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- W2355021686 abstract "Research on the characteristics of geologic and geophysical properties of gypsum stratum shows the effect of absorption and scattering of in-situ gypsum stratum on seismic wavefield is the main factors that impede the imaging of strata under gypsum.We analyzed the difference between frequencies of shallow and deep seismic reflections on amplitude spectrum from wave equation numerical simulation on a 2-D visco-elastic model.It reveals the absorption and scattering of medium to waves are related to the frequency of seismic signals and low frequency signals are superior in resisting absorption and scattering.Real data results also confirm that low-frequency signals can be used to boost the quality of imaging under the gypsum." @default.
- W2355021686 created "2016-06-24" @default.
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- W2355021686 date "2009-01-01" @default.
- W2355021686 modified "2023-09-25" @default.
- W2355021686 title "Use of low-frequency signals to improve imaging quality under gypsum" @default.
- W2355021686 hasPublicationYear "2009" @default.
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