搜索结果: 1-5 共查到“理学 seismic wave”相关记录5条 . 查询时间(0.111 秒)
Computer animation as a tool to visualize effects of seismic wave propagation inside heterogeneous media
computer animations numerical modelling seismic wave propagations
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2015/9/30
A technique to make computer animations representing the propagation of antiplane shear waves in heterogeneous dissipative media is presented. The aim is to develop a useful tool to better investigate...
Seismic wave extrapolation using lowrank symbol approximation
Decomposition Lowrank
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2015/7/14
We consider the problem of constructing a wave extrapolation operator in a variable and possibly anisotropic medium. Our construction involves Fourier transforms in space combined with the help of a l...
Lowrank finite-differences and lowrank Fourier finite-differences for seismic wave extrapolation in the acoustic approximation
Numerical solutions Body waves Seismic anisotropy Computational seismology Wave propagation Acoustic properties
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2015/7/14
We introduce a novel finite-difference (FD) approach for seismic wave extrapolation in time.We derive the coefficients of the finite-difference operator from a lowrank approximation of the space-waven...
Non-linear Stress-strain Relation in Sedimentary Rocks and Its Effect on Seismic Wave Velocity
the stress-strain relations microplasticity hysteresis the strain-amplitude dependence nonlinear wave propagation
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2009/6/9
Character of the stress-strain relation σ(ε) of sedimentary rocks depends on the strain level in a range of ε~10-6÷10-3. Nonlinearity and a hysteresis in the σ(ε) are caused by microplasticity. Static...
Multisymplectic Geometry for the Seismic Wave Equation
multisymplectic geometry
multisymplectic formulation seismic wave equation
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2007/8/15
2004Vol.41No.4pp.561-566DOI:
Multisymplectic Geometry for the Seismic Wave Equation
CHEN Jing-Bo
Institute of Geology and Geophysics, the Chinese Academy of Sciences,...