TRACING

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Sr-Nd isotopic characteristics and their significance in provenance tracing of detrital sediment in major rivers and marginal seas of eastern China
《Science China Earth Sciences》2025年第2期523-537,共15页Xiaobao GAO Chao LI Zhifei DUAN Yulong GUO Shouye YANG 
supported by the National Key Research and Development Program of China(Grant No.2022YFF0800504);the National Natural Science Foundation of China(Grant Nos.42273057,42076063);the Natural Science Foundation of Shanghai(Grant No.21590712700)。
Sr-Nd isotopes are widely utilized as reliable tracers in sediment provenance studies.In this study,we compiled 304 Sr and 335 Nd isotope data of fine-grained surface sediments collected from major rivers in eastern C...
关键词：Sr-Nd isotope Provenance tracing Detrital sediments Eastern China rivers Marginal seas 
Applications of mercury stable isotopes for tracing volcanism in the geologic record
《Science China Earth Sciences》2024年第5期1436-1458,共23页Qing GONG Ming-Xing LING Wang ZHENG 
supported by the National Key R&D Program of China(Grant Nos.2023YFC2906601 and 2021YFC2901705);the National Natural Science Foundation of China(Grant No.42173024);the China National Uranium Company-State Key Laboratory of Nuclear Resources and Environment Joint Innovation Fund(Grant No.2022NRE-LH-16);the Jiangxi Double Thousand Plan(Grant No.DHSQT22021005);the Research Foundation of East China University of Technology(Grant No.DHBK2019296)。
Mercury(Hg)enrichments in ancient sediments have been used as a proxy of volcanism,especially large igneous province(LIP)eruptions.However,considering the existence of other potential Hg sources besides volcanoes and ...
关键词：Mercury stable isotopes Large igneous province Mass extinction event Ocean anoxic event 
Precipitation recycling ratio and water vapor sources on the Tibetan Plateau被引量：2
《Science China Earth Sciences》2022年第3期584-588,共5页Kun YANG Qiuhong TANG Hui LU 
supported by the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDA2006010201);the Second Tibetan Plateau Scientific Expedition and Research Program(Grant No.2019QZKK0206)。
Precipitation recycling ratio(i.e.,evaporation-precipitation feedback strength)and water vapor sources are two key aspects of regional water cycle,and their quantification is essential for understanding water cycle pr...
关键词：Regional water vapor balance Precipitation recycle Water vapor tracing Precipitating period 
Geochemical processes and origin of boron isotopes in geothermal water in the Yunnan-Tibet geothermal zone被引量：11
《Science China Earth Sciences》2014年第12期2934-2944,共11页Lü YuanYuan ZHENG MianPing ZHAO Ping XU RongHua 
supported by National Natural Science Foundation of China(Grant Nos.41203012,41030317);China Geological Survey(Grant No.1212011085524)
Boron concentrations and isotope compositions have been measured for 93 water samples from the hot springs and drill-holes in the geothermal system in the Yunnan-Tibet Geothermal Belt(YTGB),China.Boron concentrations ...
关键词：Yunnan-Tibet geothermal zone Boron isotope geothermal water TRACING 
Using geochemical tracing system to identify new types of gas sources in marine strata of the Hotan River Gas Field in the Tarim Basin被引量：2
《Science China Earth Sciences》2010年第6期844-853,共10页WenHui Liu DianWei Zhang Bo Gao Ming Fan 
supported by Petroleum & Chemical United Fund Project (Grant No. 40739902).
There are natural gas sources of various modes of occurrence in superimposed basins. Besides the conventional kerogen and ancient oil reservoir, dispersed soluble organic matter (DSOM) is an important direct gas sourc...
关键词：dispersed soluble organic matter (DSOM) cracking GAS Hotan RIVER GAS Field carbon ISOTOPIC composition geological TRACING system 
Ternary geochemical-tracing system in natural gas accumulation被引量：9
《Science China Earth Sciences》2007年第10期1494-1503,共10页LIU WenHui1,2?, CHEN MengJin3, GUAN Ping4, ZHENG JianJing2, JIN Qiang5, LI Jian6, WANG WanChun2, HU GuoYi3, XIA YanQing2 & ZHANG DianWei2 1 Exploration & Production Research Institute, SINOPEC, Beijing 100083, China 2 Key Laboratory of Gas Geochemistry, Institute of Geology and Geophysics, Chinese Academy of Sciences, Lanzhou 730000, China 3 Research Institute of Petroleum Exploration & Production, PetroChina, Beijing 100083, China 4 School of Earth and Space Sciences, Peking University, Beijing 100871, China 5 China University of Petroleum (East China), Dongying 257062 ,China 6 Longfang Branch, Research Institute of Petroleum Exploration & Production, PetroChina, Longfang 065007, China 
Research Project of the National Key Basic Research Development Program (973 Program) of China (Grant No. 2001CB209102)
The establishment of geochemical-tracing system of gas generation and accumulation is helpful to re-elucidating the gas migration and accumulation in time and space. To deduce the complex process of gas accumulation, ...
关键词：stable isotope  NOBLE gas  light hydrocarbon  TRACING system  sources of natural GAS 
Sr-Nd isotopic compositions of the Changjiang sediments: Implications for tracing sediment sources被引量：35
《Science China Earth Sciences》2007年第10期1556-1565,共10页YANG ShouYe1?, JIANG ShaoYong2, LING HongFei2, XIA XiaoPing3, SUN Min3 & WANG DeJie4 1 State Key Laboratory of Marine Geology, Tongji University, Shanghai 200092, China 2 State Key Laboratory for Mineral Deposit Research, Nanjing University, Nanjing 210093, China 3 Departmen of Earth Sciences, The University of Hong Kong, Hong Kong SAR, China 4 Development Research Center, China Geological Survey, Beijing 100083, China 
National Natural Science Foundation of China (Grant No. 40476029); Shanghai Rising-Star Program (Grant No. 04QMX1430)
The suspended particulate and fine-grained floodplain sediments were collected from the main stream and tributaries of the Changjiang River for Sr-Nd isotopic measurements. The εNd(0) values gradually decrease downst...
关键词：SR-ND isotopes  sediment  CHANGJIANG River  source rock  PROVENANCE 
Characteristics of distribution and transport of petroleum contaminants in fracture-karst water in Zibo Area, Shandong Province, China被引量：13
《Science China Earth Sciences》2000年第2期141-150,共10页朱学愚 刘建立 朱俊杰 陈余道 
Fracture-karst water is an important water resource for the water supply in North China. Petroleum contamination is one of the most problematic types of the groundwater pollution. The characteristics of distribution a...
关键词：fracture-karst water PETROLEUM CONTAMINANTS TRACING test BENZENE curve of concentration versus time spatial distribution. 
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