10411-10418 (2009). [pdf][6]
- [SPIE LASE 2010, San Francisco, SPnsM-VII Advance Program](https://dubowski.ca/blog/2009/10/07/spie-lase-spnsm-advance-program/) - PHOTONICS WEST 2010, San Francisco, SPnsM-VII Advance Program. (SPnsM-VII)
- [SPIE LASE 2010, San Francisco, LAMOM-XV Advance Program](https://dubowski.ca/blog/2009/10/07/spie-lase-lamom-advance-program/) - PHOTONICS WEST 2010, San Francisco, LAMOM-XV Advance Program. (LAMOM-XV)
- [[PR65]](https://dubowski.ca/blog/2009/11/05/pr65/) - J.J. Dubowski, "Laser-based Bandgap Engineering of Quantum Semiconductor Wafers", invited paper, Proc. 8th Pacific Rim Conference on Laser and Electro-Optics (CLEO/Pacific Rim), ISBN:978-1-4244-3829-7 (2009)[pdf].
- [[PR66]](https://dubowski.ca/blog/2009/11/05/pr66/) - D. Carrier and J.J. Dubowski, "'Rapid Prototyping' of Biosensing Surface Plasmon Resonance Devices using COMSOL & Matlab Software", 5th Annual COMSOL Conf., Boston, Oct. 8-10, 2009.[pdf]
- [[PR67]](https://dubowski.ca/blog/2009/11/05/pr67/) - D. Lepage and J.J. Dubowski, "Surface plasmon effects induced by uncollimated emission of semiconductor microstructures", Proc. SPIE, vol. 7586, 758607 (2010).[pdf]
- [[R67]](https://dubowski.ca/blog/2009/11/24/r67/) - V. Duplan, Y. Miron, E. Frost, M. Grandbois, J.J. Dubowski, "Specific immobilization of influenza A virus on GaAs (001) surface", J. Biomed. Optics 14(5), 054042 (2009). [pdf][4&5]
- [[R70]](https://dubowski.ca/blog/2009/11/24/r70/) - G.M. Marshall, G.P. Lopinski, F. Bensebaa, and J.J. Dubowski, "Surface dipole layer potential induced IR absorption enhancementin n-alkanethiol SAMs on GaAs (001)", Langmuir, 25(23), 13561-13568, (2009). [pdf,supp.]
- [[R72]](https://dubowski.ca/blog/2010/06/04/r72/) - J.J. Dubowski, O. Voznyy and G.M. Marshall, "Molecular self-assembly and passivation of GaAs (001) with alkanethiol monolayers: a view towards bio-functionalization", Appl. Surf. Sci. 256(19), 5714-5721 (2010).[pdf]
- [[R73]](https://dubowski.ca/blog/2010/09/07/r73/) - A. Palani, Y. Nguiffo-Podie, E. Frost and J.J. Dubowski, "Decomposition of Thimerosal and Dynamics of Thiosalicylic Acid Attachment on GaAs(001) Surface Observed with in Situ Photoluminescence", J. Phys. Chem. C114(32), 13657–13662 (2010).[pdf,supp.]
- [[R74]](https://dubowski.ca/blog/2010/09/07/r74/) - D. Lepage, A. Jimenez, D. Carrier, J. Beauvais and J.J. Dubowski, "Hyperspectral imaging of diffracted surface plasmons", Opt. Express 18(26), 27327–27335 (2010).[pdf]
- [12th Annual Winter Linz Workshop, Linz, Austria](https://dubowski.ca/blog/2010/09/08/12th-annual-winter-linz-workshop-linz-austria/) - V. Duplan, M.W. Hassen, E. Frost, J.J. Dubowski, "Detection of Escherichia coli using a photoluminescence quantum-semiconductor technique", 12th Annual Winter Linz Workshop on Advances in Single-Molecule Research for Biology & Nanoscience,Linz, Austria, Feb. 5-8, 2010.
- [4th Pacific International  Conference on Applications of Lasers and Optics, Wuhan, China](https://dubowski.ca/blog/2010/09/08/4th-pacific-international-conference-on-applications-of-lasers-and-optics-wuhan-china/) - J.J. Dubowski, "Iterative Laser Bandgap Nanoengineering of III-V Quantum Well and Quantum Dot Wafers", invited talk, Pacific International Conference on Applications of Lasers and Optics, PICALO'2010, March 23-25, 2010, Wuhan, China. N. Liu, Kh. Moumanis, J.J. Dubowski, "Excimer laser-induced quantum well intermixing in SiO2 coated InP/InGaAs/InGaAsP microstructures", Pacific International Conference on Applications of Lasers and Optics, PICALO'2010, March 23-25,
- [[PR69]](https://dubowski.ca/blog/2010/09/08/pr69/) - N. Liu, Kh. Moumanis, J.J. Dubowski, "ArF excimer laser-induced quantum well intermixing in dielectric layer coated InGaAs/InGaAsP microstructures", Proc. PICALO’2010, March 23-25, 2010, Wuhan, China, ISBN:978-0-912035-56-7 (2010).[pdf]
- [Our YouTube videos](https://dubowski.ca/blog/2010/09/14/our-youtube-videos/) - Photonics West 2010 - Best student paper video presentation This video was made for Photonics West 2010, for the "Best student paper" contest, where finalist authors were given the special opportunity to produce 3 min videos about their research and to extend their visibility to the attendees of PW2010. The paper's main author is Mr
- [Poster awards at TNT2010 (synopsys)](https://dubowski.ca/blog/2010/09/23/poster-awards-at-tnt2010-synopsys/) - A member of the QS group was awarded a poster prize at TNT 2010 (see details).
- [Poster award at TNT2010](https://dubowski.ca/blog/2010/09/23/poster-award-at-tnt2010/) - At the recently held 11th International Conference on Trends in NanoTechnology (TNT), Braga, Portugal, the poster presented by Dominic Lepage on "Hyperspectral Imaging of Surface Plasmon Resonance Induced by Quantum Semiconductor Nanostructures" was awarded "The best poster presented by PhD Students at TNT 2010".One of the main objectives of the "Trends in Nanotechnology" conference is
- [11th Trends in Nanotechnology, Braga, Portugal](https://dubowski.ca/blog/2010/09/23/11th-trends-in-nanotechnology-braga-portugal/) - D. Lepage and J.J. Dubowski, "Hyperspectral imaging of surface plasmon resonance effects induced by uncollimated semiconductor radiation", Trends in Nanotechnology (TNT 2010), September 6-10, 2010, Braga, Portugal.Full conference PDF
- [Professor Dubowski receives a seven-year extension](https://dubowski.ca/blog/2010/11/21/professor-dubowski-receives-a-seven-year-extension/) - Professor Dubowski receives a seven-year extension of his Canada Research Chair Program (read more).
- [PHOTONICS WEST 2011, San Francisco, LAMOM-XVI Program. (LAMOM-XVI)](https://dubowski.ca/blog/2011/01/21/photonics-west-2011-san-francisco-lamom-xvi-program-lamom-xvi/) - PHOTONICS WEST 2011, San Francisco, LAMOM-XVI Program. (LAMOM-XVI)
- [PHOTONICS WEST 2011, San Francisco, SPnsM-VIII Program. (SPnsM-VIII)](https://dubowski.ca/blog/2011/01/21/photonics-west-2011-san-francisco-spnsm-viii-program-spnsm-viii/) - PHOTONICS WEST 2011, San Francisco, SPnsM-VIII Program. (SPnsM-VIII)
- [50th Anniversary of the entry into operation of a laser, Montreal, Canada](https://dubowski.ca/blog/2011/02/06/50th-anniversary-of-the-entry-into-operation-of-a-laser/) - G. Marshall, D. Lepage, A. Jimenez, V. Duplan, D. Carrier, C.K. Kim, P. Arudra, M.W. Hassen, Y. Miron, M. Grandbois, J. Beauvais, F. Bensebaa, M. DeRosa, E. Frost and J.J. Dubowski, "Quantum Semiconductor Biosensor: Photoluminescence and Surface Plasmon Resonance at Work", 50th Anniversary of the entry into operation of a laser, Quebec Photonic Network, May 14,
- [Photonics North, Niagara Falls, Ontario, Canada](https://dubowski.ca/blog/2011/02/06/photonics-north-niagara-falls-ontario-canada/) - J.J. Dubowski, "IR and UV Laser Bandgap Engineering of III-V Quantum Semiconductor Microstructures", invited talk, Photonics North, June 1-2, 2010, Niagara Falls, Canada.
- [Canadian Association of Physicists Congress, Toronto, Canada](https://dubowski.ca/blog/2011/02/06/canadian-association-of-physicists-congress-toronto-canada/) - J.J. Dubowski, "Miniaturized Quantum Semiconductor Device for Photonic Detection of Viruses and Bacteria", invited talk, Can. Association of Physicists Congress, June 7-11, 2010, Toronto, Canada.
- [[R75]](https://dubowski.ca/blog/2011/02/10/r75/) - G.M. Marshall, F. Bensebaa, and J.J. Dubowski, "Surface barrier analysis of semi insulating and n+-type GaAs(001) following passivation with n-alkanethiol SAMs", Appl. Surf. Sci. 257(9), 4543-4546 (2011).[pdf]
- [Nanomeasure 2010, Krakow, Poland](https://dubowski.ca/blog/2011/02/15/nanomeasure-2010-krakow-poland/) - A. Szczygiel, V. Duplan, E. Frost, M. Szymoński, J.J. Dubowski, "Atomic Force Microscopy Study of the (001) GaAs Surface Decorated with Human Carcinoma Cells", Nanomeasure 2010, June 3-4, Krakow, Poland.
- [3rd Symposium of the International Associated Laboratory in Nanotechnology and Nanosystems, Sacacomie - Sherbrooke, Canada](https://dubowski.ca/blog/2011/02/15/3rd-symposium-of-the-international-associated-laboratory-in-nanotechnology-and-nanosystems/) - J.J. Dubowski, "Photoluminescence-based detection of Influenza A virus and Escherichia coli bacteria immobilized on the GaAs (001) surface", invited talk, 3rd Symposium of the International Associated Laboratory in Nanotechnology and Nanosystemss (LIA-LN2), July 12- 16, 2010, Sacacomie - Sherbrooke, Québec, Canada.R. Béal, N. Liu, R. Stanowski, Kh. Moumanis, V. Aimez, J. J. Dubowski, "Laser Induced Quantum Well Intermixing: A Solution
- [[PR71]](https://dubowski.ca/blog/2011/02/15/pr71/) - D. Carrier and J.J. Dubowski, "Demonstration of a Novel Surface Plasmon Based Interferometer with COMSOL", 6th Annual COMSOL Conf., Boston, Oct. 7-9, 2010.[pdf]
- [Carrier, Dominic - MSc.](https://dubowski.ca/blog/2011/02/15/carrierdominic/) - Carrier, D., "SELF-REFERENCED SURFACE PLASMONS INTERFEROMETRY: A WAY TOWARDS BIOSENSING", MSc in Electrical Engineering, 2010, Université de Sherbrooke, Sherbrooke, Canada. [pdf(fr)] Accessibility to advanced analysis techniques is often problematic when establishing diagnostics by medical personel. Classical techniques often require considerable infrastructures or needs large and hard-to-obtain instruments.To solve this problem, the usage of a technological
- [6th Annual COMSOL Conf. Boston, USA](https://dubowski.ca/blog/2011/02/16/6th-annual-comsol-conf-boston-usa/) - D. Carrier and Jan J. Dubowski, "Demonstration of a Novel Surface Plasmon Interferometer with COMSOL", 6th Annual COMSOL Conf., Oct. 7-9, 2010, Boston, USA.
- [ESF-UB Conference in Biomedicine, Nanomedicine: Reality Now and Soon, Feliu de Guixols, Spain](https://dubowski.ca/blog/2011/02/16/esf-ub-conference-in-biomedicine-nanomedicine-reality-now-and-soon-feliu-de-guixols-spain/) - A. Szczygieł, V. Duplan, E. Frost, M. Szymoński, J.J. Dubowski, "Kelvin Probe Force Microscopy Study of the (001) GaAs Surface Decorated with Human Carcinoma Cells", ESF-UB Conference in Biomedicine, Nanomedicine: Reality Now and Soon, Oct. 23-28, 2010, Feliu de Guixols, Spain.
