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Published in 2019 at "Applied Physics Letters"
DOI: 10.1063/1.5053599
Abstract: We demonstrate a monolithic waveguide sensor integrated with a detector on-chip for mid-infrared absorption spectroscopic sensing. The optical sensing element comprises a chalcogenide glass spiral waveguide, and the detector is a PbTe photoconductor integrated directly…
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Keywords:
chip mid;
integrated detector;
waveguide;
methane gas ... See more keywords