DocumentCode
2236623
Title
On-chip gas detection in silicon optical microcavities
Author
Robinson, Jacob T. ; Chen, Long ; Lipson, Michal
Author_Institution
Sch. of Electr. & Comput. Eng., Cornell Univ., Ithaca, NY
fYear
2008
fDate
4-9 May 2008
Firstpage
1
Lastpage
2
Abstract
We detect acetylene gas on a silicon chip using photonic microcavities and a chip-scale gas cell. We measure refractive index differences as small as 10-4 between air and acetylene at varying pressures in the near-IR.
Keywords
gas sensors; microcavities; refractive index; silicon; acetylene gas; chip-scale gas cell; on-chip gas detection; photonic microcavities; refractive index; silicon optical microcavities; Microcavities; Optical detectors; Optical refraction; Optical resonators; Optical sensors; Optical variables control; Optical waveguides; Resonance; Silicon; Wavelength measurement; (130.6010) Sensors; (230.5750) Resonators; (280.4788) Optical sensing and sensors;
fLanguage
English
Publisher
iet
Conference_Titel
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location
San Jose, CA
Print_ISBN
978-1-55752-859-9
Type
conf
Filename
4571473
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