- [The Institute of Solid State Physics, University of Tokyo, Japan](https://dubowski.ca/blog/2011/03/02/the-institute-of-solid-state-physics-university-of-tokyo-japan6/) - Jan J. Dubowski, The University of Tokyo Visiting Professor, International MegaGauss Science Laboratory, January - April, 2011
- [[PR72]](https://dubowski.ca/blog/2011/03/15/pr72/) - D. Lepage, A. Jiménez and J.J. Dubowski, "Hyperspectral plasmonics of surface plasmon resonance effects induced by uncollimated semiconductor radiation", Proc. SPIE, vol. 7922, 79220H (2011). [pdf]
- [[PR73]](https://dubowski.ca/blog/2011/03/15/pr73/) - N. Liu, Kh. Moumanis and J.J. Dubowski, "Surface morphology of SiO2 coated InP/InGaAs/InGaAsP microstructures following the irradiation with ArF and KrF excimer lasers", Proc. SPIE, vol. 7920, 79200C (2011). [pdf]
- [Photonics West, San Francisco, California, USA](https://dubowski.ca/blog/2011/03/15/photonics-west-san-francisco-california-usa8/) - N. Liu, Kh. Moumanis and J.J. Dubowski, "Surface morphology of SiO2 coated InP/InGaAs/InGaAsP microstructures following the irradiation with ArF and KrF excimer lasers", Laser Applications in Microelectronic and Optoelectronic Manufacturing XVI, Photonic West, San Francisco, January 24-27, 2011. D. Lepage, A. Jiménez and J.J. Dubowski, "Hyperspectral imaging of surface plasmon resonance effects induced by uncollimated semiconductor radiation", Synthesis and Photonics of
- [Professor Dubowski receives a seven-year extension](https://dubowski.ca/blog/2011/03/15/professor-dubowski-receives-a-seven-year-extension9/) - Quantum semiconductors (QS) belong to a special class of materials attractive for building innovative photonic and opto-electronic devices. The transistor, laser and cellular phone are examples of QS-based devices that have contributed to the advancement of our knowledge of the surrounding world and to enhancing the quality of our life. It turns out that interfacing
- [[E17]](https://dubowski.ca/blog/2011/03/21/e17/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing XV", SPIE Photonics West'2010, San Francisco, USA, January 2010; SPIE Proc., Editors: H. Niino, M. Meunier, B. Gu, G. Henning, J.J. Dubowski, vol. 7584(2010).
- [[E18]](https://dubowski.ca/blog/2011/03/21/e18/) - SPIE Conference on "Synthesis and Photonics of Nanoscale Materials VII", SPIE Photonics West'2010, San Francisco, USA, January 2010; SPIE Proc., Editors: J.J. Dubowski, D.B. Geohegan, Träger, vol. 7586 (2010).
- [[E19]](https://dubowski.ca/blog/2011/03/21/e19/) - SPIE Conference on "Synthesis and Photonics of Nanoscale Materials VIII", SPIE Photonics West'2010, San Francisco, USA, January 2011; SPIE Proc., Editors: D.B. Geohegan, J.J. Dubowski, Träger, vol. 7922 (2011).
- [[E10]](https://dubowski.ca/blog/2011/03/21/e10/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics II", SPIE Photonics West'2003, San Jose, January 2003; SPIE Proc., Editors: A. Piqué, K. Sugioka, P.R. Herman, J. Fieret, F.G. Bachmann, J.J. Dubowski, W. Hoving, K. Washio, D.B. Geohegan, F. Träger, K. Murakami, vol. 4977 (2003).
- [[E9]](https://dubowski.ca/blog/2011/03/21/e9/) - SPIE Conference on "Photon Processing in Microelectronics and Photonics", SPIE Photonics West'2002, San Jose, January 2002; SPIE Proc., Editors: K. Sugioka, M.C. Gower, R.F. Haglund, A.Piqué, F. Träger, J.J. Dubowski and W. Hoving, vol. 4637 (2002).
- [[E8]](https://dubowski.ca/blog/2011/03/21/e8/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing VI", SPIE Photonics West'2001, San Jose, January 2001; SPIE Proc., Editors:, M.C. Gower, H. Helvajian, K. Sugioka and J.J. Dubowski, vol. 4274 (2001).
- [[E7]](https://dubowski.ca/blog/2011/03/21/e7/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing V", SPIE Photonics West'2000, San Jose, January 2000; SPIE Proc., Editors: H. Helvajian, K. Sugioka, M.C. Gower and J.J. Dubowski, vol. 3933 (2000).
- [[E6]](https://dubowski.ca/blog/2011/03/21/e6/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing IV", SPIE Photonics West'99, San Jose, January 1999; SPIE Proc., Editors: J.J. Dubowski, H. Helvajian, E.W. Kreutz and K. Sugioka, vol. 3618 (1999).
- [[E5]](https://dubowski.ca/blog/2011/03/21/e5/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing III", SPIE Photonics West'98, San Jose, January 1998; SPIE Proc., Editors: J.J. Dubowski and P.E. Dyer, vol. 3274 (1998).
- [[E4]](https://dubowski.ca/blog/2011/03/21/e4/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing II", SPIE Photonics West'97, San Jose, February 1997; SPIE Proc., Editor: J.J. Dubowski, vol. 2991 (1997).
- [[E3]](https://dubowski.ca/blog/2011/03/21/e3/) - SPIE Conference on "Laser Applications in Microelectronic and Optoelectronic Manufacturing", SPIE Photonics West'96, San Jose, February 1996; SPIE Proc., Editors: J.J. Dubowski, J. Mazumder, L.R. Migliore, C.S. Roychoudhuri, R.D.Schaeffer, vol.2703 (1996).
- [[E2]](https://dubowski.ca/blog/2011/03/21/e2/) - SPIE Conference on "Laser-Induced Thin Film Processing", San Jose, February 1995, SPIE Proc., Editor: J.J. Dubowski, vol.2403 (1995).
- [[E1]](https://dubowski.ca/blog/2011/03/21/e1/) - MRS Symposium on "Laser Ablation in Materials Processing: Fundamentals and Applications", December 1-4, 1992, Boston, Massachusetts, USA, Proceedings, Editors: B. Braren, J.J. Dubowski and D.P. Norton, vol. 285, 612 pp., (1993).
- [Shaffer, E - MSc](https://dubowski.ca/blog/2011/03/31/eshaffer/) - Shaffer, E., "EXCIMER LASER-INDUCED CRYSTALLIZATION OF AMORPHOUS CdSe THIN FILMS", MSc in Electrical Engineering, 2007, Université de Sherbrooke, Sherbrooke, Canada. [pdf(FR)]Semiconductor nanocrystals, more specifically quantum dots (QDs), find many and more applications in photonics and, more recently, in the rapidly growing field of biodiagnostics. Research on colloidal QDs for biomedical imagery and biodetection already occupies a
- [Dion, J - MSc](https://dubowski.ca/blog/2011/04/07/dion-j-msc/) - Dion, J., "MICROMACHINING OF PHOTOSENSITIVE GLASS WITH AN ARF EXCIMER LASER", MSc in Electrical Engineering, 2008, Université de Sherbrooke, Sherbrooke, Canada. [pdf]Glass is a technologically important material finding numerous applications in photonicsand optoelectronics. In the recent decade, we have also observed a growing interest inexploring the potential of this material for the manufacture of micro-electro-mechanicalsystems
- [Earthquake, March 11, 2011 - my first 3 hours, by J.J. Dubowski.](https://dubowski.ca/blog/2011/04/11/earthquake-march-11-2011-my-first-3-hours-by-jj-dubowski/) - Earthquake, March 11, 2011 - my first 3 hours, by J.J. Dubowski. When a M9.0 earthquake hit Japan on March 11, 2011... (read more).
- [Earthquake, March 11, 2011 - my first 3 hours, by J.J. Dubowski.](https://dubowski.ca/blog/2011/04/11/earthquake-march-11-2011-my-first-3-hours-by-jj-dubowski10/) - 11.04. 2011 When a M9.0 earthquake hit Japan on March 11, 2011, I was working in my 3rd floor office at the University of Tokyo Institute for Solid State Physics. The first jolt lasted about 15-20 sec, and it shook the solid concrete building with an impressive force. I said to myself, "well, I experienced an earthquake
- [[R76]](https://dubowski.ca/blog/2011/04/19/r7611/) - G.M. Marshall, G.P. Lopinski, F. Bensebaa and J.J Dubowski, "Electro-optic investigation of the surface trapping efficiency in n-alkanethiol SAM passivated GaAs(001)", Nanotechnology 22, 235704 (2011).[pdf]
- [Workshop on Dynamic Imaging at the Nanoscale](https://dubowski.ca/blog/2011/05/08/workshop-on-dynamic-imaging-at-the-nanoscale/) - J.J. Dubowski, "Technology of semiconductor-organic nano-interfaces: dynamics of functionalization and biosensing", Workshop on Dynamic Imaging at the Nanoscale, INRS, Motreal, Québec, Canada, May 9-11, 2011.
- [Information Photonics, Ottawa, Canada](https://dubowski.ca/blog/2011/05/19/information-photonics-ottawa-canada/) - V. Duplan, Eric Frost, J.J. Dubowski, "Detection of bacteria using a photoluminescence based quantum semiconductor device", Information Photonics 2011, International Conference on Information Photonics, Ottawa, Ontario, Canada, 18-20 May, 2011.R. Béal, N. Liu, Kh. Moumanis, V. Aimez, J.J. Dubowski, "Multi Section Bandgap Tuned Superluminescent Diodes Fabricated by UV Laser Induced Quantum Well Intermixing", Information Photonics 2011, International
- [CIPI Annual General Meeting, Ottawa, Canada](https://dubowski.ca/blog/2011/05/19/cipi-annual-general-meeting-ottawa-canada/) - W.M. Hassen, V. Duplan, E. Frost, J.J. Dubowski, "Detection of influenza A virus in heterogeneous fluids using Electrochemical Impedance Spectroscopy (EIS) technique", CIPI Annual General Meeting, Ottawa, Ontario, Canada, 18-20 May, 2011.D. Lepage and J.J. Dubowski, "Hyperspectral Plasmonics", CIPI Annual General Meeting, 2011, Ottawa, Ontario, Canada, 18-20 May, 2011.
- [12th International Symposium on Laser Precision Microfabrication held in Takamatsu, Japan](https://dubowski.ca/blog/2011/06/06/12th-international-symposium-on-laser-precision-microfabrication-held-in-takamatsu-japan/) - At the 12th International Symposium on Laser Precision Microfabrication held in Takamatsu, Japan, June 7-10, 2011... (read more)
- [12th International Symposium on Laser Precision Microfabrication](https://dubowski.ca/blog/2011/06/06/12th-international-symposium-on-laser-precision-microfabrication-held-in-takamatsu-japan13/) - At the 12th International Symposium on Laser Precision Microfabrication held in Takamatsu, Japan, June 7-10, 2011, the judging panel for the Best Student Oral Presentation selected 4 finalists. We are pround to announce that Miss Neng Liu, a PhD candidate from the Quantum Semiconductors Group was one of them and she received a {rokbox text=|Certificate
- [12th International Symposium on Laser Precision Microfabrication, Takamatsu, Kagawa, Japan](https://dubowski.ca/blog/2011/06/09/12th-international-symposium-on-laser-precision-microfabrication-takamatsu-kagawa-japan/) - N. Liu, Kh. Moumanis and J.J. Dubowski, "Self organized nano-cone structures in InP/InGaAs/InGaAsP microstructures created by KrF and ArF Excimer lasers", The 12th International Symposium on Laser Precision Microfabrication, Takamatsu, Kagawa, Japan, 7-10 June, 2011.J.J. Dubowski, J. Genest, N. Liu, R. Beal, V. Aimez and Kh. Moumanis, "A comparative study of the quantum well intermixing
- [[R77]](https://dubowski.ca/blog/2011/06/10/r77/) - D. Lepage, D. Carrier, A. Jimenez, J. Beauvais and J.J. Dubowski, "Plasmonic propagations distances for interferometric surface plasmon resonance biosensing", Nanoscale Res. Lett. 6, 388 (2011).[pdf]
- [Zhejiang University, Hangzhou, China](https://dubowski.ca/blog/2011/06/28/zhejiang-university-hangzhou-china/) - J.J. Dubowski, invited seminars at the Zhejiang University, Hangzhou, China: "Photonic Detection of Viruses and Bacteria with III-V Quantum Semiconductor Emitters", 1 June, 2011; "ArF (193 nm) and Kr (248 nm) excimer laser induced quantum well intermixing in InP amd GaAs based QW heterostructures", 27 June, 2011; "Quantum Semiconductor Based Plasmonic Biosensor", 29 June, 2011.
