DOAS

作品数：189被引量：750H指数：15
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相关机构：中国科学院中国科学技术大学中国科学院合肥物质科学研究院天津大学更多>>
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Spatial-temporal distribution and emission of urban scale air pollutants in Hefei based on Mobile-DOAS
《Journal of Environmental Sciences》2025年第5期238-251,共14页Zhidong Zhang Pinhua Xie Ang Li Min Qin Jin Xu Zhaokun Hu Xin Tian Feng Hu Yinsheng Lv Jiangyi Zheng Youtao Li 
supported by the National Natural Science Foundation of China(Nos.U19A2044,42105132,42030609,41975037,and 42105133);the National Key Research and Development Program of China(No.2022YFC3703502);the Plan for Anhui Major Provincial Science&Technology Project(No.202203a07020003);Hefei Ecological Environment Bureau Project(No.2020BFFFD01804).
As a significant city in the Yangtze River Delta regions,Hefei has experienced rapid changes in the sources of air pollution due to its high-speed economic development and urban expansion.However,there has been limite...
关键词：Mobile-DOAS HCHO NO_(2) SO_(2) Spatial-temporal distribution NOx emission 
Investigation of formaldehyde sources and its relative emission intensity in shipping channel environment
《Journal of Environmental Sciences》2024年第8期142-154,共13页Jiaqi Liu Shanshan Wang Yan Zhang Yuhao Yan Jian Zhu Sanbao Zhang Tianyu Wang Yibing Tan Bin Zhou 
supported by the National Natural Science Foundation of China(Nos.21976031,42075097,42077195,22176037);the Key-Area Research and Development Program of Guangdong Province(No.2020B1111360001)。
Formaldehyde(HCHO)is considered one of the most abundant gas-phase carbonyl compounds in the atmosphere,which can be directly emitted through transportation sources.Long-Path Differential Optical Absorption Spectrosco...
关键词：HCHO LP-DOAS Channel environment Ship emissions 
A new portable open-path instrument for ambient NH_(3) and on-road emission measurements
《Journal of Environmental Sciences》2024年第2期606-614,共9页Wenhao Dai Shanshan Wang Sanbao Zhang Jian Zhu Chuanqi Gu Zhibin Sun Ruibin Xue Bin Zhou 
supported by the National Natural Science Foundation of China (Nos.21976031,42075079,and 22176037)。
Increased attentions to vehicle emission of NH_(3)have been paid since it is generally regarded as an important source in urban areas.Here,we developed a movable instrument based on Differential Optical Absorption Spe...
关键词：AMMONIA Traffic emissions DOAS Emission factor Mobile measurements 
Investigating the impact of Glyoxal retrieval from MAX-DOAS observations during haze and non-haze conditions in Beijing被引量：3
《Journal of Environmental Sciences》2019年第6期296-305,共10页Zeeshan Javed Cheng Liu Muhammad Fahim Khokhar Chengzhi Xing Wei Tan Muhammad Ahmed Subhani Abdul Rehman Aimon Tanvir 
supported by grants from the National Key Research and Development Program of China (Nos. 2018YFC0213104);National Natural Science Foundation of China (Nos. 41722501, 91544212, 51778596, 41575021);National Key Research and Development Program of China (Nos. 2016YFC0203302)
This study presents the Multi Axis Differential Optical Absorption Spectroscopy(MAXDOAS) measurements for Glyoxal(CHOCHO) in Beijing, China(39.95°N, 116.32°E). CHOCHO is the smallest compound of di-carbonyl group. A...
关键词：GLYOXAL DOAS RETRIEVAL SETTINGS PHOTOLYSIS HAZE days 
Effect of spectral resolution on the measurement of monoaromatic hydrocarbons by DOAS被引量：2
《Journal of Environmental Sciences》2008年第5期632-640,共9页PENG Fumin XIE Pinhua ZHANG Yinghua ZHU Yanwu SI Fuqi LIU Wenqing WANG Junde 
The excellent response characteristics and detection sensitivity with much lower operational cost and the capability to discriminate between the isomer of some monoaromatic hydrocarbons （MAHCs） make differential opt...
关键词：differential optical absorption spectroscopy （DOAS） monoaromatic hydrocarbons （MAHCs） spectral resolution characteristic absorption structure 
Observations of nitrous acid and its relative humidity dependence in Shanghai被引量：10
《Journal of Environmental Sciences》2006年第5期910-915,共6页HAO Nan ZHOU Bin CHEN Dan CHEN Li-min 
The National Natural Science Foundation of China (No. 20277006) and the Fudan University Foundation for Young Scientists (No.EXH 6286301)
Nitrous acid, HNO2, is an important precursor of OH radicals in the troposphere. Measurements of HNO2 and NO2, using differential optical absorption spectroscopy （DOAS）, were performed in Shanghai, China for a perio...
关键词：DOAS heterogeneous formation nitrous acid PM o aerosol relative humidity 
Observation of atmospheric nitrous acid with DOAS in Beijing, China被引量：15
《Journal of Environmental Sciences》2006年第1期69-75,共7页QIN Min XIE Pin-hua LIU Wen-qing LI Ang DOU Ke FANG Wu LIU Jian-guo ZHANG Wei-jun 
TheK eyProjectofChineseA cadem yofSciences (N o.K JCX 2-SW -H08)andtheH i-TechResearchandD evelopm entProgram (863)ofChina(No.2002A A641020)
Measurements of nitrous acid （HONO） and nitrogen dioxide （NO2） in Beijing City have been performed by means of a developed differential optical absorption spectroscopy （DOAS） system based on photodiode array （...
关键词：atmospheric measurements HONO NO2 DOAS SOURCE 
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