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CONCENTRATION: 作品数：1453被引量：3242H指数：21; 导出分析报告; 相关领域：医药卫生更多>>; 相关作者：白克智匡廷云朱建国王云霞杨连新更多>>; 相关机构：中国科学院清华大学四川大学中国科学院植物研究所更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Characterization of peroxyacetyl nitrate(PAN)under different PM_(2.5) concentration in wintertime at a North China rural site被引量：4: 《Journal of Environmental Sciences》2022年第4期221-232,共12页Zhuoyu Li Guangzhao Xie Hui Chen Bixin Zhan Lin Wang Yujing Mu Abdelwahid Mellouki Jianmin Chen; supported by the National Natural Science Foundation of China(Nos.91843301,91743202,41805091);Ministry of Science and Technology of China(No.2016YFC0202700);National research program for key issues in air pollution control(Nos.DQGG0103,DQGG0102);Marie Sk?odowska-Curie Actions(No.690958-MARSU-RISE-2015); As a secondary pollutant of photochemical pollution,peroxyacetyl nitrate(PAN)has attracted a close attention.A four-month campaign was conducted at a rural site in North China Plain(NCP)including the measurement of PA...; 关键词：Peroxyacetyl nitrate PM_(2.5) Wintertime North China Rural site

Evolution of ion-irradiated point defect concentration by cluster dynamics simulation: 《Chinese Physics B》2021年第5期69-74,共6页Shuaishuai Feng Shasha Lv Liang Chen Zhengcao Li; the Special Funds for the Key Research and Development Program of the Ministry of Science and Technology of China(Grant No.2017YFB0702201).; The relationship between ions irradiation and the induced microstructures(point defects,dislocations,clusters,etc.)could be better analyzed and explained by simulation.The mean field rate theory and cluster dynamics a...; 关键词：ion irradiation point defect concentration cluster dynamics SIMULATION

Concentration of circulating microparticles:a new biomarker of acute heart failure after cardiac surgery with cardiopulmonary bypass被引量：5: 《Science China(Life Sciences)》2021年第1期107-116,共10页Yuquan Li Haoxiang Yuan Caiyun Chen Chao Chen Jian Ma Yating Chen Yan Li Yupeng Jian Donghong Liu Zhijun Ou Jingsong Ou; supported by the National Natural Science Foundation of China(81670392,81600382,81770241,81830013,81970363);the National Science Fund for Distinguished Young Scholars(81325001);the International Cooperation Project(2015DFA31070)from the Ministry of Science and Technology of China;the National Key Research and Development Program of China(2016YFC0903000);the Changjiang Scholars Program from the Ministry of Education of China,Guangdong Natural Science Fund Committee(2015A030312009);the Guangdong Pearl River Scholars Program;the Sun Yat-sen University Clinical Research 5010 Program(2014002)。; Acute heart failure(AHF)is a severe complication after cardiac surgery with cardiopulmonary bypass(CPB).Although some AHF biomarkers have been used in clinic,they have limitations when applied in the prediction and di...; 关键词：MICROPARTICLES CONCENTRATION acute heart failure cardiopulmonary bypass BIOMARKER

Effect of wet flue gas desulfurization(WFGD) on fine particle(PM_(2.5)) emission from coal-fired boilers被引量：9: 《Journal of Environmental Sciences》2019年第3期32-42,共11页Sen Yao Shuiyuan Cheng Jianbing Li Hanyu Zhang Jia Jia Xiaowei Sun; supported by the National Key R&D Program of China(No.2017YFC0209905);the National Natural Science Foundation of China(Nos.91544232&51638001);the National Key Technology Research and Development Program of the Ministry of Science and Technology of China(Nos.2013BAC17B01,2014BAC23B00);the Ministry of Environmental Protection Special Funds for Scientific Research on Public Causes(No.201409006);the fund support from Beijing Municipal Commission of Science and Technology(Nos.D161100004416001,Z161100004516013); In this study, the characteristics of fine particles before and after wet flue gas desulfurization(WFGD) in three coal-fired heating boilers in northern China were investigated by using a dilution-based emission sampl...; 关键词：PM2.5 WET FLUE gas DESULFURIZATION Size distribution NUMBER CONCENTRATION

