TRACE_ELEMENTS

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The partitioning behavior of trace elements in subduction zones:Advances and prospects被引量：6
《Science China Earth Sciences》2020年第12期1938-1951,共14页Xiaolin Xiong Xingcheng Liu Li Li Jintuan Wang Wei Chen Mengfei Ruan Ting Xu Zhongxing Sun Fangfang Huang Jianping Li&Lei Zhang 
the National Key Research and Development Program of China(Grant No.2018YFA0702704);the National Natural Science Foundation of China(Grant Nos.41573053&41921003);the Key Research Project of Frontier Science of the Chinese Academy of Sciences(Grant No.QYZDJ-SSW-DQC012).
The partitioning behavior of trace elements is of key importance for understanding the geochemical process and material cycle mechanism in subduction zones.This paper focuses on the advances and prospects on the studi...
关键词：Subduction zone Supercritical fluid Transition elements Element partitioning Ore-forming elements 
NanoSIMS imaging method of zircon U-Pb dating被引量：3
《Science China Earth Sciences》2016年第11期2155-2164,共10页HU Sen LIN YangTing YANG Wei WANG Wei-(RZ) ZHANG JianChao HAO JiaLong XING WeiFan 
financially supported by the National Natural Science Foundation of China (Grant Nos. 41430105, 41490631, 41573057 & 41521062)
We report an imaging method of zircon U-Pb dating with NanoSIMS 50 L, which overcomes the significant U-Pb fractionation as the pit was sputtered deeper during conventional spot mode analysis and can be applied to irr...
关键词：Zircon U-Pb dating NanoSIMS Imaging Trace elements Zoning 
Carbon isotopes, sulfur isotopes, and trace elements of the dolomites from the Dengying Formation in Zhenba area, southern Shaanxi: Implications for shallow water redox conditions during the terminal Ediacaran被引量：8
《Science China Earth Sciences》2015年第7期1107-1122,共16页CHEN YaLi CHU XueLei ZHANG XingLiang ZHAI MingGuo 
supported by the National Basic Research Program of China(Grant No.2011CB808805);MOST Special Fund from the State Key Laboratory of Continental Dynamics,Northwest University,and National Natural Science Foundation of China(Grant No.41172029)
Carbon isotope, sulfur isotope, and trace element(including Rare Earth Elements, REE) analyses were conducted on the carbonates of the Dengying Formation at Lianghekou section in southern Shaanxi to reconstruct the te...
关键词：Yangtze Platform southern Shaanxi EDIACARAN trace elements carbon isotopes sulfur isotopes 
Trace element composition in tuite decomposed from natural apatite in high-pressure and high-temperature experiments被引量：1
《Science China Earth Sciences》2014年第12期2922-2927,共6页ZHAI ShuangMeng XUE WeiHong Daisuke YAMAZAKI MA Fang 
financially supported by National Natural Science Foundation of China(Grant No.40973045)
Tuite has been suggested as a potential reservoir for trace elements in the deep mantle,but no evidence confirms this supposition.By using a natural apatite as starting material,the trace-element-bearing tuite large c...
关键词：tuite trace elements high-pressure and high-temperature 
Diurnal hydrological controls and non-filtration effects on minor and trace elements in stream water draining the Qiyi Glacier, Qilian Mountain被引量：6
《Science China Earth Sciences》2013年第1期81-92,共12页LI XiangYing QIN DaHe JING ZheFan LI YueFang WANG NingLian 
supportedby Key Program of National Natural Science Foundation of China (Grant No. 41030527);Hundred Talents Program of the Chinese Academy of Sciences (Grant No. 0827611002);West Light Program for Talent Cultiration of Chinese Academy of Sciences (CAS), Open Foundation of SKLCS, CAS (Grant No. SKLCS09-04);China Postdoctoral Science Foundation (Grant No. 20110490062);Indenendent Program of SKLCS,CAS (Grant No. SKLCS-ZZ-2012-02-01);National Natural Science Foundation of China (Grant Nos. 40930526 and 40771046);Foundation for Excellent Youth Scholars of CAREERI, CAS
Diurnal minor and trace elements in glacial outflow water draining the Qiyi Glacier and associated hydrological controls as well as the filtration effects on water chemistry were examined. Results show that major ions...
