Sensitive absorption spectroscopy using the quantum cascade lase,r
作者
Edward A. Whittaker,James Floyd Kelly,Richard M. Williams,Steven W. Sharpe,John Hartman,Caire Gmachl,Federico Capasso,Deborah L. Sivco,James N. Baillargeon,Alfred Y. Cho
标识
DOI:10.1364/lacea.2000.saa3
摘要
We have used frequency modulated quantum cascade lasers to make sensitive absorption spectroscopy detection of H20 and NO vapors at low pressure and low concentration. 5µ and 8µ lasers show excellent properties for sensitive spectroscopy.