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After a career devoted to the chemistry of certain types of solids belonging to the pyrochlore and fluorinated materials family, he began studying a new family of glasses, fluoride glasses. These compounds, based on zirconium fluoride, unknown until now, attract the attention of the optical telecommunications world because of their potential for ultra-transparency. Developed in the form of fibres, their wide optical window 0.4 to 7 micrometers (µm) gives hope for an area of very low optical losses estimated at 0.02 dB/km. These glasses contain rare earths as constituent elements. Doped fibres have thus been developed for the production of laser fibres or optical amplifiers. He then began to look for other glasses containing much heavier atoms based on tellurium. In collaboration with Zhang, he discovered TeX lenses (X= Cl, Br, I). These lenses transmit light up to 20 µm. It recurs with the development of halogen-free lenses in the Te/Ge/Ge/Ga system. The development of glasses, in particular their shaping into lenses by a novel moulding process, led to the creation in the laboratory of a company called Vertex, which became Umicore IRGlass. It is located near the campus. Optical fibres based on tellurium glass have been manufactured and have made it possible to produce infrared (IR) optical sensors based on the absorption of the evanescent wave. Many molecules and biomolecules have thus been analysed in situ leading to the creation of a Diafir company created to diagnose biological fluid by infra-red. Micro-structured fibers are also developed in the laboratory and led to the creation of SelenOptics.
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论文共 195 篇作者统计合作学者相似作者
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Encyclopedia of Glass Science, Technology, History, and Culturepp.721-733, (2021)
L.K. Cheng,W. L. Gielesen,X.H. Zhang,J. Lucas, J. Pereira do Carmo,C. Boussard-Plédel,Sebastien Maurugeon,B. Bureau,A.J. Faber
International Conference on Space Optics — ICSO 2008 (2017): 227-231
RARE EARTHS SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.123-139, (2015)
RARE EARTHS: SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.47-67, (2015)
RARE EARTHS SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.351-362, (2015)
RARE EARTHS: SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.15-29, (2015)
RARE EARTHS: SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.213-230, (2015)
RARE EARTHS: SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.333-350, (2015)
RARE EARTHS: SCIENCE, TECHNOLOGY, PRODUCTION AND USEpp.167-180, (2015)
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作者统计
#Papers: 195
#Citation: 6185
H-Index: 41
G-Index: 73
Sociability: 6
Diversity: 0
Activity: 0
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