Trace gas detection in ambient air using a 7.9 micron QC-DFB laser

机译：使用7.9微米QC-DFB激光器检测周围空气中的痕量气体

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Spectroscopic trace gas detection in the 7.9μm spectral region with a single frequency quantum cascade distributed feedback (QC-DFB) laser was demonstrated. A 100-m multipass cell and a "zero-air" background subtraction technique were used to enhance the detection sensitivity.

机译：演示了使用单频量子级联分布反馈（QC-DFB）激光器在7.9μm光谱区域中进行光谱痕量气体检测。使用100米的多通道传感器和“零空气”背景扣除技术来提高检测灵敏度。

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来源
《Conference on Laser Applications to Chemical and Environmental Analysis, Feb 11-13, 2000, Santa Fe, New Mexico》|2000年|p.54-56|共3页
会议地点 Santa Fe NM(US)
作者
A.A. Kosterev; R.F. Curl; F.K. Tittel; C. Gmachl; F. Capasso; D.L. Sivco; J.N. Baillargeon; A. L. Hutchinson; A.Y. Cho;
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作者单位

Rice Quantum Institute, Rice University, Houston, TX 77251-1892;

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原文格式 PDF
正文语种 eng
中图分类无线电电子学、电信技术;
关键词
semiconductor lasers; spectroscopy; infrared; atmospheric composition;

机译：半导体激光器；光谱学红外线;大气成分;

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专利

1. Trace-gas detection in ambient air with a thermoelectrically cooled, pulsed quantum-cascade distributed feedback laser [J] . Anatoliy A. Kosterev, Frank K. Tittel, Claire Gmachl Applied optics . 2000,第36期

机译：用热电冷却的脉冲量子级联分布反馈激光器检测周围空气中的痕量气体
2. Two-tone frequency modulation spectroscopy for ambient-air trace gas detection using a portable difference-frequency source around 3 μm [J] . P. MADDALONI, P. MALARA, G. GAGLIARDI, Applied physics. B, Lasers and optics . 2006,第2a3期

机译：两音调频光谱仪，用于使用约3μm的便携式差频源检测环境空气中的痕量气体
3. Detection of trace sub-micron (nano) plastics in water samples using pyrolysis-gas chromatography time of flight mass spectrometry (PY-GCToF). [J] . Sullivan G. L., Gallardo J. Delgado, Jones E. W., Chemosphere . 2020,第Juna期

机译：用飞行质谱法（PY-GCTOF）的热解 - 气相色谱时间检测水样中痕量亚微米（纳米）塑料。
4. Trace gas detection in ambient air using a 7.9 micron QC-DFB laser [C] . A.A. Kosterev, R.F. Curl, F.K. Tittel, Conference on laser applications to chemical and environmental analysis . 2000

机译：使用7.9微米QC-DFB激光器痕量气体检测环境空气中
5. MEASUREMENTS OF NITRIC-OXIDE, NITROGEN-DIOXIDE AND NITRIC ACID IN AMBIENT AND CAPTIVE AIR BY SECOND HARMONIC DETECTION WITH TUNABLE DIODE LASERS. [D] . IGUCHI, TOSHIO. 1983

机译：用可调二极管激光进行二次谐波检测，测量环境空气和气化空气中的一氧化氮，一氧化二氮和硝酸。
6. Photoacoustic Spectroscopy with Quantum Cascade Lasers for Trace Gas Detection [O] . Angela Elia, Cinzia Di Franco, Pietro Mario Lugarà, 2006

机译：量子级联激光器的光声光谱用于痕量气体检测
7. Detection of trace sub-micron (nano) plastics in water samples using pyrolysis-gas chromatography time of flight mass spectrometry (PY-GCToF). [O] . G.L. Sullivan, J. Delgado Gallardo, E.W. Jones, 2020

机译：用飞行质谱法（PY-GCTOF）的热解 - 气相色谱时间检测水样中痕量亚微米（纳米）塑料。
8. Development of an airborne laser induced fluorescence system for the detection of atmospheric trace gases [R] . Bradshaw, John, Sandholm, Scott 1991

机译：开发用于检测大气痕量气体的机载激光诱导荧光系统

Trace gas detection in ambient air using a 7.9 micron QC-DFB laser

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