Photoacoustic Techniques for Trace Gas Sensing Based on Semiconductor Laser Sources

Sensors

Angela Elia¹  Pietro Mario Lugarಠ Cinzia Di Franco² 

[1] Laboratorio Regionale CNR-INFM “LIT ³”, Dipartimento Interateneo di Fisica “M. Merlin”, Università and Politecnico of Bari, Bari, I-70126, Italy;

关键词: gas sensing;    photoacoustic spectroscopy;    quartz enhanced photoacoustic spectroscopy;   

DOI  :  10.3390/s91209616

来源: mdpi

【 摘 要 】

The paper provides an overview on the use of photoacoustic sensors based on semiconductor laser sources for the detection of trace gases. We review the results obtained using standard, differential and quartz enhanced photoacoustic techniques.

【 授权许可】

CC BY   
© 2009 by the authors; licensee Molecular Diversity Preservation International, Basel, Switzerland.