关键词：minor and trace elements FILTRATION stream water Qiyi Glacier Qilian Mountain 
The periodic law of trace elements in coal——A case study of the 5~# coal from the Weibei Coalfield被引量：8
《Science China Earth Sciences》2011年第10期1542-1550,共9页YANG JianYe 
supported by National Natural Science Foundation of China (Grand No. 40872101);Natural Science Foundation of Science and Technology Agency of Shaanxi Province (Grand No. DK07JK322);the Doctor Foundation of Xi'an Science and Technology University (Grand No. A5039)
To better understand the 5# coal （late Paleozoic） from the Weibei Coalfield, nine samples were collected in different locations of the 5# coal seam. The correlation coefficients between 51 trace elements including o...
关键词：trace elements COAL element periodic law 
Magma mixing of granites at Lianghe:In-situ zircon analysis for trace elements, U-Pb ages and Hf isotopes被引量：29
《Science China Earth Sciences》2011年第9期1346-1359,共14页CONG Feng LIN ShiLiang ZOU GuangFu LI ZaiHui XIE Tao PENG ZhiMin LIANG Ting 
supported by China Geological Survey (Grant No. 1212010784007)
In this paper, we report an integrated study of trace element, U-Pb age and Hf isotopic composition of zircons from alkali feldspar granites, granodiorites and diorite enclaves in a recently discovered ring complex at...
关键词：Lianghe ZIRCON trace element U-Pb age Hf isotope magma mixing 
A comparative study of boron isotopes and trace elements of the marine foraminifers during the last glacial maximum and Holocene
《Science China Earth Sciences》2010年第1期91-100,共10页NI YunYan 1,2 1 Research Institute of Petroleum Exploration and Development,PetroChina,Beijing 100083,China 2 Bristol Isotope Group,Department of Earth Sciences,Bristol University,Wills Memorial Building,Queens Road,Bristol BS8 1RJ,United Kingdom 
funded by ORS fellowship supplemented by he Department of Earth Scieces,University of Bristol to Ni R. Y.;National Natural Science Foundation of China (Grant No.40703014)
Boron isotopic compositions in marine planktonic foraminifers can record changes in seawater pH and hence provide a new tool to reconstruct the changes of paleo-atmospheric PCO2.Here a comparative study was done on bo...
关键词：FORAMINIFERS boron ISOTOPE trace element last GLACIAL maximum atmospheric PCO2 
Trace elements in tree rings and their environmental effects: A case study in Xi’an City被引量：2
《Science China Earth Sciences》2009年第4期504-510,共7页LIU Yu TA WeiYuan BAO TingYi YANG ZengYue SONG HuiMing LIU Na WANG WeiPing ZHANG HongYi ZHANG Wei AN ZhiSheng 
Supported by National Natural Science of China (Grant Nos. 40525004, 40121303);National Basic Peasearch Program of China (Grant No. 2004CB720200)
Using wet digested method and ICP mass spectrometer, we analyzed the concentration of five trace elements (Cd, Mn, P, Zn and Pb) for the tree rings from both urban and suburbs of Xi'an. At the urban sampling site, one...
关键词：Xi’an TREE RINGS element CONCENTRATION environmental CONTAMINANTS 
Migration and enrichment of trace elements of Lower Palaeozoic carbonate rock strata in Beijing被引量：1
《Science China Earth Sciences》2008年第12期1759-1767,共9页NI ShanQin HOU QuanLin JU YiWen XIAO LingLing WU YuDong LIU Qing 
the National Basic Research Municipal Program of China (973 Pro-gram)(Grant No. 2006CB202201);Beijing Natural Science Foundation (Grant No. 8063032)
Analyses of trace elements of the Lower Palaeozoic carbonate rock strata in Beijing show that the contents of As, Hg, F increase from primary carbonate rocks to weathered carbonate rocks and from primary carbonate roc...
关键词：CARBONATE ROCKS trace elements FE2O3 SULFIDE clay mineral ENRICHMENT 
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