ORGANIC_CARBON

作品数：292被引量：1275H指数：17
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Metrological traceable calibration of organic carbon and elemental carbon based on laboratory-generated reference materials
《Journal of Environmental Sciences》2025年第3期524-534,共11页Yue Liu Junjie Liu Ji Xiao Jing Ye Lixu Guo Caiqing Yan 
supported by the National Natural Science Foundation of China(No.22206180);the funds for establishing basic quality and technology capabilities(No.ANL2203);the special fund for basic scientific research business of central public research institutes(No.AKYZD2207-4)。
Carbonaceous aerosol,including organic carbon(OC)and elemental carbon(EC),has significant influence on human health,air quality and climate change.Accurate measurement of carbonaceous aerosol is essential to reduce th...
关键词：Carbonaceous aerosol Split point Reference material Laboratory-generated TRACEABILITY 
Variations of sediment organic phosphorus and organic carbon during the outbreak and decline of algal blooms in Lake Taihu,China
《Journal of Environmental Sciences》2024年第5期34-45,共12页Jiehua Wang Xiuling Bai Wenchao Li Pingping Zhang Mengdi Zhang Haoran Wang Yingge Bai 
jointly sponsored by the National Natural Science Foundation of China(No.41371450);the Natural Science Foundation of Henan(No.222300420418);the Postgraduate Cultivating Innovation and Quality Improvement Action Plan of Henan University(No.SYLYC2022015)。
In this study,sediment organic phosphorus(OP)and organic carbon(OC)in Lake Taihu,China,as well as their relationships,were analyzed during the outbreak and decline of algal blooms(ABs)over a five-month field study.The...
关键词：Algal blooms Organic phosphorus Organic carbon SEDIMENT ^(31)P NMR Lake Taihu 
Analysis of amino acid enantiomers in ambient aerosols:Effects and removal of coexistent aerosol matrix被引量：1
《Journal of Environmental Sciences》2024年第3期732-740,共9页Ying Li Xiaoying Li Libin Wu Luhan Shi ShanWang Pingqing Fu Yingyi Zhang Senchao Lai 
supported by the Natural Science Foundation of China (No.41975156)。
Amino acids(AAs)including D-and L-enantiomers are a group of organic nitrogen species in ambient aerosol.Due to the low abundances of AAs(level of ng/m^(3))and the matrix effects by coexistent components,it is challen...
关键词：Amino acid enantiomers Atmospheric aerosol Organic carbon AMMONIA Chiral ratio 
Particle-bound organic and elemental carbons for source identification of PM<0.1μm from biomass combustion被引量：3
《Journal of Environmental Sciences》2022年第3期385-393,共9页Hisam Samae Surajit Tekasakul Perapong Tekasakul Worradorn Phairuang Masami Furuuchi Surapa Hongtieab 
jointly funded by the Thailand Science Research and Innovation (TSRI) and the Electricity Generating Authority of Thailand (EGAT) under grant number RDG60D0002;partially supported by the Graduate School,Prince of Songkla University,Thailand;supported by Scholarship Awards Thai PhD students under Thailand’s Education Hub for Southern Region of ASEAN Countries.
Atmospheric nanoparticles(PM<0.1μm)are a major cause of environmental problems and also affect health risk.To control and reduce these problems,sources identification of atmospheric particulates is necessary.Combusti...
关键词：PM<0.1 pm Organic carbon Elemental carbon Source identification Emission factors 
Concentration,sources and wet deposition of dissolved nitrogen and organic carbon in the Northern Indo-Gangetic Plain during monsoon被引量：1
《Journal of Environmental Sciences》2021年第4期37-52,共16页Hemraj Bhattarai Lekhendra Tripathee Shichang Kang Chhatra Mani Sharma Pengfei Chen Junming Guo Prakriti Sharma Ghimire 
supported by the second Tibetan Plateau Scientific Expedition and Research Program(STEP)(No.2019QZKK0605);the National Natural Science Foundation of China(No.41630754);State Key Laboratory of Cryospheric Sciences(No.SKLCS-ZZ-2020);the Chinese Academy of Science for international Young staff support under President's International Fellowship Initiative(PIFI)(No.2020FYC0001)program;the Research Grants Council(RGC)of Hong Kong for providing Hong Kong PhD Fellowship Scheme(HKPFS),2020/21(No.PF19-33279)。
Precipitation represents an important phenomenon for carbon and nitrogen deposition.Here,the concentrations and fluxes of dissolved organic carbon(DOC)and total dissolved nitrogen(TDN)with their potential sources were...
