Title :
Hollow waveguide as an online microliter spectroscopy sensor for gas chromatography
Author :
Deev, Andrei ; Wu, Sheng ; Tang, Yongchun
Author_Institution :
PEER Center, Caltech, Covina, CA
Abstract :
Quantum cascade laser is coupled into Hollow Waveguide as an inline sensor after GC separation. We show the sensor has high ppbV sensitivity for carbon and other species, yet maintaining the GC peaks.
Keywords :
chemical sensors; chromatography; isotope detection; measurement by laser beam; optical sensors; optical waveguides; quantum cascade lasers; carbon isotope detection; gas chromatography; hollow waveguide; hydrocarbon compounds; infrared sensors; online microliter spectroscopy sensor; quantum cascade laser; Chemical sensors; Gas chromatography; Gas detectors; Hollow waveguides; Infrared detectors; Infrared sensors; Optical coupling; Optical waveguides; Quantum cascade lasers; Spectroscopy; 300.1030; 300.6260;
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
