Scientific Results

Intracavity Quartz-Enhanced Photoacoustic Sensor for Mid-Infrared Trace-Gas Detection

Year: 2014

Authors: Borri S., Patimisco P., Galli I., Mazzotti D., Giusfredi G., Scamarcio G., De Natale P., Akikusa N., Yamanishi M., Spagnolo V.

Autors Affiliation: Istituto Nazionale di Ottica (INO) – CNR and European Laboratory for Non-linear Spectroscopy (LENS), Sesto Fiorentino FI, Italy;
Dipartimento Interateneo di Fisica, Università e Politecnico di Bari,and Istituto di Fotonica e Nanotecnologie (IFN) РCNR, Via Amendola 173, 70126 Bari Italy;
Development Bureau Laser Device R&D Group, Hamamatsu Photonics KK, Shizuoka 434-8601, Japan;
Central Research Laboratories, Hamamatsu Photonics KK, Shizuoka 434-8601, Japan

Abstract: Quartz-enhanced photoacoustic spectroscopy (QEPAS) and cavity-ehnanced spectroscopy are merged in a novel gas sensor. Thanks to the intracavity power build up, sensitivity is increased by more than a factor 100 with respect to standard QEPAS.

Conference title: 2014 Conference on Lasers and Electro-Optics (CLEO 2014)
Place: San Jose, USA

KeyWords: photoacoustic spectroscopy; mid infrared; optical cavity

This site uses cookies. If you decide to continue browsing we consider that you accept their use. For more information about cookies and how to delete them please read our Info Policy on cookies use.
Read more