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Research and Students

February 1, 2023

Students working on hyperspectral measurements of an integrated quantum-well-based SPR biosensor.…
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BioNanophotonics is one of the main axes of our research.

February 1, 2018

Photo courtesy of La Tribune, Sherbrooke.…
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Inside the Laboratory

February 1, 2016

Advanced research infrastructure is used to design and carry out our experiments.…
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February 1, 2016

Students discussing their projects with the visitors from the Canadian industrial sector…
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Hard at Work

February 1, 2015

Students discussing research in the laboratory.…
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Orford, February 15, 2013

February 15, 2013

The QS Group Ski Day…
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February 2, 2013

Miss Neng Liu at the Photonics West Conference, February 2-7, 2013, San Francisco, USA…
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Professor Jian-Jun He, Zhejiang University, Hangzhou, China

August 1, 2009

Visiting our laboratory in August 2009…
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Bromont, winter 2009

February 1, 2009

The QS Group Ski Day at Bromont, February 2009.…
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Professor Speaking

September 9, 2008

Jan Dubowski speaking at the 6th International Conference on Photo-Excited Processes and Applications, September 9-12, 2008, Sapporo, Japan.…
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QS Group, August 2008

August 1, 2008

Alvaro Jimenez, Radoslaw Stanowski, Adnane Abdelghani (visiting professor), Alex Voznyy, Jan Dubowski, Dominic Carrier, Romuald Briez, Valerie Duplan, Romain Beal, Chan-Kyu Kim…
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China 2008

February 1, 2008

Henry Helvajian, Jan Dubowski and Radoslaw Stanowski visiting the Great Wall after a conference in China.…
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Prof. John Polanyi (Nobel Prize Laureate)

September 19, 2005

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…
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Recent Publications

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]

February 1, 2023

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”

February 1, 2021

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]

January 20, 2021

News and Hot Stories

MSc and PhD positions (Physics, Electrical Engineering, Biophysics) available from January 2019

MSc and PhD positions (Physics, Electrical Engineering, Biophysics) available from January 2019…

September 7, 2018

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)…

February 27, 2018

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)…

February 27, 2018

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.

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…

February 27, 2018

Recently, We WEre There...

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.

February 27, 2018

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.

November 15, 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.

September 26, 2017

Employment

Maîtrise en échantillonnage automatisé de l’eau pour le contrôle de la présence de spores bactériennes

March 6, 2022

Maîtrise en mécanismes de formation de micelles des huiles essentielles

March 6, 2022

Maîtrise en développement d’un biocapteur régénérable à base de la photocorrosion digitale Note: Ukrainian students are welcome (free French courses, etc.)

March 6, 2022