Dr. Alexandre Delga Profile

Dr. Alexandre Delga

at III-V Lab

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Author

Publications (4)

Proceedings Article | 9 March 2022 Presentation

Quantum cascade detectors: A 9-µm device optimized for low-attenuation free-space optical communication

Georg Marschick, Mauro David, Alexandre Delga, Nikola Opacak, Benedikt Schwarz, Mathurin Lagree, Thomas Poletti, Axel Evirgen, Bruno Gerard, Gottfried Strasser, Borislav Hinkov

Proceedings Volume PC12021, PC120210K (2022) https://doi.org/10.1117/12.2609902

KEYWORDS: Sensors, Quantum communications, Free space optical communications, Quantum cascade lasers, Long wavelength infrared, Telecommunications, Ranging, Quantum chromodynamics, Neodymium, Modulation

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Proceedings Article | 4 March 2019 Presentation + Paper

Si-rich nitride waveguides for the formation of back-end-of-line interfaces with III-V optical sources on silicon

D. Ketzaki, D. Chatzitheocharis, C. Calò, C. Caillaud , A. Delga, K. Vyrsokinos

Proceedings Volume 10921, 1092114 (2019) https://doi.org/10.1117/12.2509261

KEYWORDS: Waveguides, Silicon, Interfaces, Refractive index, Photonic integrated circuits, Semiconducting wafers, Hydrogen, Modes of laser operation, Plasma enhanced chemical vapor deposition, Laser sources

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Proceedings Article | 1 February 2019 Paper

Free-space optical communications with quantum cascade lasers

Alexandre Delga, Luc Leviandier

Proceedings Volume 10926, 1092617 (2019) https://doi.org/10.1117/12.2515651

KEYWORDS: Quantum cascade lasers, Free space optics, Atmospheric propagation, Turbulence, Modulation, Mid-IR, Atmospheric optics, Signal attenuation, Multiplexing, Wave propagation

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Proceedings Article | 21 January 2012 Paper

Reduction of noise in very long wave infrared quantum cascade detectors

A. Delga, L. Doyennette, M. Carras, V. Trinité, A. Nedelcu, V. Berger

Proceedings Volume 8268, 826835 (2012) https://doi.org/10.1117/12.914558

KEYWORDS: Sensors, Quantum well infrared photodetectors, Infrared detectors, Infrared radiation, Quantum wells, Quantum chromodynamics, Long wavelength infrared, Infrared sensors, Signal to noise ratio, Infrared technology

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