地球内部物质组成及其性质的研究

被引:3
作者
臧绍先
宁杰远
机构
[1] 北京大学地球物理系
[2] 北京大学地球物理系 北京
[3] 北京
关键词
物质组成; 相变; 间断面;
D O I
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中图分类号
学科分类号
摘要
地球内部物质组成的研究涉及对地表现象的深入解释,与地球动力学、地球热结构及宇宙演化有着密切的关系.本文综述了这方面的研究结果及近期的进展,指出两种地幔模型的主要分歧点,讨论了地幔中的主要相变及与间断面的关系,对今后研究提出四点意见.
引用
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页码:1 / 12
页数:12
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  • [1] Models of the Earth’s core. Stevenson,D.J. Science . 1981
  • [2] In search of a bulk Earth composition. Hart,S.R.and Xindler,A. Chemical Geology . 1986
  • [3] Density and composition of the lower mantle,Phil.Trans.Res.Soc. Jeanloz,R.and Kinttle,E. London,A . 1989
  • [4] Thermally induced phase changes,lateral heterogeneity of the mantle,continental roots and deep slab anomalies,J. Anderson,D.L. Geophysical Research Letters . 1987
  • [5] Fundamental thermodynamic relations and silicate melting with implications for the constitution of D″,J. Stixrude,L.and Bukowinski,M.S.T. Geophysical Research Letters . 1990
  • [6] Temperature and pressure derivatives of elastie with application to the mantle,J. Anderson,D.L. Geophysical Research Letters . 1988
  • [7] Olivine-spinel transitions:experimental and thermodynamic constraints and implications for the nature of the 400km seismic discontinuity,J. Bina,C.R.and Wood,B.J. Geophysical Research Letters . 1987
  • [8] The system Mg2SiO4-Fe2SiO4 at high pressure and temperatures:precise determination of stabilities of olvine,modified spinel,and spine,J. Katsura,T.and Ito,E. Geophysical Research Letters . 1989
  • [9] Post-spinel transformations in the system Mg2SiO4-Fe2SiO4 and some geophysical implications,J. Ito,E.and Takahashi,E. Geophysical Research Letters . 1989
  • [10] Nature of the 650km seismic discontinuity implications for mantle dynamics and differentiation. Ringwood,A.E.and Irifune,T. Nature . 1988