关键词：Precipitation chemistry Dissolved organic carbon Total dissolved nitrogen Major ions Indo-Gangetic Plain 
Seasonality of carbonaceous aerosol composition and light absorption properties in Karachi,Pakistan被引量：5
《Journal of Environmental Sciences》2020年第4期286-296,共11页Pengfei Chen Shichang Kang Chaman Gul Lekhendra Tripathee Xiaoxiang Wang Zhaofu Hu Chaoliu Li Tao Pu 
supported by the National Natural Science Foundation of China(Nos.41705132,41630754);the second Tibetan Plateau Scientific Expedition and Research Program(STEP)(No.2019QZKK0605);Pan-Third Pole Environment Study for a Green Silk Road(Pan-TPE)(No.XDA20040501);Frontier Science Key Project of CAS(No.QYZDJ-SSW-DQC039);CAS“Light of West China”program and the State Key Laboratory of Cryospheric Science(No.SKLCS-OP-2018-01)
Characteristics of carbonaceous aerosol(CA)and its light absorption properties are limited in Karachi,which is one of the most polluted metropolitan cities in South Asia.This study presents a comprehensive measurement...
关键词：Air pollution Organic carbon Elemental carbon Light absorption Pakistan 
Fast screening compositions of PM2.5 by ATR-FTIR： Comparison with results from IC and OC/EC analyzers被引量：2
《Journal of Environmental Sciences》2018年第9期76-88,共13页Xu Yu Wei Song Qingqing Yu Sheng Li Ming Zhu Yanli Zhang Wei Deng Weiqiang Yang Zhonghui Huang Xinhui Bi Xinming Wang 
funded by Natural Science Foundation of China (Project Nos. 41530641/41571130031);Strategic Priority Research Program of the Chinese Academy of Sciences (Grant No. XDB05010200);Chinese Academy of Sciences (Grant No. QYZDJ-SSW-DQC032);Guangdong Provincial Scientific Planning project (Project No. 2016B050502005)
Chemical speciation of fine particles or PM2.5 collected on filters is still a cosily and time- consuming task. In this study, filter-based PM2.5 samples were collected during November-December 2013 at four sites in G...
关键词：ATR-FTIR Fine particles （PM2.5） Haze episode Sulfate Nitrate Ammonium Organic carbon 
Hydrocarbons in particulate samples from wildfire events in central Portugal in summer 2010
《Journal of Environmental Sciences》2017年第3期122-131,共10页Ana Vicente Ana Calvo Ana P.Fernandes Teresa Nunes Cristina Monteiro Casimiro Pio Célia Alves 
the project "Contribution of biomass combustion to air pollutant emissions",PTDC/AMB/65706/2006 (BIOEMI);funded by the Portuguese Science Foundation (FCT);the project "Source apportionment of URBan of primary particulate matter",PTDC/AAC-AMB/117956/2010 (URBE);funded by FCT
In summer 2010, twenty eight （14 PM=2.5 samples plus 14 samples PM2.5-10） smoke samples were collected during wildfires that occurred in central Portugal. A portable high-volume sampler was used to perform the sampl...
关键词：WildfiresOrganic carbonOrganic compoundsBiomarkersParticulate matterPortugal 
Experimental study using the dilution incubation method to assess water biostability
《Journal of Environmental Sciences》2014年第10期1994-2000,共7页Qiuhua Wang Tao Tao Kunlun Xin 
the National Natural Science Foundation of China for their financial support (No. 51378374);the Fundamental Research Funds for the Central Universities (No. 0400219207)
Water biostability is of particular concern to water supply as a major limiting factor for heterotrophic bacterial growth in water distribution systems. This study focused on bacterial growth dynamics in the series di...
关键词：Water biostability Heterotrophic bacteria Bacterial growth rate Dilution incubation method Total growth organic carbon 
Natural organic matter quantification in the waters of a semiarid freshwater wetland (Tablas de Daimiel, Spain)
《Journal of Environmental Sciences》2013年第1期114-123,共10页Montserrat Filella Juan Carlos Rodríguez-Murillo Franc ois Quentel 
Dissolved organic matter （DOM） concentrations have been measured in the waters of a semiarid freshwater wetland, the Tablas de Daimiel, Spain, when the system-characterised by variable hydroperiodicity conditions, w...
关键词：organic carbon natural organic matter refractory organic matter DOC ROM HUMIC WETLAND Daimiel 
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