中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Temporal variations of delta (18)O of atmospheric water vapor at Delingha

文献类型:期刊论文

作者Yin ChangLiang1; Yao TanDong2; Tian Lide2; Liu DongNian3; Yu WuSheng2; Qu DongMei2
刊名SCIENCE IN CHINA SERIES D-EARTH SCIENCES
出版日期2008-07-01
卷号51期号:7页码:966-975
关键词Delingha delta(18)O atmospheric water vapor
ISSN号1006-9313
DOI10.1007/s11430-008-0076-6
通讯作者Yin ChangLiang(yincl6@163.com)
英文摘要Oxygen stable isotope of atmospheric water vapor is widely used to study the modern process of climate. Atmospheric water vapor samples were collected at Dlingha, northeast of Tibetan Plateau during the period from July 2005 to February 2006. The variation of delta(18)O and the relationships between delta(18)O and both the temperature and specific humidity are analyzed in this paper. Results show that the seasonal variation of delta(18)O of atmospheric water vapor at Delingha is remarkable with higher delta(18)O in summer and lower delta(18)O in winter. The temporal variation of vapor delta(18)O shows obvious fluctuations, with magnitude of over 37 parts per thousand The daily variation of the delta(18)O is highly correlated with air temperature. The relationship between delta(18)O and atmospheric water vapor content is complex. Study shows that delta(18)O of atmospheric water vapor is positively correlated with specific humidity in winter in seasonal scale and inversely correlated with specific humidity in summer rainy period. The delta(18)O values of atmospheric water vapor are lower than those of precipitation at Delingha, and the average difference is 10.7 parts per thousand Variations of delta(18)O of atmospheric water vapor is also found to be affected by precipitation events, The model results show that the precipitation effect could have caused the vapor delta(18)O in the raining season to lower by 7% in average in July and August.
收录类别SCI
WOS关键词STABLE-ISOTOPE RATIOS ; TIBETAN PLATEAU ; ICE-CORE ; MONSOON PRECIPITATION ; MOISTURE TRANSPORT ; RIVER-BASIN ; RECORD ; QINGHAI ; TEMPERATURE ; AFRICA
WOS研究方向Geology
WOS类目Geosciences, Multidisciplinary
语种英语
WOS记录号WOS:000257332400006
出版者SCIENCE PRESS
URI标识http://www.irgrid.ac.cn/handle/1471x/2556126
专题寒区旱区环境与工程研究所
通讯作者Yin ChangLiang
作者单位1.Chinese Acad Sci, State Key Lab Cryoshper Sci Cold & Arid Reg, Environm & Engn Res Inst, Lanzhou 730000, Peoples R China
2.Chinese Acad Sci, Lab Environm & Proc, Inst Tibetan Plateau Res, Beijing 100085, Peoples R China
3.Meteorol Observ Haixi Prefecture Qinghai Prov, Delingha 817000, Peoples R China
推荐引用方式
GB/T 7714
Yin ChangLiang,Yao TanDong,Tian Lide,et al. Temporal variations of delta (18)O of atmospheric water vapor at Delingha[J]. SCIENCE IN CHINA SERIES D-EARTH SCIENCES,2008,51(7):966-975.
APA Yin ChangLiang,Yao TanDong,Tian Lide,Liu DongNian,Yu WuSheng,&Qu DongMei.(2008).Temporal variations of delta (18)O of atmospheric water vapor at Delingha.SCIENCE IN CHINA SERIES D-EARTH SCIENCES,51(7),966-975.
MLA Yin ChangLiang,et al."Temporal variations of delta (18)O of atmospheric water vapor at Delingha".SCIENCE IN CHINA SERIES D-EARTH SCIENCES 51.7(2008):966-975.

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来源:寒区旱区环境与工程研究所

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