Title :
Trace gas detection with frequency comb Fourier transform spectroscopy
Author :
Bernhardt, Birgitta ; Ozawa, Akira ; Jacquet, Patrick ; Jacquey, Marion ; Kobayashi, Yohei ; Udem, Thomas ; Holzwarth, Ronald ; Guelachvili, Guy ; Hänsch, Theodor W. ; Picqué, Nathalie
Author_Institution :
Max Planck Inst. fur Quantenopt., Garching, Germany
Abstract :
Dual-comb Fourier transform spectroscopy with cavity enhancement holds much promise for trace gas sensing. Broadband high resolution spectra of ammonia around 1.0 µm are recorded within 18 µs and a noise-equivalent-absorption of 1 10−10 cm−1Hz−½.
Keywords :
Absorption; Fourier transforms; Frequency; Gas lasers; Optical interferometry; Optical recording; Optical sensors; Resonance; Spectroscopy; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2