Prof. Luc Thévenaz Profile

KEYWORDS: Humidity, Sensors, Coating, Fiber coatings, Temperature metrology, Spatial resolution, Fiber optics sensors, Silicon, Reflectometry, Magnetic sensors

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Proceedings Article | 28 August 2019 Paper

Short spatial resolutions retrieval from a long pulse BOTDA trace

Sheng Wang, Zhisheng Yang, Simon Zaslawski, Luc Thévenaz

Proceedings Volume 11199, 111992B (2019) https://doi.org/10.1117/12.2540927

KEYWORDS: Spatial resolution, Convolution, Signal to noise ratio, Fiber optics, Fiber optics sensors, Scattering

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Proceedings Article | 28 August 2019 Paper

Optimizing the signal-to-noise ratio for direct-detection BOTDA

Sheng Wang, Zhisheng Yang, Marcelo Soto, Luc Thévenaz

Proceedings Volume 11199, 111992C (2019) https://doi.org/10.1117/12.2540930

KEYWORDS: Signal to noise ratio, Optical amplifiers, Signal detection, Spatial resolution, Digital filtering, Scattering, Sensors, Fiber optics sensors

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Proceedings Article | 28 August 2019 Paper

Performance analysis of the differential pulse-width pair Brillouin optical time domain analysis using the log normalized and linearly normalized gain

H. D. Bhatta, S. Zaslawski, Z. Yang, M. Tur, L. Thévenaz

Proceedings Volume 11199, 111992J (2019) https://doi.org/10.1117/12.2541352

KEYWORDS: Spatial resolution, Signal to noise ratio, Temperature metrology, Polarization, Single mode fibers, Electrical engineering, Structural health monitoring, Diodes, Fiber Bragg gratings, Fiber optics sensors

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Proceedings Article | 28 August 2019 Paper

Large stimulated Brillouin scattering amplification in gases

Fan Yang, Flavien Gyger, Luc Thévenaz

Proceedings Volume 11199, 1119933 (2019) https://doi.org/10.1117/12.2540660

KEYWORDS: Photonic crystal fibers, Specialty optical fibers, Nonlinear optics, Light scattering, Gas lasers, Gases, Scattering, Acoustics, Optical fibers, Laser scattering

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Proceedings Article | 21 November 2017 Open Access

Frequency-stabilised laser reference system for trace-gas sensing applications from space

Renaud Matthey, Christoph Affolderbach, Gaetano Mileti, Stéphane Schilt, Daniela Werner, Sanghoon Chin, Laura Abrardi, Luc Thévenaz

Proceedings Volume 10567, 105671G (2017) https://doi.org/10.1117/12.2308099

KEYWORDS: Absorption, Laser stabilization, Modulation, Signal detection, Sensing systems, Oscillators, Semiconductor lasers, Laser systems engineering, Laser applications, Optical amplifiers

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Proceedings Article | 5 October 2017 Paper

Brillouin scattering effect in the multicore optical fiber applied to fiber optic shape sensing

Anna Pytel, Agnieszka Kołakowska, Michalina Jóźwik, Łukasz Szostkiewicz, Zhisheng Yang, Barbara Wajnchold, Michał Murawski, Marek Napierała, Luc Thévenaz, Paweł Mergo, Tomasz Nasiłowski

Proceedings Volume 10435, 104350N (2017) https://doi.org/10.1117/12.2279528

KEYWORDS: Optical fibers, Scattering, Optical sensing, Fiber Bragg gratings, Fiber optics, Sensors, Fiber optics sensors, Shape analysis

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Proceedings Article | 25 September 2017 Open Access

First investigation of an all-fiber versatile laser frequency reference at 2 µm for CO2 lidar applications

S. Schilt, K. Hey Tow, R. Matthey, M. Petersen, L. Thévenaz, T. Südmeyer

Proceedings Volume 10562, 105620I (2017) https://doi.org/10.1117/12.2296203

KEYWORDS: Carbon monoxide, Optical fibers, Laser stabilization, Modulation, Gas lasers, Absorption, Signal detection, Astronomical imaging, Laser applications, Carbon dioxide lasers

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