Title :
Cavity ring-down in a photonic bandgap fiber gas cell
Author :
Van Brakel, Adriaan ; Misas, Cesar Jauregui ; Ng, Trina T. ; Petropoulos, Periklis ; Dakin, John P. ; Grivas, Christos ; Petrovich, Marco N. ; Richardson, David J.
Author_Institution :
Optoelectron. Res. Centre, Southampton Univ., Southampton
Abstract :
Cavity ring-down spectroscopy is demonstrated in a spliced photonic bandgap fiber cell with fs-laser-machined side micro-channels. The increase in ring-down time observed when the cell is filled with acetylene provides quantitative information on gas concentration.
Keywords :
chemical variables measurement; fibre optic sensors; photonic band gap; spectrochemical analysis; acetylene; cavity ring-down spectroscopy; gas concentration; laser-machined side microchannel; photonic bandgap fiber gas cell; Absorption; Erbium-doped fiber lasers; Gas lasers; Optical attenuators; Optical pulse generation; Optical sensors; Photonic bandgap fibers; Ring lasers; Spectroscopy; Ultrafast optics; (060.2370) Fiber optics sensors; (300.1030) Absorption; (999.9999) Photonic bandgap fiber;
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
