Application of a cavity enhanced UV-LED spectrometer for measurements of atmospheric HONO and NO2in Hong Kong

Tao Wu, Qiaozhi Zha, Weidong Chen, Zheng Xu, Tao Wang, Xingdao He

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review


A cavity enhanced UV-LED spectrometer was applied to measure ambient HONO and NO2during field intercomparison campaign in HK. Detection limits of 0.3 ppbv for HONO and 1 ppbv for NO2were achieved over 120s.
Original languageEnglish
Title of host publicationImaging and Applied Optics - Applied Industrial Optics
Subtitle of host publicationSpectroscopy, Imaging and Metrology, AIO 2014
PublisherOptical Society of American (OSA)
ISBN (Print)9781557523082
Publication statusPublished - 1 Jan 2014
EventApplied Industrial Optics: Spectroscopy, Imaging and Metrology, AIO 2014 - Seattle, WA, United States
Duration: 13 Jul 201417 Jul 2014


ConferenceApplied Industrial Optics: Spectroscopy, Imaging and Metrology, AIO 2014
Country/TerritoryUnited States
CitySeattle, WA

ASJC Scopus subject areas

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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