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ACS Sens. 2020 Feb 28;5(2):549-556. doi: 10.1021/acssensors.9b02448. Epub 2020 Jan 24.

ppb-Level SO.

ACS sensors

Xukun Yin, Hongpeng Wu, Lei Dong, Biao Li, Weiguang Ma, Lei Zhang, Wangbao Yin, Liantuan Xiao, Suotang Jia, Frank K Tittel

Affiliations

  1. State Key Laboratory of Quantum Optics and Quantum Optics Devices, Institute of Laser Spectroscopy , Shanxi University , Taiyuan 030006 , P. R. China.
  2. Collaborative Innovation Center of Extreme Optics , Shanxi University , Taiyuan 030006 , P. R. China.
  3. Department of Electrical and Computer Engineering , Rice University , Houston , Texas 77005 , United States.

PMID: 31939293 DOI: 10.1021/acssensors.9b02448

Abstract

A sensitive photoacoustic sensor system for the detection of ppb-level sulfur dioxide (SO

Keywords: adsorption−desorption effects; differential photoacoustic cell; photoacoustic spectroscopy; quantum cascade lasers; sulfur dioxide detection; trace gas sensor

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