Recent Achievements in Development of Chalcogenide Optical Fibers for Mid-IR Sensing

Autor: Vladimir S. Shiryaev, Alexander P. Velmuzhov, Tatiana V. Kotereva, Elizaveta A. Tyurina, Maksim V. Sukhanov, Ella V. Karaksina
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Fibers, Vol 11, Iss 6, p 54 (2023)
Druh dokumentu: article
ISSN: 2079-6439
DOI: 10.3390/fib11060054
Popis: Recent results of research of passive and active optical waveguides made of high-purity chalcogenide glasses for middle infrared fiberoptic evanescent wave spectroscopy of liquid and gaseous substances are presented. On the basis of selenide and telluride glass fibers, novel types of highly sensitive fiber probes are developed. On the basis of Pr(3+)- and Tb(3+)-doped Ga(In)-Ge-As-Se and Ga-Ge-Sb-Se glass fibers, the 4.2–6 μm wavelength radiation sources are created for all-fiber sensor systems. Successful testing of chalcogenide glass fiber sensors for the analysis of some liquid and gaseous mixtures was carried out.
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