桂林茅茅头大岩现代碳酸盐沉积物~(210)Pb分布特征
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摘要
<正>~(210)Pb技术已经广泛应用到冰芯(Kehrwald et al.,2008)、海洋(Sternberg et al.,1979)和湖泊沉积物(Wu Yanhong et al.,2010)、以及洞穴沉积物(Baskaran et al.,1993)定年研究中。不同于其他地质载体,洞穴沉积物接受的外界~(210)Pb输入,却隔着洞穴顶板、岩溶含水层、土壤和植被等,在这个特殊的背景下,洞穴沉积物中~(210)Pb将表现出什么
引文
Appleby P G,Oldfield F.1978.The calculation of Lead-210 dates assuming a constant rate of supply of unsupported 210Pb to the sediment.Catena,5(1):1~8.
    Baskaran M,Iliffe T M.1993.Age determination of recent cave deposits using excess 210Pb-A new technique.Geophysical Research Letter,20(7):603~606.
    Kehrwald N M,Thompson L G,Yao Tantdong,Thompson E M,Schotterer U,Alfimov V,Beer J,Eikenberg J,Davis M E.2008.Mass loss on Himalayan glacier endangers water resources.Geophysical Research Letters,35,L22503,doi:10.1029/2008GL035556.
    Nittrouer C A,Sternberg R W,Carpenter R,Bennett J T.1979.The use of Pb-210 geochronology as a sedimentological tool:Application to the Washington continental shelf.Marine Geology,31(3~4):297~316.
    Wu Yanhong,Liu Enfeng,Bing Haijian,Yang Xiangdong,Xue Bin,Xia Weilan.2010.Geochronology of recent lake sediments from Longgan lake,middle reach of the Yangtze River,influenced by disturbance of human activities.Science China(Earth Sciences),53(8):1188~1194.

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