Numéro
J. Phys. IV France
Volume 01, Numéro C7, Décembre 1991
2nd International Conference
Laser M2P
Page(s) C7-477 - C7-480
DOI http://dx.doi.org/10.1051/jp4:19917126
2nd International Conference
Laser M2P

J. Phys. IV France 01 (1991) C7-477-C7-480

DOI: 10.1051/jp4:19917126

PULSED LASER PHOTOACOUSTIC SPECTROSCOPY OF GASES

P. VUJKOVIC CVIJIN1, M. TERZIC2, D.D. MARKUSEV1, A.Dj. PETROVIC1, J. JOVANOVIC-KUREPA1 and G.H. ATKINSON3

1  Institute of Physics, P.O. Box 57, YU-11001 Belgrade, Yugoslavia
2  University of Novi Sad, Institute of Physics, P.O. Box 224, YU-21001 Novi Sad, Yugoslavia
3  Department of Chemistry, University of Arizona, Tucson, Arizona 85721, USA


Abstract
Pulsed laser photoacoustic spectrometer based on CO2 laser excitation is reported. Advantage has been taken of the temporal resolution of the gas absorption signal relative to that of the background. Detection sensitivity of 1.5 ppbv ethyene (4.9x10-8cm-1) is achieved.



© EDP Sciences 1991