Title :
Sensitivity limits for near- infrared gas sensing with suspended-core PCFs directly coupled with VCSELs
Author :
Chen, J. ; Hangauer, A. ; Strzoda, R. ; Euser, T.G. ; Chen, J.S.Y. ; Scharrer, M. ; Russell, P. St J ; Amann, M.-C.
Author_Institution :
Corp. Res. & Technol., Siemens AG, München, Germany
Abstract :
We demonstrate direct-coupling of vertical-cavity surface-emitting lasers to suspended-core PCFs and present characterization of this gas sensor. The spectral background and power-overlap from 763-2004 nm are measured to determine the quantitative detection sensitivity.
Keywords :
fibre optic sensors; gas sensors; holey fibres; measurement by laser beam; photonic crystals; surface emitting lasers; VCSEL; nearinfrared gas sensing; quantitative detection sensitivity; sensitivity limit; suspended core PCF; vertical cavity surface emitting laser; wavelength 763 nm to 2004 nm; Absorption; Fiber lasers; Gas detectors; Gas lasers; Optical fiber sensors; Optical surface waves; Solids; Surface emitting lasers; Vertical cavity surface emitting lasers; Wavelength measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
