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High-Sensitivity Near Infrared Tunable Diode Laser Spectroscopy Detection

Wei Huang

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Abstract

Combined TDLAS technology with multi-pass cell, a wavelength modulation spectroscopy is designed to observe CO2 in very low concentration. Using this method, line parameters of various gas can be measured.

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What this paper is about

Combined TDLAS technology with multi-pass cell, a wavelength modulation spectroscopy is designed to observe CO2 in very low concentration. Using this method, line parameters of various gas can be measured.

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Available abstract

Combined TDLAS technology with multi-pass cell, a wavelength modulation spectroscopy is designed to observe CO2 in very low concentration. Using this method, line parameters of various gas can be measured.

Key concepts: Materials science, Tunable diode laser absorption spectroscopy, Diode, Optoelectronics, Sensitivity (control systems), Spectroscopy, Optics, Infrared

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