Intracavity photoacoustic gas detection with an external cavity diode laser

被引:30
作者
Bozoki, Z
Sneider, J
Szabo, G
Miklos, A
Serenyi, M
Nagy, G
Feher, M
机构
[1] HUNGARIAN ACAD SCI,DEPT PHOTOPHYS,INST ISOTOPES,H-1525 BUDAPEST,HUNGARY
[2] HUNGARIAN ACAD SCI,TECH PHYS RES INST,H-1325 BUDAPEST,HUNGARY
[3] CHINOIN CHEM & PHARMACEUT WORKS LTD,H-1045 BUDAPEST,HUNGARY
来源
APPLIED PHYSICS B-LASERS AND OPTICS | 1996年 / 63卷 / 04期
关键词
D O I
10.1007/BF01828745
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The first use of an external cavity diode-laser light source in combination with a photoacoustic detector For high-sensitivity gas detection is described. This combined system is applicable for detecting gases with absorption coefficients as low as 5 x 10(-8) cm(-1) by operating the photoacoustic cell in an intracavity mode. Measurements were made on the 1.13 mu m absorption lines of water vapour. For quantitative measurements, it was found to be necessary to introduce a reference cell into the system.
引用
收藏
页码:399 / 401
页数:3
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