Direct-laser-written integrated mid-IR directional couplers in a BGG glass
LE CAMUS, Arthur
Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
PETIT, Yannick
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
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Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
LE CAMUS, Arthur
Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
PETIT, Yannick
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Chimie de la Matière Condensée de Bordeaux [ICMCB]
BELLEC, Matthieu
Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Physique de Nice [INPHYNI]
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Centre d'Optique, Photonique et Laser [COPL]
Centre d'Etudes Lasers Intenses et Applications [CELIA]
Institut de Physique de Nice [INPHYNI]
Langue
en
Article de revue
Ce document a été publié dans
Optics Express. 2021, vol. 29, n° 6, p. 8531-8541
Optical Society of America - OSA Publishing
Résumé en anglais
The development of coherent sources and other optical components for the mid-infrared has been hampered by the lack of sturdy materials that can withstand high power radiation or exposition to harsh environment. BGG glasses ...Lire la suite >
The development of coherent sources and other optical components for the mid-infrared has been hampered by the lack of sturdy materials that can withstand high power radiation or exposition to harsh environment. BGG glasses are robust materials transmitting over the 2.5–5 μm region. We report here the direct femtosecond laser fabrication of efficient directional couplers integrated in a BGG glass chip. The photonic components are characterized from 2.1 to 4.2 μm and compared to similar structures inscribed in silica glass samples. At 2.85 μm, a 99% relative cross transmission is reported in BGG glass. The experimental measurements are in good agreement with the coupled mode theory for wavelengths up to 3.5 μm.< Réduire
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