DocumentCode :
689417
Title :
Multi-wavelength QCL based MIR spectroscopy for fluids and gases
Author :
Jouy, P. ; Bonetti, Y. ; Hans, K. ; Gianella, M. ; Sigrist, M. ; Mangold, M. ; Tuzson, B. ; Emmenegger, L. ; Wagli, P. ; Homsy, A. ; Chang, Yao-Chung ; di Francesco, J. ; Hvozdara, L. ; Herzig, H.-P. ; Looser, H. ; Hofstetter, D. ; Faist, J.
Author_Institution :
Inst. for Quantum Electron., ETH Zurich, Zürich, Switzerland
fYear :
2013
fDate :
9-14 June 2013
Firstpage :
1
Lastpage :
2
Abstract :
We demonstrate multi-color DFB QCLs with separated electrical pumping for independent single-mode emission of several wavelengths from the same ridge. This will be implemented in our mid-infrared spectroscopy sensors for gases (CO2) and liquids (cocaine).
Keywords :
carbon compounds; distributed feedback lasers; gas sensors; infrared spectroscopy; optical sensors; quantum cascade lasers; remote sensing by laser beam; spectrochemical analysis; CO2; MIR spectroscopy; cocaine; distributed feedback laser; fluids; gases; independent single-mode emission; liquids; mid-infrared spectroscopy sensors; multicolor DFB QCL; multiwavelength QCL; quantum cascade lasers; separated electrical pumping; Optical filters; Optical pumping; Optical reflection; Optical surface waves; Optical waveguides; Quantum cascade lasers; Spectroscopy;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
Type :
conf
Filename :
6833801
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=689417
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