Three-dimensional crustal structure of the capital area obtained by a joint inversion of DSS data from multiple profiles

被引:0
|
作者
Li, SL [1 ]
Zhang, XK [1 ]
Song, ZL [1 ]
Shi, JH [1 ]
Deng, HZ [1 ]
Yang, J [1 ]
Zhang, CK [1 ]
Ren, QF [1 ]
机构
[1] CSB, Res Ctr Explorat Geophys, Zhengzhou 450002, Peoples R China
来源
关键词
capital area; deep seismic sounding; joint inversion; crustal structure;
D O I
暂无
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
In order to carry out an unified analysis and interpretation of the 2-D data from multiple profiles, constraints at the intersecting points of the profiles are taken into account. A solution of simultaneous equations with integrated data from all the profiles is accomplished by constructing a unified matrix of partial derivatives. The method is used to reprocess and reinterpret data from 6 wide-angle reflection/refraction DSS profiles conducted in the Capital Area by the Research Center of Exploration Geophysics, China Seismological Bureau. As a result, 3-D velocity structures and tectonic characteristics of the crust in this area are obtained On this basis, and in the light of results by other geophysical techniques, the spatial scope of 4 crustal low velocity layers (bodies) and fault strikes are determined.
引用
收藏
页码:360 / +
页数:10
相关论文
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