- [4th International Associated Laboratory conf., Allevard-les-Bains, France](https://dubowski.ca/blog/2011/07/12/4th-international-associated-laboratory-conf-allevard-les-bains-france/) - R. Beal, N. Liu, Kh. Moumanis, V. Aimez and J.J. Dubowski, "Study of IR and UV Laser Induced Quantum Well Intermixing for Spectrally Enhanced Superluminesent Diodes", 4ème colloque du Laboratoire International Associé (LIA): Nanotechnologies & Nanosystèmes, Allevard-les-Bains, France, 10-13 July, 2011.
- [[R78]](https://dubowski.ca/blog/2011/09/19/r78/) - W.M. Hassen, V. Duplan, E. Frost and J.J. Dubowski, "Quantitation of influenza A virus in the presence of extraneous protein using electrochemical impedance spectroscopy", Electrochimica Acta 56(24), 8325-8328 (2011). [pdf]
- [[T4]](https://dubowski.ca/blog/2011/10/07/t4/) - J.J. Dubowski, Biodétecteur à base de semi-conducteurs quantitiques, invited highlight in: Technologies & Santé, le Guide des Tendences 2009, Ed. I. Quentin, ISBN: 978-2-922417-69-2, pp. 49-50 (2009).
- [[T5]](https://dubowski.ca/blog/2011/10/07/t5/) - J.J. Dubowski, Laser trimming of emission wavelength of quantum semiconductor microstructures, Photons, Technical Review of the Canadian Institute for Photonic Innovations, Vol. 9(1), 32-37 (2011).
- [[PR74]](https://dubowski.ca/blog/2011/10/12/pr74/) - Dominic Lepage, Alvaro Jiménez, Dominic Carrier, Jan J. Dubowski, "Hyperspectral Plasmonics", International Conference on Information Photonics, 18-20 May 2011, Ottawa, Canada, Article number 5953775, ISBN: 978-1-61284-315-5.[pdf]
- [[PR75]](https://dubowski.ca/blog/2011/10/12/pr75/) - Romain Béal, Neng Liu, Khalid Moumanis, Vincent Aimez, Jan J. Dubowski, "Multi Section Bandgap Tuned Superluminescent Diodes Fabricated by UV Laser Induced Quantum Well Intermixing", International Conference on Information Photonics, 18-20 May 2011, Ottawa, Canada, Article number 5953731, ISBN: 978-1-61284-315-5.[pdf]
- [[PR76]](https://dubowski.ca/blog/2011/10/12/pr76/) - Valérie Duplan, Eric Frost, Jan J. Dubowski, "Detection of bacteria using a photoluminescence-based quantum semiconductor device", International Conference on Information Photonics , 18-20 May 2011, Ottawa, Canada, Article number 5953746, ISBN: 978-1-61284-315-5.[pdf]
- [[R79]](https://dubowski.ca/blog/2011/11/23/r79/) - Valérie Duplan, Eric Frost, Jan J. Dubowski, "A photoluminescence-based quantum semiconductor biosensor for rapid in situ detection of Escherichia coli", Sensors and Actuators B 160(1), 46-51 (2011). [pdf][7&8&9&10]
- [15th Semiconductor Conference, Vancouver, August 15-17, 2011](https://dubowski.ca/blog/2011/12/03/15th-semiconductor-science-and-technology-conference-vancouver-august-15-17-2011/) - J.J. Dubowski, "Bio-functionalized Surfaces of Quantum Semiconductors for Photonic Detection of Viruses and Bacteria", invited talk, 15th Semiconductor Science and Technology Conference, Vancouver, August 15-17, 2011.
- [Genest, J](https://dubowski.ca/blog/2011/12/03/genest-j/) - Genest, J., "QUANTUM WELL INTERMIXING CONTROLLED BY EXCIMER LASER FOR PHOTONIC DEVICE INTEGRATION", PhD in Electrical Engineering, 2008, Université de Sherbrooke, Sherbrooke. Canada. [pdf]Integration of discrete components into a single system, such as an electronic chip,increases the system total performance; makes new functionalities appear and lowers the overallmanufacturing cost. In microelectronics, theses important improvements have been
- [Stanowski, R.W](https://dubowski.ca/blog/2011/12/03/stanowski-rw/) - Stanowski, R.W, "Nano-ingéniérie de bande interdite des semiconducteurs quantiques par recuit thermique rapide au laser", PhD in Electrical Engineering, 2011, Université de Sherbrooke, Sherbrooke, Canada. [pdf]The ability to fabricate semiconductor wafers with spatially selected regions of different bandgap material is required for the fabrication of monolithic photonic integrated circuits (PIC‟s). Although this subject has been studied
- [Marshall, G.M](https://dubowski.ca/blog/2011/12/13/marshall-gm/) - Marshall, G.M, "ELECTRO-OPTIC INVESTIGATION OF THE n-ALKANETHIOL GaAs(001) INTERFACE: SURFACE PHENOMENA AND APPLICATIONS TO PHOTOLUMINESCENCE-BASED BIOSENSING", PhD in Electrical Engineering, 2011, Université de Sherbrooke, Canada. [pdf]Semiconductor surfaces coupled to molecular structures derived from organic chemistry form the basis of an emerging class of field-effect devices. In addition to molecular electronics research, these interfaces are developed for a variety of sensor applications in
- [PHOTONICS WEST 2012, San Francisco, SPnsM-IX Program. (SPnsM)](https://dubowski.ca/blog/2012/01/20/photonics-west-2012-san-francisco-spnsm-ix-program-spnsm/) - PHOTONICS WEST 2012, San Francisco, SPnsM-IX Program. (SPnsM)
- [PHOTONICS WEST 2012, San Francisco, LAMOM-XVII Program. (LAMOM-XVII)](https://dubowski.ca/blog/2012/01/20/photonics-west-2012-san-francisco-lamom-xvii-program-lamom-xvii/) - PHOTONICS WEST 2012, San Francisco, LAMOM-XVII Program. (LAMOM-XVII)
- [3D films... how does it really work?](https://dubowski.ca/blog/2012/01/20/3d-films-how-does-it-really-work/) - 3D films... how does it really work? See our easy to understand video...
- [3D films… how does it really work?](https://dubowski.ca/blog/2012/01/20/3d-films-how-does-it-really-work14/) - 3D films... how does it really work? See our easy to understand video...{rokbox title=|CRC Project :: 3D Films| thumbsize=|339 195| thumb=|videos/flv.jpg| size=|854 505| album=|demo|}videos/CRC_project_3d_films.flv&buffer=10&autostart=true&image=videos/flv.jpg&fullscreen=true&width=854&height=505{/rokbox}
- [[R80]](https://dubowski.ca/blog/2012/02/03/r80/) - Palani Arudra, Gregory M. Marshall, Neng Liu, and Jan J. Dubowski, "Enhanced Photonic Stability of GaAs in Aqueous Electrolyte Using Alkanethiol Self-Assembled Monolayers and Post processing with Ammonium Sulfide", J. Phys. Chem. C116, 2891-2895 (2012). [pdf, supp]
- [[R81]](https://dubowski.ca/blog/2012/03/01/r81/) - A. Jimenez, D. Lepage, J. Beauvais and J.J. Dubowski, "Study of surface morphology and refractive index of dielectric and metallic films used for the fabrication of monolithically integrated surface plasmon resonance biosensing devices", Microelectronic Engineering 93, 91-94 (2012). [pdf]
- [Photonic detection of E. Coli...](https://dubowski.ca/blog/2012/03/01/photonic-detection-of-e-coli/) - Photonic detection of E. coli in less than 2 hours (read more - in French)
- [Photonic detection of E. Coli...](https://dubowski.ca/blog/2012/03/01/photonic-detection-of-e-coli15/) - ref: http://www.usherbrooke.ca/etudes-superieures/accueil/nouvelles/nouvelles-details/article/17718/
- [[R82]](https://dubowski.ca/blog/2012/05/25/r82/) - Neng Liu, Khalid Moumanis, Jan J. Dubowski, "Self-organized Nano-cone Arrays in InP/InGaAs/InGaAsP Microstructures by Irradiation with ArF and KrF Excimer Lasers", J. Laser Micro/Nanoengineering, 7(2), 130-136 (2012). [pdf]
- [Workshop on Semicond. Surf. Passivation, Krakow Poland, Sept. 11-15, 2011](https://dubowski.ca/blog/2012/05/25/workshop-on-semicond-surf-passivation-krakow-poland-sept-11-15-2011/) - J.J. Dubowski, "Quantum Semiconductor Based Biosensing", invited talk, 7th Int. Workshop on Semicond. Surf. Passivation", Krakow Poland, Sept. 11-15, 2011.
- [Quantum Semiconductor Biosensing Technology Seminars, October 2011](https://dubowski.ca/blog/2012/05/25/quantum-semiconductor-biosensning-technology-seminars/) - J.J. Dubowski, "Quantum Semiconductor Biosensing Technology", invited seminars at the Centre national de la recherches scientifique (CNRS), Faculté des Sciences de Luminy, Université de Méditerranée, Marseille, France, October 7, 201; Ecole nationale supérieure de physique de Strasbourg (ENSPS), Strasbourg, France, October 11, 2011; Paul Scherrer Institute (PSI), Villigen, Switzerland, October 14, 2011; Institut FEMTO-ST, Université de Franche-Comté, Besançon, October
- [Microelectronic IBM, Bromont, Canada, November 25, 2011](https://dubowski.ca/blog/2012/05/25/microelectronic-ibm-bromont-canada-november-25-2011/) - Microelectronic IBM, Bromont, Canada, November 25, 2011. J.J. Dubowski, "Les principes de base et applications des lasers", invited seminar.
- [[PR77]](https://dubowski.ca/blog/2012/06/11/pr77/) - N. Liu, Kh. Moumanis, S. Blais, J.J. Dubowski, "XPS study of InP/InGaAs/InGaAsP microstructures irradiated with ArF laser in air and deionized water", Proc. SPIE vol. 8245, 82450E (2012). [pdf]
- [[PR78]](https://dubowski.ca/blog/2012/06/19/pr78/) - N. Liu, S. Blais, J.J. Dubowski, "Surface and interface study of SiO2-x coated InP/InGaAs/InGaAsP semiconductor laser microstructures processed in the soft KrF laser irradiation regime", Proc. SPIE, vol. 8206, 820609 (2012) [pdf]
- [Nature Publishing Group highlights...](https://dubowski.ca/blog/2012/10/02/nature-publishing-group-highlights/) - Nature Publishing Group highlights our paper on: Conic hyperspectral dispersion mapping applied to semiconductor plasmonics
- [Nanoscale optics: plasmons for the masses](https://dubowski.ca/blog/2012/10/02/nanoscale-optics-plasmons-for-the-masses/) - Nature Publishing Group highlights our paper on: Conic hyperspectral dispersion mapping applied to semiconductor plasmonics Nanoscale optics: plasmons for the masses Researchers have miniaturized surface plasmon resonance experiments by using microchips embedded with gallium arsenide ‘quantum wells'. One of the best ways to track biochemical agents is through surface plasmon resonance spectroscopy, a technique that uses
- [Synthesis and Photonics of Nanoscale Materials IX, Photonic West, San Francisco, USA, January, 21-26, 2012](https://dubowski.ca/blog/2012/10/10/synthesis-and-photonics-of-nanoscale-materials-ix-photonic-west-san-francisco-usa-january-21-26-2012/) - N. Liu, Kh. Moumanis, S. Blais, J.J. Dubowski, "XPS study of InP/InGaAs/InGaAsP microstructures irradiated with ArF laser in air and deionized water", Synthesis and Photonics of Nanoscale Materials IX, Photonic West, San Francisco, USA, January, 21-26, 2012.
