Modeling acoustic waves in locally enhanced meshes with a staggered-grid finite difference approach

DOI10.1016/J.WAVEMOTI.2020.102624OpenAlexW3039631180MaRDI QIDQ2659688

Juan C. Muñoz-Cuartas, Koen W. A. van Dongen, Carlos A. Vera-Ciro, Sergio Sanes Negrete

Publication date: 26 March 2021

Published in: Wave Motion (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.wavemoti.2020.102624

zbMATH Keywords

time domainfinite differencegeneralized coordinatesdifferential geometryacoustic wave equation

Mathematics Subject Classification ID

Fluid mechanics (76-XX) Numerical analysis (65-XX)

Cites Work

• Finite-difference strategy for elastic wave modelling on curved staggered grids
• A perfectly matched layer for the absorption of electromagnetic waves
• A new central compact finite difference scheme with high spectral resolution for acoustic wave equation
• Solving the Helmholtz equation for general smooth geometry using simple grids
• Finite-difference time-domain method for three-dimensional grid of hexagonal prisms
• Generalized transformation design: metrics, speeds, and diffusion
• Modeling the propagation of elastic waves using a modified finite difference grid.
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