Trace gas detection with antimonide-based quantum-well diode lasers

被引:84
作者
Vicet, A [1 ]
Yarekha, DA [1 ]
Pérona, A [1 ]
Rouillard, Y [1 ]
Gaillard, S [1 ]
Baranov, AN [1 ]
机构
[1] Univ Montpellier 2, UMR CNRS 5507, Ctr Elect & Microoptoelect Montpellier, F-34095 Montpellier 05, France
关键词
antimonide-based semiconductor lasers; tunable diode laser spectroscopy; trace gas detection; wavelength modulation spectroscopy;
D O I
10.1016/S1386-1425(02)00055-0
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
Widely tunable GaInAsSb/AlGaAsSb quantum well (QW) lasers have been grown by molecular beam epitaxy on GaSb substrates. Their emission wavelength, from 2.0 to 2.5 mum, make them suitable for the detection of many gas species in the wavelength range which corresponds to an atmospheric transmission window. Using these devices an experimental setup for open path gas detection has been developed. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:2405 / 2412
页数:8
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