- [Synthetic Biology in Québec, CRIBIQ meeting, Montreal, Canada, February 29, 2012](https://dubowski.ca/blog/2012/10/10/synthetic-biology-in-quebec-cribiq-meeting-montreal-canada-february-29-2012/) - J.J. Dubowski, "Aptamer-based Biosensing Technology", Synthetic Biology in Québec, CRIBIQ meeting, Montreal, Canada, February, 29, 2012.
- [Conference NanoQuébec 2012, Montréal, March 20-21, 2012](https://dubowski.ca/blog/2012/10/10/conference-nanoquebec-2012-montreal-march-20-21-2012/) - M.W. Hassen, E. Frost, J.J. Dubowski, "Quantum semiconductor photonic biosensor for rapid detection of bacteria in water", Poster presentation at the Conference NanoQuébec 2012, Montréal, March, 20-21, 2012.R. Béal, N. Liu, Kh. Moumanis, V. Aimez, J.J. Dubowski, "Excimer laser processing of III-V quantum semiconductor surfaces for selected area bandgap engineering", Poster presentation at the Conference
- [Institute of Electron Technology, Warszawa, Poland, March 22, 2012](https://dubowski.ca/blog/2012/10/10/institute-of-electron-technology-warszawa-poland-march-22-2012/) - J.J. Dubowski, "Nanotechnology of the GaAs (001) surface: interfacing physics, chemistry and biology", invited seminar, Institute of Electron Technology, Warszawa, Poland, March 22, 2012.
- [13th International Symposium on Laser Precision Microfabrication, Washington, DC, USA, June 12-15, 2012](https://dubowski.ca/blog/2012/10/10/13th-international-symposium-on-laser-precision-microfabrication-washington-dc-usa-june-12-15-2012/) - J.J. Dubowski and N. Liu, "Bandgap nano-engineering of InGaAs/InGaAsP/InP heterostructures using ArF and KrF excimer lasers", invited talk, 13th International Symposium on Laser Precision Microfabrication, Washington, DC, USA, June 12-15, 2012.
- [34th Annual Symposium on Applied Surface Analysis, Richland, WA, USA, June 19-22, 2012](https://dubowski.ca/blog/2012/10/10/34th-annual-symposium-on-applied-surface-analysis-richland-wa-usa-june-19-22-2012/) - G.M. Marshall, F. Bensebaa, J.J. Dubowski, "Interfacial analysis of n-alkanethiol self-assembled monolayers on GaAs(001) by angle-resolved x-ray photoelectron spectroscopy", 34th Annual Symposium on Applied Surface Analysis, Richland, WA, USA, June 19-22, 2012.
- [5ième Colloque du Laboratoire de Nanotechnologies et Nanosystèmes LN2/UMI, Orford, Canada, July 15-18, 2012](https://dubowski.ca/blog/2012/10/10/5ieme-colloque-du-laboratoire-de-nanotechnologies-et-nanosystemes-ln2umi-orford-canada-july-15-18-2012/) - R. Béal, N. Liu, Kh. Moumanis, V. Aimez, J.J. Dubowski, "Quantum well intermixing by UV lasers and IR laser rapid thermal annealing", Poster presentation at the 5ième Colloque du Laboratoire de Nanotechnologies et Nanosystèmes LN2/UMI, Orford, Canada, 15-18 July, 2012.M.W. Hassen, D. Lepage, A. Jimenez, D. Carrier, X. Huang, J. Beauvais, E. Frost and J.J.
- [A fragment of the Radio Canada report](https://dubowski.ca/blog/2012/10/25/a-fragment-of-the-radio-canada-report/) - A fragment of the Radio Canada report by Mrs. Julien Lafille (in French) about our work on photonic (rapid) detection of E. coli
- [[R85]](https://dubowski.ca/blog/2012/11/07/r85/) - D. Lepage, A. Jiménez, J. Beauvais and J.J. Dubowski, "Conic hyperspectral dispersion mapping applied to semiconductor plasmonics", Light: Science and Applications 1, e28; doi:10.1038/lsa.2012.28; (2012). [pdf, supp]
- [Duplan, V.](https://dubowski.ca/blog/2012/12/04/duplan-v/) - Duplan, V., "CONCEPTION D’UN BIOCAPTEUR BASÉ SUR LA PHOTOLUMINESCENCE DU GAAS (001) POUR LA DÉTECTION DE MICRO-ORGANISMES", MSc in Electrical Engineering, 2011, Université de Sherbrooke, Sherbrooke, Canada [pdf(fr)].Pendant que la menace potentielle du bioterrorisme augmente, il y a grand besoin d'un outil qui peut détecter les agents biologiques contaminants dans l'environnement de façon rapide, fiable et précise. Par contre,
- [PHOTONICS WEST 2013, San Francisco, SPnsM-X Program (SPnsM)](https://dubowski.ca/blog/2013/01/30/photonics-west-2013-san-francisco-spnsm-x-program-spnsm/) - PHOTONICS WEST 2013, San Francisco, SPnsM-X Program. (SPnsM)
- [PHOTONICS WEST 2013, San Francisco, LAMOM-XVIII Program (LAMOM-XVIII)](https://dubowski.ca/blog/2013/01/30/photonics-west-2013-san-francisco-lamom-xviii-program-lamom-xviii/) - PHOTONICS WEST 2013, San Francisco, LAMOM-XVIII Program (LAMOM-XVIII)
- [13th International Symposium on Laser Precision Microfabrication, Washington, DC, USA, June 12-15, 2012](https://dubowski.ca/blog/2013/02/01/13th-international-symposium-on-laser-precision-microfabrication-washington-dc-usa-june-12-15-201233/) - J.J. Dubowski and N. Liu, "Bandgap nano-engineering of InGaAs/InGaAsP/InP heterostructures using ArF and KrF excimer lasers", invited talk, 13th International Symposium on Laser Precision Microfabrication, Washington, DC, USA, June 12-15, 2012.
- [34th Annual Symposium on Applied Surface Analysis, Richland, WA, USA, 19-22 June, 2012](https://dubowski.ca/blog/2013/02/01/34th-annual-symposium-on-applied-surface-analysis-richland-wa-usa-19-22-june-2012/) - G.M. Marshall, F. Bensebaa, J.J. Dubowski, "Interfacial analysis of n-alkanethiol self-assembled monolayers on GaAs(001) by angle-resolved x-ray photoelectron spectroscopy", 34th Annual Symposium on Applied Surface Analysis, Richland, WA, USA, 19-22 June, 2012.
- [5ième Colloque du Laboratoire de Nanotechnologies et Nanosystèmes LN2/UMI, Orford, Canada, 15-18 July, 2012](https://dubowski.ca/blog/2013/02/01/5ieme-colloque-du-laboratoire-de-nanotechnologies-et-nanosystemes-ln2umi-orford-canada-15-18-july-2012/) - R. Beal, N. Liu, Kh. Moumanis, V. Aimez, J.J. Dubowski, "Quantum Well Intermixing by UV Lasers and IR Laser Rapid Thermal Annealing", poster presentation at the 5ième Colloque du Laboratoire de Nanotechnologies et Nanosystèmes LN2/UMI, Orford, Canada, 15-18 July, 2012. M.W. Hassen, D. Lepage, A. Jimenez, D. Carrier, X. Huang, J. Beauvais, E. Frost and
- [Zhejiang University, Hangzhou, China, October 17, 2012](https://dubowski.ca/blog/2013/02/01/zhejiang-university-hangzhou-china-october-17-2012/) - J.J. Dubowski, N. Liu, Kh. Moumanis, S. Blais, Suzie Poulin, invited seminar at the Zhejiang University, Hangzhou, China, "Chemical evolution of InP surfaces and InGaAs/InGaAsP interfaces exposed to ArF and KrF laser radiation in air and deionized water", October 17, 2012.
- [Gwangju Institute of Science and Technology (GIST), Gwangju, Korea, 23 October, 2012](https://dubowski.ca/blog/2013/02/01/gwangju-institute-of-science-and-technology-gist-gwangju-korea-23-october-2012/) - J.J. Dubowski, invited seminar at the Gwangju Institute of Science and Technology (GIST), Gwangju, Korea, "Nanotechnology of GaAs-based microstructures for biosensing applications", 23 October, 2012.
- [Evénement de maillage, LyonBiopôle, Lyon, France, 15-16 November, 2012](https://dubowski.ca/blog/2013/02/01/evenement-de-maillage-lyonbiopole-lyon-france-15-16-november-2012/) - J.J. Dubowski, "Photon-based BioNanotechnology", presentation at the Evénement de maillage, LyonBiopôle, Lyon, France, 15-16 November, 2012.
- [Photonics West, San Francisco,  California, USA, February 3-5, 2013](https://dubowski.ca/blog/2013/02/05/photonics-west-san-francisco-california-usa-february-3-5-2013/) - N. LiuW.M. Hassen, J.J. Dubowski, “Selective Area Wettability of Silicon by Excimer Laser Irradiation in Various Liquid Environments”, Synthesis and Photonics of Nanoscale Materials X, Photonics West, San Francisco, February 3-5, 2013.
- [University of Toronto, Toronto, Canada, March 22, 2013](https://dubowski.ca/blog/2013/03/22/university-of-toronto-toronto-canada-march-22-2013/) - J.J. Dubowski, “UV laser induced quantum well intermixing of InGaAs/InGaAsP/InP laser microstructures: Recent advancements“, invited seminar, Department of Electrical and Computer Engineering, University of Toronto, Toronto, Canada, March 22, 2013.
- [Neng Liu, Jan J. Dubowski](https://dubowski.ca/blog/2013/03/26/r86/) - Neng Liu, Jan J. Dubowski, "Chemical evolution of InP/InGaAs/InGaAsP microstructures irradiated in air and deionized water with ArF and KrF lasers", Appl. Surf. Sci. 270, 16-24 (2013). [pdf]
- [The research group led by Prof....](https://dubowski.ca/blog/2013/03/27/the-research-group-led-by-prof/) - The research group led by Prof. Jan J. Dubowski invents a photonic biochip for rapid detection of Influenza A virus. (Read more, in French)
- [Elnaz Nazemi](https://dubowski.ca/blog/2013/03/27/elnaz-nazemi/) - Elnaz.Nazemi@usherbrooke.ca Photonic biosensing for monitoring biological activities of eukaryotic cells immobilized on biofunctionalized surfaces of quantum semiconductors [tabs] [tab title="Project"] Monitoring biological activities of cells and their reactions to specific environments plays an important role in drug development and discovering new methods for curing diseases affecting living organisms. While flow cytometry is a standard method
- [[E20]](https://dubowski.ca/blog/2013/04/05/e20/) - SPIE Conference on "Synthesis and Photonics of Nanoscale Materials IX", SPIE Photonics West'2012, San Francisco, USA, January 2012; SPIE Proc., Editors: F. Träger, J.J. Dubowski, D.B. Geohegan, vol. 8245 (2012).
- [Srivatsa Aithal](https://dubowski.ca/blog/2013/04/11/srivatsa-aithal/) - Srivatsa.Aithal@usherbrooke.caMechanisms of enhanced detection of bacteria with GaAs-based quantum semiconductor microstructures [tabs] [tab title="Project"] Project Biosensing involves using bio-recognition molecules to react and recognize the interrogating molecule and, consequently, transduce this event using photonic or electronic effects. Our group has demonstrated detection of Escherichia coli (E. coli) bacteria down to 10^4 CFU/mL using specially designed
- [Health Canada Science Forum, Ottawa, Canada, November 7, 2011](https://dubowski.ca/blog/2013/04/17/health-canada-science-forum-ottawa-canada-november-7-2011/) - Alexander S. Wahba, Ashley Cabecinha, Walid Hassen, Maria DeRosa, Jan J. Dubowski, Rocio Aranda-Rodriguez, "Aptamers: DNA-based sensors for bioanalysis and hazard detection", poster and oral presentations, Health Canada Science Forum, Ottawa, Canada, November 7, 2011
- [15th International Conference on Harmfull Algae, Gyeongnam, South Korea, October 29 – November 2, 2012](https://dubowski.ca/blog/2013/04/17/15th-international-conference-on-harmfull-algae-gyeongnam-south-korea-october-29-november-2-2012/) - Rocio Aranda-Rodriguez, Walid Hassen, Alexander S. Wahba, Ashley Cabecinha,, Maria DeRosa, Jan J. Dubowski, "Determination of microcystins using aptamer-surface plasmon resonance sensor", poster presentation at the 15th International Conference on Harmfull Algae, Gyeongnam, South Korea, October 29 - November 2, 2012
- [[E21]](https://dubowski.ca/blog/2013/04/26/e21/) - SPIE Conference on "Synthesis and Photonics of Nanoscale Materials X", SPIE Photonics West'2013, San Francisco, USA, February 2013; SPIE Proc., Editors: J.J. Dubowski, D.B. Geohegan, F. Träger, 8609 (2013).
