DocumentCode :
732527
Title :
Transportable dual-modulation Faraday rotation spectrometer for time-multiplexed nitric oxide isotope ratiometry
Author :
Zhang, Eric J. ; Huang, Stacey ; Silvernagel, Michael ; Wysocki, Gerard
Author_Institution :
Dept. of Electr. Eng., Princeton Univ., Princeton, NJ, USA
fYear :
2015
fDate :
10-15 May 2015
Firstpage :
1
Lastpage :
2
Abstract :
We present a transportable dual-modulation Faraday rotation spectrometer with minor isotope (15NO) detection sensitivity of 0.35 ppbv·Hz-12, corresponding to 1.4x the shot-noise limit. NO isotope line-switching is implemented for quasi-simultaneous time-multiplexed isotope measurements.
Keywords :
Faraday effect; gas sensors; magneto-optical devices; nitrogen compounds; optical modulation; optical noise; optical sensors; shot noise; spectrometers; NO; NO isotope line-switching; minor isotope detection sensitivity; quasisimultaneous time-multiplexed isotope measurements; shot-noise limit; time-multiplexed nitric oxide isotope ratiometry; transportable dual-modulation Faraday rotation spectrometer; Faraday effect; Frequency modulation; Isotopes; Optical amplifiers; Optimization; Real-time systems;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
Type :
conf
Filename :
7182959
Link To Document :
https://search.ricest.ac.ir/dl/search/defaultta.aspx?DTC=49&DC=732527
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