Dr. Francois Chenard Profile

Dr. Francois Chenard

President & CTO at IRflex Corporation

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Author

Publications (11)

Proceedings Article | 12 March 2024 Presentation + Paper

CO2 laser additive manufacturing of multilayer heterogeneous transparent films using TiO2 and SiO2 nanoparticles

Yahya Bougdid, Gunjan Kulkarni, Francois Chenard, Chandraika Sugrim, Ranganathan Kumar, Aravinda Kar

Proceedings Volume 12876, 128760J (2024) https://doi.org/10.1117/12.3003116

KEYWORDS: Sintering, Reflectivity, Film thickness, Absorption, Refractive index, Transmittance, Laser processing, Silica, Nanoparticles, Titanium dioxide

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Proceedings Article | 17 March 2023 Presentation + Paper

Transmittance of TiO2 Nanoparticle-based Films Deposited by CO2 Laser Heating

Yahya Bougdid, Francois Chenard, John Sugrim, Ranganathan Kumar, Aravinda Kar

Proceedings Volume 12412, 1241209 (2023) https://doi.org/10.1117/12.2647981

KEYWORDS: Sintering, Nanoparticles, Gas lasers, Laser sintering, Laser processing, Titanium dioxide, Carbon monoxide, Transmittance, Laser applications, Film thickness

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Proceedings Article | 4 March 2022 Presentation + Paper

Mid-infrared chalcogenide polarization-maintaining single-mode fiber

Francois Chenard, Oseas Alvarez, Erik Schartner, Heike Ebendorff-Heidepriem

Proceedings Volume 11997, 119970H (2022) https://doi.org/10.1117/12.2607497

KEYWORDS: Birefringence, Mid-IR, Polarization, Prototyping, Chalcogenides, Chalcogenide glass, Single mode fibers, Optical simulations, Glasses, Solids

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Proceedings Article | 21 February 2020 Paper

Novel hollow-core chalcogenide fiber with anti-resonant arches for high-power infrared laser transmission

Francois Chenard, Oseas Alvarez, Andrew Buff

Proceedings Volume 11261, 112610W (2020) https://doi.org/10.1117/12.2543763

KEYWORDS: Glasses, Chalcogenides, Chalcogenide glass, Infrared radiation, Carbon monoxide, Structured optical fibers, Fiber optics, Hollow waveguides, Optical fibers

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Proceedings Article | 8 May 2018 Paper

Chalcogenide molded freeform optics for QCL

Francois Chenard, Oseas Alvarez, Andrew Buff, Allen Yi

Proceedings Volume 10627, 106270R (2018) https://doi.org/10.1117/12.2303906

KEYWORDS: Collimation, Quantum cascade lasers, Chalcogenides, Chalcogenide glass, Glass molding, Freeform optics, Mid-IR, Monochromatic aberrations, Selenium, Glasses

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Proceedings Article | 13 February 2018 Presentation + Paper

Mid-infrared chalcogenide fiber devices for medical applications

Francois Chenard, Oseas Alvarez, Andrew Buff

Proceedings Volume 10488, 104880S (2018) https://doi.org/10.1117/12.2287860

KEYWORDS: Chalcogenides, Mid-IR, Glasses, Fiber lasers, Chalcogenide glass, Reflectance spectroscopy, Polishing, Reflection, Antireflective coatings, Coating

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Proceedings Article | 11 May 2017 Paper

Mid-infrared imaging fiber bundle

Francois Chenard, Oseas Alvarez, Dan Gibson, L. Brandon Shaw, Jas Sanghera

Proceedings Volume 10181, 101810V (2017) https://doi.org/10.1117/12.2269076

KEYWORDS: Chalcogenide glass, Cladding, Mid-IR, Thermography, Chalcogenides, Infrared imaging, Infrared radiation, Coherence imaging, Infrared cameras, Cameras, Defense technologies, Glasses

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Proceedings Article | 11 May 2017 Paper

Chalcogenide molded freeform optics for mid-infrared lasers

Francois Chenard, Oseas Alvarez, Allen Yi

Proceedings Volume 10181, 101810U (2017) https://doi.org/10.1117/12.2269075

KEYWORDS: Glasses, Collimation, Quantum cascade lasers, Selenium, Chalcogenides, Chalcogenide glass, Freeform optics, Semiconductor lasers, Precision glass molding, Mid-IR

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Proceedings Article | 5 March 2015 Paper

MIR chalcogenide fiber and devices

Francois Chenard, Oseas Alvarez, Hassan Moawad

Proceedings Volume 9317, 93170B (2015) https://doi.org/10.1117/12.2085056

KEYWORDS: Glasses, Failure analysis, Chalcogenides, Chalcogenide glass, Fiber lasers, Coating, Particles, Single mode fibers, Mid-IR, Continuous wave operation

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Proceedings Article | 8 May 2010 Paper

Chalcogenide fiber for mid-infrared transmission and generation of laser source

Francois Chenard, Robinson Kuis

Proceedings Volume 7693, 769308 (2010) https://doi.org/10.1117/12.852734

KEYWORDS: Mid-IR, Chalcogenide glass, Chalcogenides, Fiber lasers, Absorption, Glasses, Dispersion, Silica, Phonons, Ions

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Proceedings Article | 19 May 2005 Paper

Infrared fibers for defense against MANPAD systems

J. Sanghera, L. Busse, I. Aggarwal, F. Chenard

Proceedings Volume 5781, (2005) https://doi.org/10.1117/12.602564

KEYWORDS: Optical fibers, Missiles, Head, Infrared radiation, Chalcogenide glass, Defense systems, Infrared imaging, Defense and security, Glasses, Mid-IR

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Showing 5 of 11 publications

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