- [D. Lepage, A. Jimenez](https://dubowski.ca/blog/2013/04/26/r87/) - D. Lepage, A. Jiménez, J. Beauvais and J.J. Dubowski, "Real-time detection of influenza A virus using s emiconductor nanophotonics", Light: Science and Applications 2, e62; doi:10.1038/lsa.2013.18; (2013). [pdf, supp]
- [A poster presentation at the RQMP Annual Meeting, Centre Mont-Royal, Montréal, Canada, May 17, 2013](https://dubowski.ca/blog/2013/05/17/a-poster-presentation-at-the-rqmp-annual-meeting-centre-mont-royal-montreal-canada-may-17-2013/) - R. Béal, N. Liu, Kh. Moumanis, V. Aimez, J.J. Dubowski, “Laser Quantum Well Intermixing: process investigation and applications to optoelectronics”, a poster presentation at the RQMP Annual Meeting, Centre Mont-Royal, Montréal, Canada, May 17 2013.
- [Workshop on Nano and Micro Manufacturing, Dearborn, Michigan, May 22-23, 2013](https://dubowski.ca/blog/2013/05/23/workshop-on-nano-and-micro-manufacturing-dearborn-michigan-may-22-23-2013/) - A. Jiménez, D. Lepage, J. Beauvais, J.J. Dubowski, “Fabrication of an integrated biosensing device based on the surface plasmon resonance effect”, Workshop on Nano and Micro Manufacturing, Dearborn, Michigan, May 22-23, 2013.
- [CREATE-ISS Sensors Summer School 2013, Ecole Polytechnique, Montreal, June 3-4, 2013](https://dubowski.ca/blog/2013/06/04/create-iss-sensors-summer-school-2013-ecole-polytechnique-montreal-june-3-4-2013/) - J.J. Dubowski, “Integrated bio-sensing technology for detection of (small) molecules”,invited seminar, CREATE-ISS Sensors Summer School 2013, Ecole Polytechnique, Montreal, June 3-4, 2013.
- [Photonics North, Ottawa, Ontario, Canada, June 3-5, 2013](https://dubowski.ca/blog/2013/06/05/photonics-north-ottawa-ontario-canada-june-3-5-2013/) - J.J. Dubowski and D. Lepage, “Miniaturized quantum semiconductor surface plasmon resonance platform for detection of small molecules”, invited talk, Photonics North, Ottawa, Ontario, June 3-5, 2013.
- [[R88]](https://dubowski.ca/blog/2013/06/17/r88/) - M. Kaleem, X. Zhang, Y. Zhuang, Jian-Jun He, N. Liu and J.J. Dubowski, "UV laser induced selective-area bandgap engineering for fabrication of InGaAsP/InP laser devices", Optics & Laser Technol. 51, 36-42 (2013). [pdf]
- [[R89]](https://dubowski.ca/blog/2013/06/17/r89/) - D. Lepage, J.J. Dubowski, "Miniaturized quantum semiconductor surface plasmon resonance platform for detection of small molecules", Biosensors 3, 201-210 (2013). [pdf]
- [The Canada Foundation for Innovation](https://dubowski.ca/blog/2013/07/07/the-canada-foundation-for-innovation/) - The Canada Foundation for Innovation awarded our interdisciplinary team with equipment for advanced research in cell biology (Read more, in French)
- [CMOS Emerging Technology Research, Whistler, BC, Canada, July 17-19, 2013](https://dubowski.ca/blog/2013/07/19/cmos-emerging-technology-research-whistler-bc-canada-july-17-19-2013/) - J.J. Dubowski, “Photonic sensing of bacteria”, invited talk, CMOS Emerging Technology Research, Whistler, BC, Canada, July 17-19, 2013.
- [The 16th Canadian Semiconductor Science and Technology Conference, Thunder Bay, Ontario, August 12-16, 2013](https://dubowski.ca/blog/2013/08/16/the-16th-canadian-semiconductor-science-and-technology-conference-thunder-bay-ontario-august-12-16-2013/) - J.J. Dubowski, Recent advances in UV laser-induced bandgap engineering of III-V quantum semiconductor microstructures, invited talk, The 16th Canadian Semiconductor Science and Technology Conference, Thunder Bay, Ontario, August 12-16, 2013.
- [8th International Workshop on Semiconductor Surface Passivation”, Krakow, Poland September 8-12, 2013](https://dubowski.ca/blog/2013/09/12/8th-international-workshop-on-semiconductor-surface-passivation-krakow-poland-september-8-12-2013/) - J.J. Dubowski, “Photonic stability of biofunctionalized GaAs surface exposed to aqueous environment”, VIII International Workshop on Semiconductor Surface Passivation, invited talk, Krakow, Poland, September 8-12, 2013. S. Aithal, E. Nazemi, W.M. Hassen, J.J Dubowski, “GaAs-based photonic biosensor: pH sensitivity and detection of E. coli“, VIII International Workshop on Semiconductor Surface Passivation”, Krakow, Poland September 8-12, 2013.
- [Invited seminar, Wroclaw University of Technology, Poland, September 26, 2013](https://dubowski.ca/blog/2013/09/26/invited-seminar-wrocalaw-university-of-technology-poland-september-26-2013/) - J.J. Dubowski, “Laser-based quantum well intermixing”, invited seminar, Wroclaw University of Technology, Poland, September 26, 2013.
- [Conference on Laser Ablation (COLA 2013), Ischia, Italy, October 6-11, 2013](https://dubowski.ca/blog/2013/10/11/conference-on-laser-ablation-cola-2013-ischia-italy-october-6-11-2013/) - N. Liu, J.J. Dubowski, “Enhanced photoluminescence from UV laser quantum well intermixed InP/InGaAs/InGaAsP microstructures”,Conference on Laser Ablation (COLA 2013), Ischia, Italy, October 6-11, 2013. N. Liu, X. Huang, J.J. Dubowski, “Selective area in situ conversion of Si (001) hydrophobic to hydrophilic surface by excimer laser irradiation in hydrogen peroxide”, Conference on Laser Ablation (COLA 2013), Ischia, Italy, October 6-11,
- [Zhejiang University, Hangzhou, China, November 7-8, 2013](https://dubowski.ca/blog/2013/11/07/zhejiang-university-hangzhou-china-november-7-8-2013/) - J.J. Dubowski, invited seminars on “UV laser processing of III-V semiconductor surfaces: application for quantum well intermixing” and “Photonic stability of GaAs (001) in aqueous environments: biosensing applications” presented at the Zhejiang University (Hangzhou, China), respectively, on November 7 and 8, 2013.
- [[R90]](https://dubowski.ca/blog/2013/11/07/r90/) - J.D. Caldwell, A. Giles, D. Lepage, D. Carrier, Kh. Moumanis, B.A. Hull, R.E. Stahlbush, R. Myers-Ward, J.J. Dubowski and M. Verhaegen, “Experimental Evidence for Mobile Luminescence Center Concentration on Partial Dislocations in 4H-SiC using Hyperspectral Electroluminescence Imaging”, Appl. Phys. Lett. 102, 242109 (2013) [pdf]
- [Enhanced Spectrum Superluminescent Diodes Fabricated by Infrared Laser Rapid Thermal Annealing](https://dubowski.ca/blog/2013/11/07/4111/) - R. Béal, Kh. Moumanis, V. Aimez, J.J. Dubowski, “Enhanced Spectrum Superluminescent Diodes Fabricated by Infrared Laser Rapid Thermal Annealing”, Optics & Laser Technol. 54, 401–406 (2013). [pdf]
- [Water-mediated self-assembly of 16-mercaptohexadecanoic acid on GaAs (001)](https://dubowski.ca/blog/2013/11/19/r91/) - X. Huang, N. Liu, Kh. Moumanis and J.J. Dubowski, “Water-mediated self-assembly of 16-mercaptohexadecanoic acid on GaAs (001)”, J. Phys. Chem. C117, 15090-15097 (2013). [pdf]
- [PHOTONICS WEST 2014, San Francisco, LAMOM-XIX Program (LAMOM-XIX)](https://dubowski.ca/blog/2014/01/30/photonics-west-2014-san-francisco-lamom-xix-program-lamom-xix/) - PHOTONICS WEST 2014, San Francisco, LAMOM-XIX Program (LAMOM-XIX)
- [PHOTONICS WEST 2014, San Francisco, SPnsM-XI Program (SPnsM-XI)](https://dubowski.ca/blog/2014/01/30/photonics-west-2013-san-francisco-spnsm-xi-program-spnsm-xi/) - PHOTONICS WEST 2014, San Francisco, SPnsM-XI Program (SPnsM-XI)
- [SPIE Photonics West Conference, San Francisco, February 2-7, 2014](https://dubowski.ca/blog/2014/02/02/spie-photonics-west-conference-san-francisco-february-2-7-2014/) - SPIE Photonics West Conference, San Francisco, February 2-7, 2014
- [Domaine de recherche](https://dubowski.ca/blog/2014/02/14/domaine-de-recherche/) - La révolution photonique au début du XXI siècle a ses racines dans le développement spectaculaire de matériaux semi-conducteurs à base de microstructures à puits quantique (QW) qui sont devenues la force permettant la fabrication des appareils photoniques actifs. En comparaison avec la technologie des semi-conducteurs à oxyde de métal complémentaire (ou CMOS pour Complementary Metal-Oxide
- [Enhanced Spectrum Superluminescent Diodes Fabricated by Infrared Laser Rapid Thermal Annealing](https://dubowski.ca/blog/2014/02/21/enhanced-spectrum-superluminescent-diodes-fabricated-by-infrared-laser-rapid-thermal-annealing/) - R. Béal, Kh. Moumanis, V. Aimez, J.J. Dubowski, “Enhanced Spectrum Superluminescent Diodes Fabricated by Infrared Laser Rapid Thermal Annealing”, Optics & Laser Technol. 54, 401–406 (2013). [pdf]
- [Enhanced photoluminescence emission from bandgap shifted InGaAs/InGaAsP/InP microstructures fabricated by the UV laser quantum well intermixing technique](https://dubowski.ca/blog/2014/02/21/enhanced-photoluminescence-emission-from-bandgap-shifted-ingaasingaaspinp-microstructures-fabricated-by-the-uv-laser-quantum-well-intermixing-technique/) - N. Liu, S. Poulin, J.J. Dubowski, “Enhanced photoluminescence emission from bandgap shifted InGaAs/InGaAsP/InP microstructures fabricated by the UV laser quantum well intermixing technique”, J. Phys. D.: Appl. Phys. 46, 445103 (2013). [pdf]
- [An innovative SPR system for detection of bacteria. New program at UdeS to accelerate commercialization of research ideas (Read more, in French).](https://dubowski.ca/blog/2014/08/25/an-innovative-spr-system-for-detection-of-detection-of-bacteria-new-program-at-udes-to-accelerate-commercialization-of-research-ideas-read-more-in-french/) - An innovative SPR system for detection of bacteria. New program at UdeS to accelerate commercialization of research ideas (Read more, in French).
