Unveiling the underestimated direct emissions of nitrous acid (HONO)
Q Zhang, P Liu, Y Wang, C George… - Proceedings of the …, 2023 - National Acad Sciences
Gaseous nitrous acid (HONO) is a critical source of hydroxyl radicals (OH) in the
troposphere. While both direct and secondary sources contribute to atmospheric HONO …
troposphere. While both direct and secondary sources contribute to atmospheric HONO …
[PDF][PDF] 腔增强吸收光谱技术研究进展及其应用
韩荦, 夏滑, 董凤忠, 张志荣, 庞涛, 孙鹏帅… - Chinese Journal of …, 2018 - researching.cn
摘要腔增强吸收光谱技术具有实验装置相对简单, 灵敏度高, 环境适应性强等特点,
是高灵敏吸收光谱技术的重要组成部分. 随着半导体材料和封装工艺的发展 …
是高灵敏吸收光谱技术的重要组成部分. 随着半导体材料和封装工艺的发展 …
Review of incoherent broadband cavity-enhanced absorption spectroscopy (IBBCEAS) for gas sensing
Incoherent broadband cavity-enhanced absorption spectroscopy (IBBCEAS) is of
importance for gas detection in environmental monitoring. This review summarizes the …
importance for gas detection in environmental monitoring. This review summarizes the …
Comparison of atmospheric nitrous acid during severe haze and clean periods in Beijing, China
S Hou, S Tong, M Ge, J An - Atmospheric environment, 2016 - Elsevier
Continuous measurements were made in Beijing from 22 February to 2 March in 2014,
including a severe haze period and a relatively clean period. The concentration of nitrous …
including a severe haze period and a relatively clean period. The concentration of nitrous …
The lack of HONO measurement may affect the accurate diagnosis of ozone production sensitivity
P Liu, C Xue, C Ye, C Liu, C Zhang, J Wang… - ACS …, 2022 - ACS Publications
Recently, deteriorating ozone (O3) pollution in China brought the precise diagnosis of O3
sensitive chemistry to the forefront. As a dominant precursor of OH radicals, atmospheric …
sensitive chemistry to the forefront. As a dominant precursor of OH radicals, atmospheric …
Short-lived species detection of nitrous acid by external-cavity quantum cascade laser based quartz-enhanced photoacoustic absorption spectroscopy
Spectroscopic detection of short-lived gaseous nitrous acid (HONO) at 1254.85 cm− 1 was
realized by off-beam coupled quartz-enhanced photoacoustic spectroscopy (QEPAS) in …
realized by off-beam coupled quartz-enhanced photoacoustic spectroscopy (QEPAS) in …
Near-infrared broadband cavity-enhanced spectroscopic multigas sensor using a 1650 nm light emitting diode
A near-infrared broadband cavity-enhanced sensor system was demonstrated for the first
time using an energy-efficient light emitting diode (LED) with a central emission wavelength …
time using an energy-efficient light emitting diode (LED) with a central emission wavelength …
Development of an incoherent broadband cavity-enhanced absorption spectrometer for in situ measurements of HONO and
Gaseous nitrous acid (HONO) is an important source of OH radicals in the troposphere.
However, its source, especially that during daytime hours remains unclear. We present an …
However, its source, especially that during daytime hours remains unclear. We present an …
Development of stripping coil-ion chromatograph method and intercomparison with CEAS and LOPAP to measure atmospheric HONO
C Xue, C Ye, Z Ma, P Liu, Y Zhang, C Zhang… - Science of the Total …, 2019 - Elsevier
Nitrous acid (HONO) is the major precursor of OH radicals in polluted areas. Accurate
measurement of HONO provides vital evidence for exploring the formation of secondary …
measurement of HONO provides vital evidence for exploring the formation of secondary …
A dual dynamic chamber system based on IBBCEAS for measuring fluxes of nitrous acid in agricultural fields in the North China Plain
K Tang, M Qin, J Duan, W Fang, F Meng, S Liang… - Atmospheric …, 2019 - Elsevier
A dual dynamic chamber system combined with incoherent broadband cavity enhanced
absorption spectroscopy (IBBCEAS) was first developed to measure nitrous acid (HONO) …
absorption spectroscopy (IBBCEAS) was first developed to measure nitrous acid (HONO) …