LOW-MOLECULAR-WEIGHT

作品数:55被引量:166H指数:7
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相关作者:邱霞白洁田鹏施均邵宗鸿更多>>
相关机构:中国人民解放军92196部队医院中国医学科学院中国协和医科大学安徽农业大学河北医科大学更多>>
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A dopant-assisted iodide-adduct chemical ionization time-of-flight mass spectrometer based on VUV lamp photoionization for atmospheric low-molecular-weight organic acids analysis
《Journal of Environmental Sciences》2025年第3期500-511,共12页Yonglei Zhang Ruidong Liu Mei Li Yingzhe Guo Jichuang Kong Keyong Hou 
supported by the National Special Fund for the Development of Major Research Equipment and Instrument(No.2020YFF01014503);the Young Taishan Scholars(No.tsqn201909039);the College 20 Project fromJi Nan Science&Technology Bureau(No.2021GXRC058).
Formic and acetic acids are the most abundant gaseous organic acids and play the key role in the atmospheric chemistry.In iodine-adduct chemical ionizationmass spectrometry(CIMS),the low utilization efficiency of meth...
关键词:Formic acid Acetic acid Vacuum ultraviolet(VUV)lamp photoionization(PI) Chemical ionization(CI) Time-of-flight mass spectrometry (TOFMS) Trace gases measurement 
The effect of low-molecular-weight organic-acids(LMWOAs)on treatment of chromium-contaminated soils by compost-phytoremediation: Kinetics of the chromium release and fractionation被引量:9
《Journal of Environmental Sciences》2018年第8期45-53,共9页Huixia Chen Junfeng Dou Hongbin Xu 
supported by the National Natural Science Foundation of China (Nos. 21376251 and 21406233);the National Basic Research Program (973) of China (No. 2013CB632600)
A soil–plant biological system was developed from chromium(Cr) polluted soil treated by the compost-phytoremediation method. The transformation and migration of the Cr in this system is comprehensively studied in t...
关键词:CHROMIUM PHYTOEXTRACTION Desorption Release kinetics Speciation 
Investigation of low-molecular weight organic acids and their spatiotemporal variation characteristics in Hongfeng Lake,China被引量:6
《Journal of Environmental Sciences》2013年第2期237-245,共9页Min Xiao Fengchang Wu Liying Wang Xinqing Li Rongsheng Huang 
supported by the National Basic Research Program (973) of China (No.2008CB418200,2008CB418000);the National Natural Science Foundation of China (No.41003055, U0833603, 40632011,40873080);the Chinese Research Academy of Environmental Sciences (No.2007KYYW01)
The identities and concentrations of low-molecular-weight organic acids (LMWOAs) were determined by ion chromatography throughout a 20-m water column in Hongfeng Lake, China. The spatiotemporal variations of LMWOAs ...
关键词:Hongfeng Lake low-molecular-weight organic acids photochemical production spatiotemporal variations thermal stratification 
Temporal and spatial variations of low-molecular-weight organic acids in Dianchi Lake, China被引量:4
《Journal of Environmental Sciences》2011年第8期1249-1256,共8页Min Xia Fengchang Wu Runyu Zhang Liying Wang XinqingLi Rongsheng Huang 
supported by the National Basic Research Program (973) of China (No. 2008CB418000,2008CB418200);the National Natural Science Foundation of China (No. 41003055, 40903051, U0833603, 40632011, 40873080);the Chinese Research Academy of Environmental Sciences (No. 2007KYYW01)
Low-molecular-weight organic acids (LMWOAs) in eutrophic lake water of Dianchi, Southwestern China Plateau were investigated diurnally and vertically using ion chromatography. Two profiles (P1 and P2) were studied...
关键词:Dianchi Lake  humus  algae solar radiation low-molecular-weight organic acids 
Effects of maize root exudates and organic acids on the desorption of phenanthrene from soils被引量:14
《Journal of Environmental Sciences》2009年第7期920-926,共7页ZHU Yanhong, ZHANG Shuzhen, HUANG Honglin, WEN Bei State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China. 
supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (No. kzcx1- yw-06-03);the National Natural Science Foundation of China (No. 40730740, 20621703)
The effects of maize root exudates and low-molecular-weight-organic anions (LMWOAs) on the desorption of phenanthrene from eight artificially contaminated soils were evaluated. A significant negative correlation was...
关键词:PHENANTHRENE DESORPTION low-molecular-weight-organic anions (LMWOAs) root exudates SOILS 
Phosphorus release from phosphate rock and iron phosphate by low-molecular-weight organic acids被引量:12
《Journal of Environmental Sciences》2004年第1期5-8,共4页XURen-kou ZHUYong-guan DavidChittleborough 
The"Hundred-Talent"ProgramoftheChineseAcademyofSciences
Low-molecular-weight(LMW) organic acids widely exist in soils, particularly in the rhizosphere. A series of batch experiments were carried out to investigate the phosphorus release from rock phosphate and iron phospha...
关键词:organic acid phosphate release RHIZOSPHERE rock phosphate iron phosphate 
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