AEROSOL

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Sulfur isotopic composition and source identification of atmospheric environment in central Zhejiang,China被引量：8
《Science China Earth Sciences》2010年第11期1717-1725,共9页Zhang MiaoYun Wang ShiJie Ma GuoQiang Zhou HuaiZhong Fu Jun 
supported by National Basic Research Program of China (Grant No.2006CB403200);National Natural Science Foundation of China (Grant No.40721002);Science Plan Program of Zhejiang Province (Grant No.2004C33072);Environmental Protection Research Program of Zhejiang Province (Grant No.200720);Science and Technology Research Program of Jinhua City (Grant No.2008-3-001)
Sulfur dioxide and sulfate aerosols in the atmosphere are significant factors leading to acidification of the atmospheric environment and worsening the pollution of acid deposition. Because of the "fingerprint" charac...
关键词：SULFUR ISOTOPE SO2 AEROSOL HOMOGENEOUS OXIDATION heterogeneous OXIDATION 
Real-time detection of individual secondary organic aerosol particle from photooxidation of toluene using aerosol time of flight mass spectrometer被引量：5
《Science China Chemistry》2006年第3期267-272,共6页WANG Zhenya HAO Liqing ZHOU Liuzhu GUO Xiaoyong ZHAO Wenwu FANG Li ZHANG Weijun 
This work was supported by the National Natural Science Foundation of China(Grant No.20477043);Knowledge Innovation Foundation of Chinese Academy of Sciences(KJCX2-SW-H08).
Photooxidation of the aromatic hydrocarbon toluene and its subsequent reactions were carried out using UV-irradiation of toluene/CH_(3)ONO/NO/air mixtures in a home-made smog chamber.The secondary organic aerosols cou...
关键词：TOLUENE PHOTOOXIDATION secondary organic aerosol aerosol time of flightmass spectrometer 
Heterogeneous reactions of sulfur dioxide on dust被引量：9
《Science China Chemistry》2006年第3期273-280,共8页GAO Yunchuan CHEN Dan 
This work was supported by the National Natural Science Foundation of China (Grant No. 20377008).
The source of urban atmospheric particles is broad, and the major source is the building dust from urban construction. Calcium is the tagged element and Portland cement is the major com- ponent of building dust. In th...
关键词：SULFUR dioxide  heterogeneous reaction  oxides  building dust  atmospheric aerosol  in SITU FTIR. 
Simulation of secondary aerosols over North China in summer被引量：8
《Science China Earth Sciences》2005年第z2期185-195,共11页LIU Yu LI Weiliang ZHOU Xiuji 
The comparisons of observed and simulated NOx, CO, O3, NH3, HNO3, SO2 and PM2.5 indicate that CMAQ model can simulate variations of pollutants over North China well.Moreover, the model results show that high NH3 is in...
关键词：SECONDARY aerosol  PM2.5  NH3. 
Lidar Observations of Volcanic Clouds After Mt. Pinatupo Volcanic Eruption
《Chinese Science Bulletin》1993年第18期1557-1560,共4页孙金辉 邱金桓 夏其林 张金定 
Large amounts of gases (e. g. sulphur dioxide and hydrogen sulphide) and silicate dust particles are injected into the lower stratosphere by a violent volcanic eruption and dispersed almost on the global scale by the ...
关键词：AEROSOL STRATOSPHERIC VOLCANIC CLOUDS BACKSCATTERING ratio. 
Lidar Observations of Mt. Pinatubo Cloud Over Hefei被引量：1
《Chinese Science Bulletin》1993年第16期1373-1376,共4页周军 胡欢陵 龚知本 
After being dominant for more than 600 years, Mt. Pinatubo volcano in the Philippines （15.14°N, 120.35°E） erupted on June 15, 1991. Its powerful explosion injected about 20 megatons of ash and SO2 gases...
关键词：LIDAR STRATOSPHERE AEROSOL 
STUDY ON THREE DUST STORMS IN CHINA——SOURCE CHARACTERIZATION OF ATMOSPHERIC TRACE ELEMENT AND TRANSPORT PROCESS OF MINERAL AEROSOL PARTICLES被引量：7
《Chinese Science Bulletin》1992年第11期940-945,共6页张小曳 安芷生 刘东生 陈拓 张光宇 RICHARD ARIMOTO 朱光华 汪新福 
Project supported by the National Natural Science Foundation of China and the National Science Foundation of the United States
Ⅰ. METHODSAll of the aerosol samples were collected in the spring of 1990 during and after three dust storms. The first was on April 6 in Xi’an (34.3°N, 108.9°E)(dust storm Ⅰ); the second was in Shapuotou (37.5°...
关键词：DUST STORM AEROSOL TRACE elements China 
STUDY ON METHANOL SYNTHESIS OVER Cu-BASED CATALYSTS BY AHTD
《Chinese Science Bulletin》1992年第3期262-263,共2页胡云行 蔡俊修 万惠霖 蔡启瑞 
Methanol synthesis from CO/H2 is a very important industrial catalytical process. So far, the Cu-based catalysts used in the process are prepared by coprecipitation. Recently, we were successful in preparin...
关键词：PREPARING AEROSOL OVER NITRATE alumina HYDROGENATION shorter ENRICHMENT 
PHYSICOCHEMICAL PROPERTIES OF SEA SURFACE LAYER AEROSOL OVER THE WESTERN PACIFIC
《Chinese Science Bulletin》1989年第16期1370-1374,共5页杨绍晋 陈冰如 杨亦男 钱琴芳 周明煜 郑月明 余鸿健 苏立荣 
This report uses information obtained from the first cruise operated by the Sino-American cooperative sea-air interaction program in December 12, 1985—February 21, 1986 to discuss the physicochemical properties of ma...
关键词：AEROSOL NEUTRON ACTIVATION analysis ENRICHMENT factor 
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