An approximation to the reflection coefficient of plane longitudinal waves based on the diffusive-viscous wave equation

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• 作者：Haixia Zhao^a ; ^{haixia19861220@163.com} ; Jinghuai Gao^b ; ^{jhgao@mail.xjtu.edu.cn} ; Jigen Peng^a
• 关键词：Reflection coefficient ; Approximation ; Diffusive-viscous wave equation ; Frequency-dependent
• 刊名：Journal of Applied Geophysics
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：136
• 期：Complete
• 页码：156-164
• 全文大小：2697 K
• 卷排序：136

文摘

We derive a two-term and three-term approximation to the reflection coefficient. The approximations match well with the exact solution within angle of 35°. Approximations mainly rely on diffusive parameter rather than viscous parameter.