- [Keynote presentation, LAMOM XX anniversary session, SPIE Photonics West, San Francisco, February 9-12, 2015.](https://dubowski.ca/blog/2015/02/12/keynote-presentation-lamom-xx-anniversary-session-spie-photonics-west-san-francisco-february-9-12-2015/) - J.J. Dubowski, “Laser-driven surface and interface nanotechnology”, a keynote presentation at the LAMOM XX anniversary session, SPIE Photonics West, San Francisco, February 9-12, 2015.
- [Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XX](https://dubowski.ca/blog/2015/02/28/laser-applications-in-microelectronic-and-optoelectronic-manufacturing-lamom-xx/) - Introduction to SPIE Proc., vol. 9350 "Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XX” (Read Text)
- [Synthesis and Photonics of Nanoscale Materials-XII, San Francisco (see: Photonic West 2015 Program).](https://dubowski.ca/blog/2015/02/28/synthesis-and-photonics-of-nanoscale-materials-xii-san-francisco-see-photonic-west-2015-program/) - Synthesis and Photonics of Nanoscale Materials-XII, San Francisco (see: Photonic West 2015 Program).
- [17th Canadian Semiconductor Science and Technology Conference in Sherbrooke, August 16-21, 2015 (Read more)](https://dubowski.ca/blog/2015/03/15/17th-canadian-semiconductor-science-and-technology-conference-in-sherbrooke-august-16-21-2015-read-more/) - 17th Canadian Semiconductor Science and Technology Conference in Sherbrooke, August 16-21, 2015 (Read more)
- [Invited talk, RQMP Grande conference – Prestigious lecture Series on Advanced Materials, Centre Mont-Royal, Montreal, May 14, 2015.](https://dubowski.ca/blog/2015/05/14/invited-talk-rqmp-grande-conference-prestigious-lecture-series-on-advanced-materials-centre-mont-royal-montreal-may-14-2015/) - J.J. Dubowski, “Photocorrosion of GaAs/AlGaAs heterostructures: bad news, good news“, invited talk, RQMP Grande conference – Prestigious lecture Series on Advanced Materials, Centre Mont-Royal, Montreal, May 14, 2015.
- [Invited talk, CMOS Emerging Technologies, Vancouver, May 20-22, 2015.](https://dubowski.ca/blog/2015/05/20/invited-talk-cmos-emerging-technologies-vancouver-may-20-22-2015/) - J.J. Dubowski, “Photocorrosion of GaAs/AlGaAs heterostructures”, invited talk, CMOS Emerging Technologies, Vancouver, May 20-22, 2015.
- [Invited talk, 11th International Conference on Ceramic Materials and Components for Energy and Environmental Applications, Vancouver, June 14-19, 2015.](https://dubowski.ca/blog/2015/06/14/invited-talk-11th-international-conference-on-ceramic-materials-and-components-for-energy-and-environmental-applications-vancouver-june-14-19-2015/) - J.J. Dubowski, “Functionalized GaAs/AlGaAs Nano-heterostructures for Photonic Sensing of Surface Immobilized Molecules”, invited talk, 11th International Conference on Ceramic Materials and Components for Energy and Environmental Applications, Vancouver, June 14-19, 2015.
- [CSSTC 2015: Call for post-deadline poster presentations (Read more)](https://dubowski.ca/blog/2015/06/15/csstc-2015-call-for-post-deadline-poster-presentations-read-more/) - CSSTC 2015: Call for post-deadline poster presentations (Read more)
- [17th Canadian Semiconductor Science and Technology Conference, Sherbrooke, August 16-21, 2015](https://dubowski.ca/blog/2015/08/16/17th-canadian-semiconductor-science-and-technology-conference-sherbrooke-august-16-21-2015/) - 17th Canadian Semiconductor Science and Technology Conference, Sherbrooke, August 16-21, 2015 Béal, Kh. Moumanis, V. Aimez, J.J. Dubowski, “Engineering Superluminescent Diodes by Excimer Laser Induced Quantum Well Intermixing”, a poster presentation at the 17th Canadian Semiconductor Science and Technology Conference, Sherbrooke, August 16-21, 2015. Nazemi, W.M. Hassen, E. H. Frost, J.J. Dubowski, “Growth of Escherichia
- [Posters and Oral presentations at the 17th Canadian Semiconductor Science and Technology Conference, Sherbrooke, August 16-21, 2015.](https://dubowski.ca/blog/2015/08/21/posters-and-oral-presentations-at-the-17th-canadian-semiconductor-science-and-technology-conference-sherbrooke-august-16-21-2015/) - S. Aithal and J.J. Dubowski, “Quasi-continuous Detection of Bacteria with GaAs/AlGaAs Nano-Heterostructures”, a poster presentation at the 17th Canadian Semiconductor Science and Technology Conference, Sherbrooke, August 16-21, 2015.
- [Invited seminar at the Institute national de la recherche scientifique (INRS – EMT), Varennes, Québec, November 27, 2015.](https://dubowski.ca/blog/2015/11/27/invited-seminar-at-the-institute-national-de-la-recherche-scientifique-inrs-emt-varennes-quebec-november-27-2015/) - J.J. Dubowski, “Sensing of electrically charged molecules with photoluminescence emitting semiconductors”, invited seminar at the Institute national de la recherche scientifique (INRS – EMT), Varennes, Québec, November 27, 2015.
- [Oral presentation at the Synthesis and Photonics of Nanoscale Materials XIII, SPIE Photonics West, San Francisco, USA, February 13-18, 2016.](https://dubowski.ca/blog/2016/02/13/oral-presentation-at-the-synthesis-and-photonics-of-nanoscale-materials-xiii-spie-photonics-west-san-francisco-usa-february-13-18-2016/) - M.R. Aziziyan and J.J. Dubowski, “Electrically biased GaAs/AlGaAs heterostructures for enhanced detection of bacteria”, an oral presentation at the Synthesis and Photonics of Nanoscale Materials XIII, SPIE Photonics West, San Francisco, USA, February 13-18, 2016.
- [Invited seminar at the Simon Fraser University, Burnaby, February 22, 2016.](https://dubowski.ca/blog/2016/02/22/invited-seminar-at-the-simon-fraser-university-burnaby-february-22-2016/) - J.J. Dubowski, “Photonic biosensor based on photocorrosion of GaAs/AlGaAs nano-heterostructures”, invited seminar at the Simon Fraser University, Burnaby, February 22, 2016.
- [Poster presentation at the 26th Anniversary World Congress on Biosensors, Gothenburg, Sweden, May 25-27, 2016.](https://dubowski.ca/blog/2016/05/25/poster-presentation-at-the-26th-anniversary-world-congress-on-biosensors-gothenburg-sweden-may-25-27-2016/) - E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Monitoring growth and antibiotic susceptibility of Escherichia coli with photoluminescence emitting semiconductor biochips”, a poster presentation at the 26th Anniversary World Congress on Biosensors, Gothenburg, Sweden, May 25-27, 2016.
- [Invited talk, Emerging Technologies – Communications, Microsystems, Optoelectronics, Sensors, Montreal, May 25-27, 2016.](https://dubowski.ca/blog/2016/05/25/invited-talk-emerging-technologies-communications-microsystems-optoelectronics-sensors-montreal-may-25-27-2016/) - M.R. Aziziyan, J.J. Dubowski, “Manipulating Electric Charge of Bacteria for Enhanced Biosensing with GaAs/AlGaAs Biochips”, invited talk, Emerging Technologies – Communications, Microsystems, Optoelectronics, Sensors, Montreal, May 25-27, 2016.
- [Invited talk, 7th International Conf. Optical, Optoelectronic and Photonic Materials and Applications (ICOOPMA), Montréal, Québec, Canada, 13-17 June, 2016.](https://dubowski.ca/blog/2016/06/13/invited-talk-7th-international-conf-optical-optoelectronic-and-photonic-materials-and-applications-icoopma-montreal-quebec-canada-13-17-june-2016/) - J.J. Dubowski, “Laser Tuning of Emission Wavelength of InAs Quantum Dots“, invited talk, 7th International Conf. Optical, Optoelectronic and Photonic Materials and Applications (ICOOPMA), Montreal, Québec, Canada, 13-17 June, 2016.
- [Canadian Association of Physicists (CAP) Congress, Ottawa, June 13-17, 2016.](https://dubowski.ca/blog/2016/06/13/canadian-association-of-physicists-cap-congress-ottawa-june-13-17-2016/) - M.R. Aziziyan, J.J. Dubowski, “Inductively Coupled Plasma Mass Spectrometry of Photocorroding GaAs/AlGaAs Nano-heterostructures in Aqueous Environments”, Canadian Association of Physicists (CAP) Congress, Ottawa, June 13-17, 2016.
- [Poster presentation at the Gordon Research Conference on Bioanalytical Sensors, Salve Regina University, Newport, RI, June 26 – July 1, 2016.](https://dubowski.ca/blog/2016/06/26/poster-presentation-at-the-gordon-research-conference-on-bioanalytical-sensors-salve-regina-university-newport-ri-june-26-july-1-2016/) - E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Growth and antibiotic susceptibility of Escherichia coli with photoluminescence emitting semiconductor biochips”, a poster presentation at the Gordon Research Conference on Bioanalytical Sensors, Salve Regina University, Newport, RI, June 26 - July 1, 2016.
- [Invited seminar, Waterloo Institute of Technology, Waterloo, Ontario, August 3, 2016.](https://dubowski.ca/blog/2016/08/03/invited-seminar-waterloo-institute-of-technology-waterloo-ontario-august-3-2016/) - J.J. Dubowski, “Photocorrosion of functionalized GaAs/AlGAAs nano-heterostructures”, invited seminar at the Waterloo Institute of Technology, Waterloo, Ontario, August 3, 2016.
- [M.R. Aziziyan, J.J. Dubowski, “Manipulating Electric Charge of Bacteria for Enhanced Biosensing with GaAs/AlGaAs Biochips”, invited talk, Emerging Technologies – Communications, Microsystems, Optoelectronics, Sensors, Montreal, […]](https://dubowski.ca/blog/2016/12/25/25-05-16-m-r-aziziyan-j-j-dubowski-manipulating-electric-charge-of-bacteria-for-enhanced-biosensing-with-gaasalgaas-biochips-invited-talk-emerging-technologies-commu/) - M.R. Aziziyan, J.J. Dubowski, “Manipulating Electric Charge of Bacteria for Enhanced Biosensing with GaAs/AlGaAs Biochips”, invited talk, Emerging Technologies – Communications, Microsystems, Optoelectronics, Sensors, Montreal, […]
- [S. Aithal, N. Liu, J.J. Dubowski, “Photocorrosion metrology of photoluminescence emitting GaAs/AlGaAs heterostructures”, J. Phys. D: Appl. Phys. 50, 035106 (2017). [pdf]](https://dubowski.ca/blog/2017/04/07/s-aithal-n-liu-j-j-dubowski-photocorrosion-metrology-of-photoluminescence-emitting-gaasalgaas-heterostructures-j-phys-d-appl-phys-50-035106-2017-pdf/) - S. Aithal, N. Liu, J.J. Dubowski, “Photocorrosion metrology of photoluminescence emitting GaAs/AlGaAs heterostructures”, J. Phys. D: Appl. Phys. 50, 035106 (2017). [pdf]
- [E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Growth of Escherichia coli on the GaAs (001) surface”.  [pdf]](https://dubowski.ca/blog/2017/04/09/e-nazemi-w-m-hassen-e-h-frost-j-j-dubowski-growth-of-escherichia-coli-on-the-gaas-001-surface-pdf/) - E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Growth of Escherichia coli on the GaAs (001) surface”. [pdf]
- [J.J. Dubowski, “Photonic monitoring of bacterial growth and reaction to antibiotics with a photocorrosion-based biosensor”, invited talk, the 2017 EMN Optoelectronics Meeting, Victoria, British Columbia, Canada, April 17-21, 2017.](https://dubowski.ca/blog/2017/04/21/j-j-dubowski-photonic-monitoring-of-bacterial-growth-and-reaction-to-antibiotics-with-a-photocorrosion-based-biosensor-invited-talk-the-2017-emn-optoelectronics-meeting-victoria/) - J.J. Dubowski, “Photonic monitoring of bacterial growth and reaction to antibiotics with a photocorrosion-based biosensor”, invited talk, the 2017 EMN Optoelectronics Meeting, Victoria, British Columbia, Canada, April 17-21, 2017.