Erosion degradation characteristics of a linear electro-hydrostatic actuator under a high-frequency turbulent flow field被引量：2: 《Chinese Journal of Aeronautics》2018年第5期914-926,共13页Yuan LI Shaoping WANG Mileta M.TOMOVIC Chao ZHANG; supported by the National Natural Science Foundation of China(Nos.51620105010,51675019,51575019);the National Basic Research Program of China(No.2014CB046402);the Program 111 of China; The paper proposes a performance degradation analysis model based on dynamic erosion wear for a novel Linear Electro-Hydrostatic Actuator（LEHA）. Rather than the traditional statistical methods based on degradation d...; 关键词：Computational fluid dynamics Degradation characteristics Dynamic contaminated particles concentration EROSION Linear Electro-Hydrostatic Actuator Performance degradation

Effects of in-situ stress on the stability of a roadway excavated through a coal seam被引量：8: 《International Journal of Mining Science and Technology》2017年第6期917-927,共11页Li He Lin Baiquan Hong Yidu Gao Yabin Yang Wei Liu Tong, Wang Rui Huang Zhanbo; provided by the Fundamental Research Funds for the Central Universities(No.2014QNA02);the Program for Changjiang Scholars and Innovative Research Team in University(No.IRT13098);the National Basic Research Program of China(No.2011CB201205);the National Natural Science Foundation of China(No.51404261);the Natural Science Foundation of Jiangsu Province(No.BK20140196);China PostdoctoralScience Foundation funded project(No.2014M551057); Roadways excavated through a coal seam can exert an adverse effect on roadway stability. To investigate the effects of in-situ stress on roadway stability, numerical models were built and high horizontal stresses at v...; 关键词：ROADWAY stability Numerical simulation IN-SITU STRESS STRESS CONCENTRATION Failure Deformation

Effect of solution pH,Cl- concentration and temperature on electrochemical behavior of PH13-8Mo steel in acidic environments被引量：3: 《Journal of Iron and Steel Research International》2017年第12期1238-1247,共10页Xue-ying Li Chun-hua Fan Qian-lin Wu Li-hua Dong Yan-sheng Yin Chang-jun Wang Jian-xiong Liang; financially sponsored by the National Basic Research Program of China(2014CB643306); The effect of solution pH,Cl;concentration and temperature on the electrochemical corrosion behavior of PH13-8Mo steel in acidic solution was investigated by using the electrochemical tests,scanning electron microscop...; 关键词：PH13-8Mo steel Polarization Electrochemical impedance spectroscopy Passive film pH value Electrochemical behavior

Simple and universal method in designs of high-efficiency diffractive optical elements for spectrum separation and beam concentration被引量：2: 《Chinese Physics B》2017年第7期89-95,共7页徐文琪林冬风许信叶佳声王新柯冯胜飞孙文峰韩鹏张岩孟庆波杨国桢; Project supported by the National Basic Research Program of China(Grant No.2013CBA01702);the National Natural Science Foundation of China(Grant Nos.11474206,91233202,11374216,and 11404224);the Scientific Research Project of Beijing Education Commission,China(Grant No.KM201310028005);the Scientific Research Base Development Program of the Beijing Municipal Commission of Education and the Beijing Youth Top-Notch Talent Training Plan,China(Grant No.CIT&TCD201504080); Diffractive optical elements（DOEs） with spectrum separation and beam concentration（SSBC） functions have important applications in solar cell systems. With the SSBC DOEs, the sunlight radiation is divided into seve...; 关键词：diffractive optical element spectrum separation and beam concentration optical focusing efficiency solar cell system

A new measurement method for radial permeability and porosity of shale被引量：3: 《Petroleum Research》2017年第2期178-185,共8页Zehao Yang Mingzhe Dong; This work was supported by National Key Basic Research Programof China(973 Program)(No.2014CB239103);Natural Sciences and Engineering Research Council of Canada(NSERC)e Canada Excellence Research Chair(CERC)and China University of Petroleum(East China)Postgraduate Innovation Project(No.YCX2017018).; To more conveniently and accurately obtain the radial permeability of shale,a new measurement method was proposed for the pressure attenuation of radial permeability and porosity in shale.Through experiments,this meth...; 关键词：Radial permeability and porosity Pressure attenuation Annular space Concentration conductivity coefficient SHALE

Combined effects of elevated temperature and CO_2 concentration on Cd and Zn accumulation dynamics in Triticum aestivum L.被引量：5: 《Journal of Environmental Sciences》2016年第9期109-119,共11页Xiaoheng Wang Yu Li Hong Lu Shigong Wang; supported by the National Natural Science Fundation of China(No.41261052);the National Basic Research Program of China(Nos.2013CB430206 and2012CB955304); A simulated climate warming experiment was conducted to evaluate the combined effects of elevated temperature and CO_2 concentration on the bioaccumulation,translocation and subcellular distributions of Cd and Zn in w...; 关键词：Climate warming Elevated CO_2 Elevated temperature Trace elements Wheat

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