DocumentCode :
3001189
Title :
Isotopic Ratio Measurements of Atmospheric Carbon Dioxide Using a 4.3 μm Pulsed Quantum Cascade Laser
Author :
Nelson, David D. ; McManus, J. Barry ; Zahniser, Mark S.
Author_Institution :
Aerodyne Res. Inc., Billerica
fYear :
2007
fDate :
6-11 May 2007
Firstpage :
1
Lastpage :
2
Abstract :
We report CO2 isotopic ratios (13C, 18O) measured in air using a pulsed quantum cascade laser at 2310 cm-1. Performance is improved by analyzing the deviations between the sample spectra and simultaneously acquired reference spectra.
Keywords :
air pollution measurement; atmospheric techniques; carbon compounds; infrared spectroscopy; measurement by laser beam; quantum cascade lasers; CO2; atmospheric carbon dioxide; carbon dioxide isotopic ratios; isotopic ratio measurements; pulsed QC laser spectrometer; pulsed quantum cascade laser; signal averaging; spectral ratio approach; wavelength 4.3 mum; Atmospheric measurements; Carbon dioxide; Electromagnetic wave absorption; Gas lasers; Laser modes; Optical pulses; Optical sensors; Pollution measurement; Pulse measurements; Quantum cascade lasers;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Lasers and Electro-Optics, 2007. CLEO 2007. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-834-6
Type :
conf
DOI :
10.1109/CLEO.2007.4452377
Filename :
4452377
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=3001189
بازگشت