Dr. François Courvoisier Profile

Dr. François Courvoisier

Research Director at FEMTO-ST

SPIE Involvement:

Conference Program Committee | Conference Chair | Author

Websites:

Personal Website

Publications (20)

Proceedings Article | 20 June 2024 Presentation

Modeling ionization dynamics during Bessel beam propagation with a Particle-In-Cell code

Pierre-Jean Charpin, Remo Giust, François Courvoisier

Proceedings Volume PC13005, PC130050I (2024) https://doi.org/10.1117/12.3017559

KEYWORDS: Plasma, Ionization, Modeling, Bessel beams, Laser beam propagation, Pulsed laser operation, Laser cutting, Numerical simulations, Dielectrics, Computer simulations

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Proceedings Article | 20 June 2024 Presentation

High aspect ratio nanopillars in single shot from femtosecond higher-order Bessel beams

Valeria Belloni, Mostafa Hassan, Luca Furfaro, Lilian Franchois, Remo Giust, François Courvoisier

Proceedings Volume PC13005, PC130050Q (2024) https://doi.org/10.1117/12.3017551

KEYWORDS: Bessel beams, Femtosecond phenomena, Ultrafast phenomena, Ultrafast lasers, Solids, Sapphire, Laser-matter interactions, Laser nanostructuring, Transmission electron microscopy, Polarization

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Proceedings Article | 17 June 2024 Presentation + Paper

Optical software-assisted design and optimization of Bessel beam systems for applications to laser materials processing

L. Froehly, M. Hassan, V. Belloni, R. Meyer, L. Furfaro, R. Giust, F. Courvoisier

Proceedings Volume 13019, 1301919 (2024) https://doi.org/10.1117/12.3016458

KEYWORDS: Bessel beams, Axicons, Design, Optical simulations, Laser processing, Imaging systems, Optical design, Zemax, Reflection, Optical design software

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Proceedings Article | 13 March 2024 Presentation

Vertically standing nano-pillars by ultrafast first-order Bessel beam

Valeria Belloni, Mostafa Hassan, Anne-Magali Seydoux-Guillaume, Sergio Sao-Joao, Luca Furfaro, Remo Giust, Francois Courvoisier

Proceedings Volume PC12872, PC1287202 (2024) https://doi.org/10.1117/12.3000862

KEYWORDS: Bessel beams, Ultrafast phenomena, Ultrafast lasers, Solids, Sapphire, Transmission electron microscopy, Process modeling, Laser processing, Laser nanostructuring, Laser irradiation

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Proceedings Article | 17 March 2023 Presentation

Generation of micro-pillars by ultrafast first-order Bessel beam

Valeria Viviana Belloni, Mostafa Hassan, Luc Froehly, Luca Furfaro, Cyril Billet, Remo Giust, Francois Courvoisier

Proceedings Volume PC12411, PC124110E (2023) https://doi.org/10.1117/12.2650125

KEYWORDS: Bessel beams, Ultrafast phenomena, Sapphire, Solids, Glasses, Femtosecond phenomena, Etching

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Proceedings Article | 17 March 2023 Presentation

Ultrafast laser ablation in the GHz regime with a flexible repetition rate source

Hugo Delahaye, Valeria Belloni, Maxime Pinaud, Luca Furfaro, Lilia Pontagnier, Giorgio Santarelli, Eric Cormier, François Courvoisier

Proceedings Volume 12409, 124090Z (2023) https://doi.org/10.1117/12.2650549

KEYWORDS: Ultrafast lasers, Laser ablation, Laser sources, Ultrafast phenomena, Scanning electron microscopy, Laser processing, Laser applications

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Proceedings Article | 30 May 2022 Presentation

Polarization shaping of a femtosecond Bessel beam to control birefringence writing in silica

Mostafa Hassan, Jiafeng Lu, Benjamin Sapaly, Matthieu Lancry, Francois Courvoisier

Proceedings Volume PC12142, PC1214209 (2022) https://doi.org/10.1117/12.2621463

KEYWORDS: Birefringence, Bessel beams, Femtosecond phenomena, Silica, Polarization, Beam controllers, Nanostructures, Wave plates, Wave propagation, Quantum information

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Proceedings Article | 30 May 2022 Poster

Ultrafast laser generation of overcritical, nanoplasmas inside dielectrics

Mostafa Hassan, Kazem Ardaneh, Rémi Meyer, Remo Giust, Xie Chen, Benoit Morel, Ismail Ouadghiri-Idrissi, Luca Furfaro, Luc Froehly, Arnaud Couairon, Guy Bonnaud, Francois Courvoisier

Proceedings Volume PC12132, PC121320K (2022) https://doi.org/10.1117/12.2621444

KEYWORDS: Plasma, Ultrafast lasers, Dielectrics, Plasma generation, Solids, Absorption, Ultraviolet sources, Ultrafast phenomena, Temperature metrology, Solid state physics

Proceedings Article | 1 April 2022 Presentation

Polarization-shaped Bessel beam

Mostafa Hassan, Benjamin Sapaly, Matthieu Lancry, François Courvoisier

Proceedings Volume PC11987, PC119870K (2022) https://doi.org/10.1117/12.2609445

KEYWORDS: Bessel beams, Polarization, Photonics, Wave propagation, Wave plates, Ultrafast lasers, Silica, Optical tweezers, Optical microscopy, Nonlinear optics

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Proceedings Article | 1 April 2022 Presentation

Extremely high angle Bessel beam shaper

Valeria Belloni, Luc Froehly, Luca Furfaro, Cyril Billet, François Courvoisier

Proceedings Volume PC11987, PC119870N (2022) https://doi.org/10.1117/12.2609432

KEYWORDS: Bessel beams, Ultrafast phenomena, Photonics, Optical tweezers, Objectives, Nonlinear optics, Nanostructures, Microscopes, Manufacturing, Lenses

