Sébastien Francoeur
B.Ing. (Poly), M.Sc. (Texas Tech), Ph.D. (U. of Colorado - Boulder)
Full Professor
Department of Engineering Physics
Department of Engineering Physics
Areas of expertise
Spectroscopy Electronic materials and components Atomic and molecular studies Experimental methods and instrumentation Photonics Condensed matter physics Low temperature physics Semiconductors Optics Lasers Electronic properties of solids Surfaces, interfaces and thin films Semiconductors Optical properties Transport properties
Spectroscopy Electronic materials and components Atomic and molecular studies Experimental methods and instrumentation Photonics Condensed matter physics Low temperature physics Semiconductors Optics Lasers Electronic properties of solids Surfaces, interfaces and thin films Semiconductors Optical properties Transport properties
Primary sphere of excellence in research
Innovative Materials
Innovative Materials
Secondary sphere(s) of excellence in research
Information and Communication Technologies Industry of the Future and Digital Society
Information and Communication Technologies Industry of the Future and Digital Society
Research interests and affiliations
Research interests
-
Optical spectroscopy and properties of materials and nanostructures
-
Quantum optics and optical coherent control of matter quantum states
- Quantum light sources (single photons, entangled photons)
- Exciton and polariton physics
Affiliation(s)
- Director of Photonique Quantique Québec, Director
- Spectroscopy of materials and nanostructures Laboratory, Head
- Centre d’optique, photonique et laser (COPL), Researcher
- Thin Film Physics and Technology Research Group (GCM), Member
- Regroupement québécois sur les matériaux de pointe (RQMP), Member
Expertise type(s) (NSERC subjects)
- 2009 Semiconductors
- 2011 Optical materials
- 2515 Electronic materials and components
- 3108 Experimental methods and instrumentation
- 3112 Photonics
- 3300 CONDENSED MATTERPHYSICS
- 3403 Spectroscopy
- 3110 Optics (see also photon devices 2505)
- 3111 Lasers
- 3302 Electronic properties of solids
- 3303 Surfaces, interfaces and thin films
- 3304 Semiconductors
- 3306 Optical properties
- 3307 Transport properties
Current project(s)
- CRSNG (découverte, statégique)
- FRQNT
- Fondation canadienne pour l'innovation
Publications
Recent publications
Journal article
Journal article
Journal article
Dataset
Mukherjee, S., Zhang, S., Wajs, M., Spadaro, M. C., Gonzalez-Catala, M., Givan, U., Senz, S., Arbiol, J., Francoeur, S., Volz, S., & Moutanabbir, O. (2024). Thermal Conductivity in Biphasic Silicon Nanowires [Discussion or Letter]. Nano Letters.
Soltani, O., Francoeur, S., & Kanzari, M. (2023). Detecting cancerous human liver cells with high performances using photonic crystals. Physica B: Condensed Matter, 650, 414557 (7 pages).
Bergeron, A., Gradziel, C., Leonelli, R., & Francoeur, S. (2023). Probing hyperbolic and surface phonon-polaritons in 2D materials using Raman spectroscopy. Nature Communications, 14(1), 4098 (7 pages).
Bergeron, A., Gradziel, C., Leonelli, R., & Francoeur, S. (2023). Probing Hyperbolic and Surface Phonon-Polaritons in 2D Materials Using Raman Spectroscopy [Dataset]. 
See all publications (37)
Teaching
- PHS2111: Statistical physics
- PHS1903: Metrology
- PHS8230: Quantum optics
Supervision at Polytechnique
COMPLETED
-
Ph.D. Thesis (6)
- Phaneuf-L'Heureux, A.-L. (2022). Field-Induced Modulation of Single-Exciton Emission in ZnSe:Te₂ Under Resonant and Non Resonant Excitation [Ph.D. thesis, Polytechnique Montréal].
- Bergeron, A. (2020). Raman Scattering from Hyperbolic Phonon-Polaritons in 2D Materials [Ph.D. thesis, Polytechnique Montréal].
