Trace NO2 detection based on differential cavity ringdown spectroscopy using a dual wavelength passively locked external cavity diode laser

Author

Sato, Jun-ichi ; Yamauchi, Ken ; Nemoto, Kana ; Endo, Masamori ; Yamaguchi, Shigeru ; Nanri, Kenzo ; Fujioka, Tomoo

Author_Institution

Dept. of Phys., Tokai Univ., Hiratsuka

fYear

2006

fDate

21-26 May 2006

Firstpage

1

Lastpage

2

Abstract

We successfully demonstrated NO₂ detection based on differential absorption cavity ringdown spectroscopy using a dual wavelength passively locked external cavity diode laser. Selective trace NO₂ detection was achieved in a 2 ml compact ringdown cell.

Keywords

gas sensors; laser cavity resonators; laser mode locking; optical sensors; remote sensing by laser beam; semiconductor lasers; spectrochemical analysis; visible spectroscopy; differential cavity ringdown spectroscopy; dual wavelength laser; external cavity diode laser; passively locked laser; ringdown cell; trace NO₂ detection; Absorption; Diode lasers; Mirrors; Optical coupling; Optical sensors; Quantum cascade lasers; Reflectivity; Ring lasers; Signal generators; Spectroscopy; (130.6010) Sensors; (300.1030) Absorption;

fLanguage

English

Publisher

ieee

Conference_Titel

Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on

Conference_Location

Long Beach, CA

Print_ISBN

978-1-55752-813-1

Electronic_ISBN

978-1-55752-813-1

Type

conf

DOI

10.1109/CLEO.2006.4627967

Filename

4627967