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Proceedings Article | 8 March 2021 Presentation

Micrometric Kerr transient grating for in-situ ultrashort probe diagnostic

Chen Xie, Remi Meyer, Luc Froehly, Remo Giust, François Courvoisier

Proceedings Volume 11676, 116760Z (2021) https://doi.org/10.1117/12.2578788

KEYWORDS: Diagnostics, Ultrafast imaging, Ultraviolet radiation, Ultrafast phenomena, UV optics, Signal to noise ratio, Sapphire, Polarization, Optical components, Dispersion

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Proceedings Article | 4 March 2019 Presentation

High aspect ratio nanochannel drilling in glass by femtosecond laser pulse of high cone angle, high quality Bessel-Gauss beam (Conference Presentation)

Jesús Del Hoyo, Pauline Boucher, Cyril Billet, Olivier Pinel, Guillaume Labroille, François Courvoisier

Proceedings Volume 10906, 1090605 (2019) https://doi.org/10.1117/12.2511295

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Proceedings Article | 28 April 2017 Presentation

Arbitrary shaping of non-diffracting beams for filamentation and ultrafast laser materials processing (Conference Presentation)

François Courvoisier, Ismail Ouadghir-Idrissi, Remi Meyer, Remo Giust, Luc Froehly, Maxime Jacquot, John Dudley

Proceedings Volume 10120, 101200I (2017) https://doi.org/10.1117/12.2252784

KEYWORDS: Light-matter interactions, Laser processing, Nondiffracting beams, Bessel beams, Ultrafast lasers, Materials processing, Beam controllers, Process control, Wave propagation interference, Laser beam propagation

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Proceedings Article | 15 March 2013 Paper

Ultrashort laser pulse filamentation with Airy and Bessel beams

A. Couairon, A. Lotti, P. Panagiotopoulos, D. Abdollahpour, D. Faccio, D. Papazoglou, S. Tzortzakis, F. Courvoisier, J. Dudley

Proceedings Volume 8770, 87701E (2013) https://doi.org/10.1117/12.2014198

KEYWORDS: Bessel beams, Absorption, Beam propagation method, Axicons, Gaussian beams, Plasma, Beam shaping, Ultrafast phenomena, Plasma generation, Laser beam propagation

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Proceedings Article | 21 February 2011 Paper

High aspect ratio taper-free micro and nano-channel fabrication in glass with ultrafast nondiffracting Bessel beams

F. Courvoisier, M. Bhuyan, M. Jacquot, P. Lacourt, R. Salut, L. Furfaro, John Dudley

Proceedings Volume 7921, 79210K (2011) https://doi.org/10.1117/12.875409

KEYWORDS: Bessel beams, Glasses, Gaussian beams, Plasma, Nanolithography, Femtosecond phenomena, Ultrafast phenomena, Dielectrics, Laser beam propagation, Physical phenomena

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Proceedings Article | 5 June 2010 Paper

Generation of ultrafast Bessel micro-beams and applications to laser surface nanoprocessing

F. Courvoisier, M. Jacquot, P.-A. Lacourt, M. Bhuyan, L. Furfaro, R. Ferrière, J. Dudley

Proceedings Volume 7728, 77281W (2010) https://doi.org/10.1117/12.854778

KEYWORDS: Bessel beams, Nanoprocess, Nondiffracting beams, Laser ablation, Ultrafast phenomena, Nonlinear optics, Laser beam propagation, Spatial light modulators, Objectives, Microscopes

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Proceedings Article | 5 June 2010 Paper

Ultrafast Bessel beams for high aspect ratio taper free micromachining of glass

M. Bhuyan, F. Courvoisier, P.-A. Lacourt, M. Jacquot, L. Furfaro, M. Withford, J. Dudley

Proceedings Volume 7728, 77281V (2010) https://doi.org/10.1117/12.854767

KEYWORDS: Bessel beams, Glasses, Femtosecond phenomena, Laser ablation, Micromachining, Ultrafast phenomena, Ultrafast lasers, Plasma, Laser processing, Photonics

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Proceedings Article | 20 February 2007 Paper

Control and compression of extreme spectrally-broadened pulses in highly nonlinear fiber

B. Kibler, R. Fischer, P.-A. Lacourt, F. Courvoisier, R. Ferrière, C. Billet, D. Neshev, J. Dudley

Proceedings Volume 6453, 64530W (2007) https://doi.org/10.1117/12.707558

KEYWORDS: Solitons, Dispersion, Optical amplifiers, Fiber amplifiers, Optical fibers, Raman scattering, Supercontinuum generation, Ultrafast phenomena, Picosecond phenomena, Nonlinear optics

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Proceedings Article | 29 September 2006 Paper

Femtosecond pump-repump depletion to sort biological particles from background urban particles

V. Boutou, L. Guyon, C. Bonnet, M. Roth, H. Rabitz, F. Courvoisier, J.-P. Wolf

Proceedings Volume 6400, 64000N (2006) https://doi.org/10.1117/12.689758

KEYWORDS: Luminescence, Absorption, Atmospheric particles, Microorganisms, Particles, Bacteria, Ionization, Femtosecond phenomena, Molecules, Aerosols

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Proceedings Article | 24 April 2001 Paper

Evanescent and refractive side-coupled high-Q resonances of noncircular 2D micropillars

Andrew Poon, Francois Courvoisier, Richard Chang

Proceedings Volume 4270, (2001) https://doi.org/10.1117/12.424664

KEYWORDS: Scattering, Optical filters, Gaussian beams, Laser scattering, Electronic filtering, Waveguides, Optical microcavities, Silica, Geometrical optics, Optical fibers

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