- [Hemant Sharma, J.J. Dubowski, “Functionalization Strategies of GaAs-based Biosensors for Enhanced Capture of Bacteria”, invited seminar at Carleton University, Ottawa, Ontario, April 24, 2017.](https://dubowski.ca/blog/2017/04/24/hemant-sharma-j-j-dubowski-functionalization-strategies-of-gaas-based-biosensors-for-enhanced-capture-of-bacteria-invited-seminar-at-carleton-university-ottawa-ontario-april-2/) - Hemant Sharma, J.J. Dubowski, “Functionalization Strategies of GaAs-based Biosensors for Enhanced Capture of Bacteria”, invited seminar at Carleton University, Ottawa, Ontario, April 24, 2017.
- [V. Lacour, C. Elie-Caille, Th. Leblois, Kh. Moumanis, J.J. Dubowski, “Laser patterning of GaAs (001) functionalized with alkanethiol self-assembled monolayers”, an oral presentation at the 18th International Symposium on Laser Precision Microfabrication (LPM 2017), Toyama, Japan, June 5-8, 2017.](https://dubowski.ca/blog/2017/06/08/v-lacour-c-elie-caille-th-leblois-kh-moumanis-j-j-dubowski-laser-patterning-of-gaas-001-functionalized-with-alkanethiol-self-assembled-monolayers-an-oral-presentation-at/) - V. Lacour, C. Elie-Caille, Th. Leblois, Kh. Moumanis, J.J. Dubowski, “Laser patterning of GaAs (001) functionalized with alkanethiol self-assembled monolayers”, an oral presentation at the 18th International Symposium on Laser Precision Microfabrication (LPM 2017), Toyama, Japan, June 5-8, 2017.
- [S. Aithal, H. Sharma, A. Singh, N. Singh, J.J. Dubowski, “Biginelli Compound Functionalized Biosensors: GaAs/AlGaAs Biochips for Enhanced Detection of Bacteria”, a poster presentation (S. Aithal) at the IC-IMACTS (The India-Canada Centre for Innovative Multidisciplinary Partnerships to Accelerate Community Transformation and Sustainability), Vancouver, Canada, June 9-10, 2017.](https://dubowski.ca/blog/2017/06/10/s-aithal-h-sharma-a-singh-n-singh-j-j-dubowski-biginelli-compound-functionalized-biosensors-gaas-algaas-biochips-for-enhanced-detection-of-bacteria-a-poster-presentation/) - S. Aithal, H. Sharma, A. Singh, N. Singh, J.J. Dubowski, “Biginelli Compound Functionalized Biosensors: GaAs/AlGaAs Biochips for Enhanced Detection of Bacteria”, a poster presentation (S. Aithal) at the IC-IMACTS (The India-Canada Centre for Innovative Multidisciplinary Partnerships to Accelerate Community Transformation and Sustainability), Vancouver, Canada, June 9-10, 2017.
- [J.J. Dubowski, “Digital photocorrosion of GaAs/AlGaAs heterostructures: Biosensing Applications”, invited seminar at the RIKEN Center for Advanced Photonics, Wako-shi, Japan, June 12, 2017.](https://dubowski.ca/blog/2017/06/12/j-j-dubowski-digital-photocorrosion-of-gaas-algaas-heterostructures-biosensing-applications-invited-seminar-at-the-riken-center-for-advanced-photonics-wako-shi-japan-june-12/) - J.J. Dubowski, “Digital photocorrosion of GaAs/AlGaAs heterostructures: Biosensing Applications”, invited seminar at the RIKEN Center for Advanced Photonics, Wako-shi, Japan, June 12, 2017.
- [J.J. Dubowski, “Biosensing Applications of Digital Photocorrosion in GaAs/AlGaAs Nano-Heterostructures”, invited seminar at the Institute for Solid State Physics, University of Tokyo, Kashiwa, Japan, June 14, 2017.](https://dubowski.ca/blog/2017/06/14/j-j-dubowski-biosensing-applications-of-digital-photocorrosion-in-gaas-algaas-nano-heterostructures-invited-seminar-at-the-institute-for-solid-state-physics-university-of-tokyo/) - J.J. Dubowski, “Biosensing Applications of Digital Photocorrosion in GaAs/AlGaAs Nano-Heterostructures”, invited seminar at the Institute for Solid State Physics, University of Tokyo, Kashiwa, Japan, June 14, 2017.
- [J.J. Dubowski, “Photoluminescence Monitored Digital Photocorrosion of GaAs/AlGaAs Heterostructures: Diagnostics and Sensing Implications”, invited talk at the Light Conference, Changchun, China, 17-18 July, 2017.](https://dubowski.ca/blog/2017/07/18/j-j-dubowski-photoluminescence-monitored-digital-photocorrosion-of-gaas-algaas-heterostructures-diagnostics-and-sensing-implications-invited-talk-at-the-light-conference-changch/) - J.J. Dubowski, “Photoluminescence Monitored Digital Photocorrosion of GaAs/AlGaAs Heterostructures: Diagnostics and Sensing Implications”, invited talk at the Light Conference, Changchun, China, 17-18 July, 2017.
- [J.J. Dubowski, “Digital etching of III-V semiconductors in aqueous solutions”, keynote presentation at the 10th International Conference on Emerging Materials and Nanotechnology, Vancouver, Canada, July 27-29, 2017.](https://dubowski.ca/blog/2017/07/29/j-j-dubowski-digital-etching-of-iii-v-semiconductors-in-aqueous-solutions-keynote-presentation-at-the-10th-international-conference-on-emerging-materials-and-nanotechnology-vanco/) - J.J. Dubowski, “Digital etching of III-V semiconductors in aqueous solutions”, keynote presentation at the 10th International Conference on Emerging Materials and Nanotechnology, Vancouver, Canada, July 27-29, 2017.
- [L. Sirbu, S. Aithal, M.R. Aziziyan, Kh. Moumanis, J.J. Dubowski, “Modeling of the photoluminescence monitored photocorrosion of GaAs/AlGaAs nano-heterostructures”, a poster presentation the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/l-sirbu-s-aithal-m-r-aziziyan-kh-moumanis-j-j-dubowski-modeling-of-the-photoluminescence-monitored-photocorrosion-of-gaas-algaas-nano-heterostructures-a-poster-presentatio/) - L. Sirbu, S. Aithal, M.R. Aziziyan, Kh. Moumanis, J.J. Dubowski, “Modeling of the photoluminescence monitored photocorrosion of GaAs/AlGaAs nano-heterostructures”, a poster presentation the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [H. Sharma, Kh. Moumanis, J.J. Dubowski, “UV laser regeneration of GaAs/AlGaAs biochips for quasi continuous detection”, an oral presentation the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/h-sharma-kh-moumanis-j-j-dubowski-uv-laser-regeneration-of-gaas-algaas-biochips-for-quasi-continuous-detection-an-oral-presentation-the-18th-canadian-semiconductor-science-and/) - H. Sharma, Kh. Moumanis, J.J. Dubowski, “UV laser regeneration of GaAs/AlGaAs biochips for quasi continuous detection”, an oral presentation the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [J. Chawich, A. Bartasyte, J.-C. Orlianges, C. Elie-Caille, T. Leblois, J.J. Dubowski, “ZnO-GaAs acoustic biosensors: focus on ZnO thin film characterization”, an oral presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/j-chawich-a-bartasyte-j-c-orlianges-c-elie-caille-t-leblois-j-j-dubowski-zno-gaas-acoustic-biosensors-focus-on-zno-thin-film-characterization-an-oral-presentation-at-t/) - J. Chawich, A. Bartasyte, J.-C. Orlianges, C. Elie-Caille, T. Leblois, J.J. Dubowski, “ZnO-GaAs acoustic biosensors: focus on ZnO thin film characterization”, an oral presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [W.M. Hassen, S. Aithal, M.R. Aziziyan, L. Sirbu, Kh. Moumanis, E.H. Frost, J.J. Dubowski, ”Chemotaxis assisted GaAs/AlGaAs photocorrosion biosensor for detection of Legionella pneumophila”, a poster presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/w-m-hassen-s-aithal-m-r-aziziyan-l-sirbu-kh-moumanis-e-h-frost-j-j-dubowski-chemotaxis-assisted-gaas-algaas-photocorrosion-biosensor-for-detection-of-legionella-pneumophila/) - W.M. Hassen, S. Aithal, M.R. Aziziyan, L. Sirbu, Kh. Moumanis, E.H. Frost, J.J. Dubowski, ”Chemotaxis assisted GaAs/AlGaAs photocorrosion biosensor for detection of Legionella pneumophila”, a poster presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [M.R. Aziziyan, W.M. Hassen, H. Sharma, E. S. Sani, N. Annabi, E.H. Frost, J.J. Dubowski, “Modification of zeta potential of bacteria for enhanced detection with a photocorrosion based GaAs/AlGaAs biosensor”, an oral presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.](https://dubowski.ca/blog/2017/08/24/m-r-aziziyan-w-m-hassen-h-sharma-e-s-sani-n-annabi-e-h-frost-j-j-dubowski-modification-of-zeta-potential-of-bacteria-for-enhanced-detection-with-a-photocorrosion-based-gaas-alg/) - M.R. Aziziyan, W.M. Hassen, H. Sharma, E. S. Sani, N. Annabi, E.H. Frost, J.J. Dubowski, “Modification of zeta potential of bacteria for enhanced detection with a photocorrosion based GaAs/AlGaAs biosensor”, an oral presentation at the 18th Canadian Semiconductor Science and Technology Conference, Waterloo, Ontario, August 20-24, 2017.
- [Digital Photo-Etching of III-V Semiconductors: Innovative Technology for Nanoscale Device Fabrication (English, French)](https://dubowski.ca/blog/2018/02/27/digital-photo-etching-of-iii-v-semiconductors-innovative-technology-for-nanoscale-device-fabrication-english-french/) - Digital Photo-Etching of III-V Semiconductors: Innovative Technology for Nanoscale Device Fabrication (English, French)
- [In situ Monitored Interaction Between Electrically Charged Molecules and Functionalized Surfaces of III-V Quantum Semiconductors (English, French)](https://dubowski.ca/blog/2018/02/27/in-situ-monitored-interaction-between-electrically-charged-molecules-and-functionalized-surfaces-of-iii-v-quantum-semiconductors-english-french/) - In situ Monitored Interaction Between Electrically Charged Molecules and Functionalized Surfaces of III-V Quantum Semiconductors (English, French)
- [E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Growth of Escherichia coli on the GaAs (001) surface”, Talanta 178, 69-77 (2018).](https://dubowski.ca/blog/2018/08/26/e-nazemi-w-m-hassen-e-h-frost-j-j-dubowski-growth-of-escherichia-coli-on-the-gaas-001-surface-talanta-178-69-77-2018/) - E. Nazemi, W.M. Hassen, E.H. Frost, J.J. Dubowski, “Growth of Escherichia coli on the GaAs (001) surface”, Talanta 178, 69-77 (2018).
- [J.J. Dubowski, R. Stanowski, D. Dalacu, P.J. Poole, ”Precision tuning of InAs quantum dot emission wavelength by iterative laser annealing”, Optics & Laser Technol. 103, 382-386 (2018).](https://dubowski.ca/blog/2018/08/26/j-j-dubowski-r-stanowski-d-dalacu-p-j-poole-precision-tuning-of-inas-quantum-dot-emission-wavelength-by-iterative-laser-annealing-optics-laser-technol-103-382-386-2018/) - J.J. Dubowski, R. Stanowski, D. Dalacu, P.J. Poole, ”Precision tuning of InAs quantum dot emission wavelength by iterative laser annealing”, Optics & Laser Technol. 103, 382-386 (2018).
- [S. Aithal, J.J. Dubowski, “Open Circuit Potential Monitored Digital Photocorrosion of GaAs/AlGaAs Quantum Well Microstructures”, Appl. Phys. Lett. 112, 153102 (2018).](https://dubowski.ca/blog/2018/08/26/s-aithal-j-j-dubowski-open-circuit-potential-monitored-digital-photocorrosion-of-gaas-algaas-quantum-well-microstructures-appl-phys-lett-112-153102-2018/) - S. Aithal, J.J. Dubowski, “Open Circuit Potential Monitored Digital Photocorrosion of GaAs/AlGaAs Quantum Well Microstructures”, Appl. Phys. Lett. 112, 153102 (2018).