- Lavoie, P. (2018). Croissance et caractérisation de l'alliage GaAs1-xBix par épitaxie par jets moléculaires [Ph.D. thesis, École Polytechnique de Montréal].
- Éthier-Majcher, G. (2016). Contrôle optique de qubits liés à des centres isoélectroniques d'azote dans le GaAs [Ph.D. thesis, École Polytechnique de Montréal].
- St-Jean, P. (2016). Dynamics of Excitonic Complexes Bound to Isoelectronic Centers: Toward the Realization of Optically Addressable Qubits [Ph.D. thesis, École Polytechnique de Montréal].
- Monette, G. (2014). Effets magnéto-plasmoniques dans les milieux effectifs composés de métaux ferromagnétiques [Ph.D. thesis, École Polytechnique de Montréal].
- Phaneuf-L'Heureux, A.-L. (2022). Field-Induced Modulation of Single-Exciton Emission in ZnSe:Te₂ Under Resonant and Non Resonant Excitation [Ph.D. thesis, Polytechnique Montréal].
-
Master's Thesis (8)
- Gradziel, C. (2023). Raman Spectroscopy of Spatially Confined Phonon-Polaritons in GaSe Van Der Waals Crystals [Master's thesis, Polytechnique Montréal].
- Gendron-Paul, M. (2022). Magnéto-photoluminescence des alliages de GeSn : conception d'un montage et mesures préliminaires [Master's thesis, Polytechnique Montréal].
- Pont, M. (2020). Excitation résonante d'un centre isoélectronique de Te dans le ZnSe [Master's thesis, Polytechnique Montréal].
- Boisvert, D. (2018). Self Assembly and Polymerization of Melanin Building Blocks for Sustainable Electronics [Master's thesis, École Polytechnique de Montréal].
- Germain, J.-F. (2018). Effet de l'oxydation et du dopage sur les modes Raman de couches minces de phosphore noir [Master's thesis, École Polytechnique de Montréal].
- Ibrahim, J. (2017). Couplage du séléniure de gallium bidimensionnel à des cavités plasmoniques [Master's thesis, École Polytechnique de Montréal].
- Desjardins-Carrière, M. (2011). Identification des parois des nanotubes de carbon à double-parois par spectroscopie Raman [Master's thesis, École Polytechnique de Montréal].
- Ouellet-Plamondon, C. (2010). Magnétophotoluminescence de dyades d'azote uniques dans le GaAs [Master's thesis, École Polytechnique de Montréal].
- Gradziel, C. (2023). Raman Spectroscopy of Spatially Confined Phonon-Polaritons in GaSe Van Der Waals Crystals [Master's thesis, Polytechnique Montréal].
News about Sébastien Francoeur
NEWS
|
October 5, 2022
An international multidisciplinary consortium led by Polytechnique Montréal Professor Denis Seletskiy receives more than $1.91 million in support from NSERC for its quantum sensing project |
Read
NEWS
|
July 12, 2022
Quantum Photonics Quebec: over $377,000 awarded to three projects Polytechnique-led that advance innovation in quantum photonics |
Read
Press review about Sébastien Francoeur

April 25, 2024,
ICI Info,
Des tests pour déceler des intolérances alimentaires, ça fonctionne? | La facture
Sébastien Francoeur, professeur au Département de génie physique, explique la terminologie quantique au regard d'une entreprise qui propose des tests pour mesurer des intolérances grâce à des "machines" quantiques (à 3min.).

June 2, 2019,
Radio-Canada,
Quand le kilogramme ne fait plus le poids
Olympiades du SI : Sébastien Francoeur, professeur titulaire au Département de génie physique de Polytechnique Montréal a gagné deux des sept épreuves.

June 14, 2015,
ICI Radio-Canada Première,
Les années lumière.
Le Graal des matériaux - Le phosphore noir est un conducteur qui pourrait révolutionner l'industrie des hautes technologies. Des chercheurs de Montréal sont parvenus à éviter la dégradation du phosphore noir, qui est de nature très instable, dans des conditions ambiantes. Propos du Pr Sébastien Francoeur.
Other mentions:
Nanotechnology Now