Sensitivity enhancement of off-axis ICOS using wavelength modulation

Year: 2012

Authors: Malara P., Witinski M.F., Capasso F., Anderson J.C., De Natale P.

Autors Affiliation: School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA;
Eos Photonics, Inc., Cambridge, MA 02142, USA;
Consiglio Nazionale delle Ricerche – Istituto Nazionale di Ottica, and European Laboratory for Nonlinear Spectroscopy (LENS), Via Campi Flegrei 34, 80078 Pozzuoli (Naples), Italy

Abstract: In this paper, we analyze the sensitivity enhancement attainable by combining a wavelength modulation (WM) technique to integrated cavity output spectroscopy (ICOS), pointing out how the spectrometer


Volume: 108 (2)      Pages from: 353  to: 359

KeyWords: Acquisition strategies; Detection noise; Detector noise; High sensitivity; Integrated cavity output spectroscopies; Methane detection; Off-axis; Scan rates; Sensitivity enhancements; Ultrasensitive; Wavelength modulation, Detectors; Methane; Signal to noise ratio; Spectrometers; Spectrometry, Modulation; Cavity-output spectroscopy; High-finesse cavity; Absorption-spectroscopy
DOI: 10.1007/s00340-012-4975-z

Citations: 18
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