- [MSc and PhD positions (Physics, Electrical Engineering, Biophysics) available from January 2019](https://dubowski.ca/blog/2018/09/07/new-msc-and-phd-positions-physics-electrical-engineering-biophysics-available-from-january-2019/) - MSc and PhD positions (Physics, Electrical Engineering, Biophysics) available from January 2019
- [[R48]](https://dubowski.ca/blog/2009/05/12/r48/) - J.J. Dubowski, C.Y. Song, J. Lefebvre, Z. Wasilewski, G. Ares and H.C. Liu, "Laser-induced selective area tuning of GaAs/AlGaAs quantum well microstructures for two color IR detector operation", J. Vac. Sci. Tech. A22(3), 887-890 (2004). [pdf]
- [[R50]](https://dubowski.ca/blog/2009/05/12/r50/) - R. Stanowski, O. Voznyy and J.J. Dubowski, "Finite element model calculations of temperature profiles in Nd:YAG laser annealed GaAs/AlGaAs quantum well microstructures", J. Laser Micro/Nanoengineering, 1(1), 17-22 (2006). [pdf]
- [[R51]](https://dubowski.ca/blog/2009/05/12/r51/) - O. Voznyy, R. Stanowski and J.J. Dubowski, "Multibandgap quantum well wafers by IR laser quantum well intermixing: simulation of the lateral resolution of the process", J. Laser Micro/Nanoengineering, 1(1), 48-53 (2006). [pdf]
- [[R52]](https://dubowski.ca/blog/2009/05/12/r52/) - X. Ding, Kh. Moumanis, J.J. Dubowski, L. Tay and N.L. Rowell, "FTIR and photoluminescence spectroscopy of self-assembled monolayers of long-chain thiols on (001) GaAs", J. Appl. Phys. 99, 54701-54706 (2006). [pdf][1]
- [[R53]](https://dubowski.ca/blog/2009/05/12/r53/) - X. Ding, Kh. Moumanis, J.J. Dubowski, E. Frost and E. Escher, "Immobilization of avidin on (001) GaAs", Appl. Phys. A83, 357-360 (2006). [pdf]
- [[R54]](https://dubowski.ca/blog/2009/05/12/r54/) - Kh. Moumanis, X. Ding, J.J. Dubowski and E. Frost, "Aging and detergent washing effects of the surface of (001) and (110) GaAs passivated with hexadecanethiol", J. Appl. Phys. 100, 034702 (2006). [pdf][2]
- [[PR55]](https://dubowski.ca/blog/2009/05/12/pr55/) - X. Ding and J.J. Dubowski, "Surface passivation of (001) GaAs with self-assembled monolayers of long-chain thiols", Proc. SPIE, vol. 5713, 545-551 (2005).[pdf]
- [[PR56]](https://dubowski.ca/blog/2009/05/12/pr56/) - X. Ding, Kh. Moumanis, J.J. Dubowski and E. Frost , "A study of binding biotinylated nano-beads to the surface of (001) GaAs", Proc. SPIE, vol. 6106, 61061L1-61061L7 (2006).[pdf]
- [[PR57]](https://dubowski.ca/blog/2009/05/12/pr57/) - X. Ding and J.J. Dubowski, "Laser patterning of biotinylated nanobeads immobilized on (001) GaAs surface", 2006 IEEE LEOS Annual Meeting Conference Proceedings, ISBN: 0-7803-9556-5, pp. 673-674 (2006).[pdf]
- [[PR58]](https://dubowski.ca/blog/2009/05/12/pr58/) - O. Voznyy and J.J. Dubowski, "Adsorption and Self-Assembly of Alkanethiols on GaAs (001) Surface", 2006 IEEE LEOS Annual Meeting Conference Proceedings, ISBN: 0-7803-9556-5, pp. 308-309 (2006).[pdf]
- [[PR59]](https://dubowski.ca/blog/2009/05/12/pr59/) - J.J. Dubowski, "Novel Quantum Dot based Approach for Biosensing", invited talk, 2006 IEEE LEOS Annual Meeting Conference Proceedings, ISBN: 0-7803-9556-5, pp. 302-303 (2006).[pdf]
- [[PR60]](https://dubowski.ca/blog/2009/05/12/pr60/) - X. Du, J. Tunney, M. Post and J.J. Dubowski, "Excimer laser annealing of perovskite thin films: Morphology and gas-sensor properties", Journal of Physics: Conference Series 59, 50-53 (2007).[pdf]
- [[PR61]](https://dubowski.ca/blog/2009/05/12/pr61/) - J. Genest, J J Dubowski1, V Aimez, N. Pauc, D Drouin and M Post, "UV controlled quantum well intermixing in InAlGaAs/GaAs heterostructures", Journal of Physics: Conference Series 59, 605-609 (2007).[pdf]
- [[PR62]](https://dubowski.ca/blog/2009/05/12/pr62/) - O. Voznyy and J.J. Dubowski, "First-principles Study of Adsorption Energetics of Alkanethiols on GaAs (001)", in Biosurfaces and Biointerfaces, Edited by M. Firestone, J. Schmidt, N. Malmstadt (Mater. Res. Soc. Symp. Proc. 950E, Warrendale, PA, 2007).[pdf]
- [[PR63]](https://dubowski.ca/blog/2009/05/12/pr63/) - X. Ding and J.J. Dubowski, "Stability of biofunctionalized GaAs surface", Proc. SPIE, vol. 6458, 64581C (2007).[pdf]
- [[PR64]](https://dubowski.ca/blog/2009/05/12/pr64/) - R. Stanowski, S. Bouaziz and J.J. Dubowski, "Selective area bandgap engineering of InGaAsP/InP quantum well microstructures with an infrared laser rapid thermal annealing technique", Proc. SPIE, vol. 6879, 68790D (2008).[pdf]
- [[T2]](https://dubowski.ca/blog/2009/05/12/t2/) - J.J. Dubowski, Laser-based micro- and nano-structuring, an internal IMS-NRC report for the Nano-Photonics document prepared for Asia-Pacific Economic Cooperation (APEC) Centre for Technology Foresight, June, 2001.
- [[T3]](https://dubowski.ca/blog/2009/05/12/t3/) - J.J. Dubowski, Photon-based Nanotechnologies, invited review in: Business Briefing on Global Photonics Applications and Technology, Ed. W. Slaby, World Markets Research Centre, London, UK, pp. 30-36, Nov. 2001.
- [[B1]](https://dubowski.ca/blog/2009/05/12/b1/) - In: Semiconductor Interfaces and Microstructures: "Properties of CdMnTe Films and CdMnTe-CdTe Superlattices Grown by Pulsed Laser Evaporation and Epitaxy", J.M. Wrobel and J.J. Dubowski, Editor: Zhe Chuan Feng, World Scientific Publishing Co. Pte. Ltd., Singapore 1992, pp. 216-237.

## Pages

- [Homepage](https://dubowski.ca/) - Mémoire de maîtrise de type recherche February 9, 2023 Collaboration avec l’Université Hassan II de Casablanca au Maroc « Identification rapide… More Research and Students February 1, 2023 Students working on hyperspectral measurements of an integrated quantum-well-based SPR biosensor.… More BioNanophotonics is one of the main axes of our research. February 1, 2018 Photo courtesy of
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- [We Were There](https://dubowski.ca/we-were-there/) - We were there 2017 W.M. Hassen, J.J. Dubowski, “Detecting Legionella pneumophila with Digitally Photocorroding Biosensor”, an oral presentation at the Biosensor Workshop on Detecting of Electrically Charged Biomolecules, Interdisciplinary Institute for technological Innovation (3IT), Université de Sherbrooke, Sherbrooke, Québec, November 15, 2017. M.R. Aziziyan, J.J. Dubowski, “Quantum Semiconductor Photonic Biosensing Platform for Detection of Legionella
- [Research](https://dubowski.ca/research-2/) - The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) microstructures that became the enabling force in constructing active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the fabrication of photonic devices has no single-platform
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- [Information de contact](https://dubowski.ca/contact/) - Prof. Jan J. Dubowski Department of Electrical and Computer Engineering Université de Sherbrooke 2500 boul. de l'Université Sherbrooke, Québec J1K 2R1, CANADA Email: jan.j.dubowski@usherbrooke.ca Web: https://dubowski.ca Tel: +01.819.821.8000 ext. 62528 Fax: +01.819.821.7937 Curriculum Education 1982 - 1983 Post Doctoral Fellow NRC[] of Canada, Ottawa, Canada 1978 Ph.D. degree - Semiconductor physics Polish Academy of Sciences,
- [Research](https://dubowski.ca/research/) - The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) microstructures that became the enabling force in constructing active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the fabrication of photonic devices has no single-platform
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- [We Were There](https://dubowski.ca/we-were-there-2/) - 2017 W.M. Hassen, J.J. Dubowski, “Detecting Legionella pneumophila with Digitally Photocorroding Biosensor”, an oral presentation at the Biosensor Workshop on Detecting of Electrically Charged Biomolecules, Interdisciplinary Institute for technological Innovation (3IT), Université de Sherbrooke, Sherbrooke, Québec, November 15, 2017. M.R. Aziziyan, J.J. Dubowski, “Quantum Semiconductor Photonic Biosensing Platform for Detection of Legionella Pneumophila in Industrial
- [Contact](https://dubowski.ca/contacts-page/) - Prof. Jan J. Dubowski Department of Electrical and Computer Engineering Université de Sherbrooke 2500 boul. de l'Université Sherbrooke, Québec J1K 2R1, CANADA Email: jan.j.dubowski@usherbrooke.ca Web: https://dubowski.ca Tel: +01.819.821.8000 ext. 62528 Fax: +01.819.821.7937 Curriculum Education 1982 - 1983Post Doctoral Fellow NRC[1] of Canada, Ottawa, Canada 1978Ph.D. degree - Semiconductor physics Polish Academy of Sciences, Warsaw
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- [Welcome to CRC](https://dubowski.ca/homepage/) - Research Domain The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) and quantum dot (QD) microstructures that became the enabling force in constructing advanced active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the
- [Welcome to CRC](https://dubowski.ca/homepage-2/) - Research Domain The photonics revolution at the beginning of the XXI century has its roots in the spectacular development of semiconductor devices based on quantum well (QW) and quantum dot (QD) microstructures that became the enabling force in constructing advanced active photonics devices. In comparison with Si-based electronic integrated-circuit Complementary Metal-Oxide Semiconductor (CMOS) technology, the

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- [CSSTC 2015](https://dubowski.ca/blog/category/csstc-2015/)

## Tags

- [reviews](https://dubowski.ca/blog/tag/reviews/)
- [wordpress](https://dubowski.ca/blog/tag/wordpress/)
- [Students](https://dubowski.ca/blog/tag/students/)
- [Blog](https://dubowski.ca/blog/tag/blog/)
- [Coronavirus](https://dubowski.ca/blog/tag/coronavirus/)
- [Facebook](https://dubowski.ca/blog/tag/facebook/)
- [Geometry](https://dubowski.ca/blog/tag/geometry/)
- [Illustration](https://dubowski.ca/blog/tag/illustration/)
- [Lifestyle](https://dubowski.ca/blog/tag/lifestyle/)
- [Maths](https://dubowski.ca/blog/tag/maths/)
- [News](https://dubowski.ca/blog/tag/news/)
- [Science](https://dubowski.ca/blog/tag/science/)
- [Tech](https://dubowski.ca/blog/tag/tech/)
- [Travel](https://dubowski.ca/blog/tag/travel/)
- [Apple](https://dubowski.ca/blog/tag/apple/)
- [DIY](https://dubowski.ca/blog/tag/diy/)
- [Finance](https://dubowski.ca/blog/tag/finance/)
- [Food](https://dubowski.ca/blog/tag/food/)
- [Iphone](https://dubowski.ca/blog/tag/iphone/)
- [Lifehack](https://dubowski.ca/blog/tag/lifehack/)
- [Money](https://dubowski.ca/blog/tag/money/)