Review and recent developments on the perfectly matched layer (PML) method for the numerical modeling and simulation of elastic wave propagation in unbounded …

F Pled, C Desceliers - Archives of Computational Methods in Engineering, 2022 - Springer
This review article revisits and outlines the perfectly matched layer (PML) method and its
various formulations developed over the past 25 years for the numerical modeling and …

Seismic, waveform modeling and tomography

Y Wang, Y Rao - Encyclopedia of solid earth geophysics, 2020 - Springer
Tomography. A seismic inversion method to produce slicing image of the internal structures
of an object, by recording seismic wavefield propagating through and scatteredrefracted …

Three-dimensional curved grid finite-difference modelling for non-planar rupture dynamics

Z Zhang, W Zhang, X Chen - Geophysical Journal International, 2014 - academic.oup.com
In this study, we present a new method for simulating the 3-D dynamic rupture process
occurring on a non-planar fault. The method is based on the curved-grid finite-difference …

3-D numerical simulations of earthquake ground motion in sedimentary basins: testing accuracy through stringent models

E Chaljub, E Maufroy, P Moczo, J Kristek… - Geophysical Journal …, 2015 - academic.oup.com
Differences between 3-D numerical predictions of earthquake ground motion in the
Mygdonian basin near Thessaloniki, Greece, led us to define four canonical stringent …

Dynamic rupture simulations of the 2008 Mw 7.9 Wenchuan earthquake by the curved grid finite‐difference method

Z Zhang, W Zhang, X Chen - Journal of Geophysical Research …, 2019 - Wiley Online Library
Enough investigations and observations have been undertaken to suggest that the great
2008 Mw 7.9 Wenchuan earthquake of China ruptured in a highly complex pattern. The …

Double-pole unsplit complex-frequency-shifted multiaxial perfectly matched layer combined with strong-stability-preserved Runge-Kutta time discretization for seismic …

J Huang, D Yang, X He, J Sui, S Liang - Geophysics, 2023 - library.seg.org
The classical complex-frequency-shifted perfectly matched layer (CFS-PML) technique has
attracted widespread attention for seismic wave simulations. However, few studies have …

Dynamic rupture simulations based on interseismic locking models—taking the Suoerkuli section of the Altyn Tagh fault as an example

Y Gu, Z Zhang, W Wang, Z Wang - Geophysical Journal …, 2023 - academic.oup.com
For simulating the dynamic rupture process in earthquake scenarios, the stress distribution
along the fault remains unclear owing to a lack of direct measurements. Regional stress …

Dynamic rupture simulations of the 1920 Ms 8.5 Haiyuan earthquake in China

X Xu, Z Zhang, F Hu, X Chen - Bulletin of the …, 2019 - pubs.geoscienceworld.org
The Haiyuan fault is a major seismogenic fault on the northeastern edge of the Tibetan–
Qinghai plateau. The 16 December 1920 M s 8.5 Haiyuan, China, earthquake is the largest …

A unified higher-order unsplit CFS-PML technique for solving second-order seismic equations using discontinuous Galerkin method

J Huang, D Yang, X He - Journal of Computational Physics, 2024 - Elsevier
The absorbing boundary conditions play a key role in numerical simulations. The complex
frequency-shifted perfectly matched layer (CFS-PML), one of the absorbing boundary …

Rupture dynamics and ground motion from potential earthquakes around Taiyuan, China

Z Zhang, W Zhang, X Chen, P Li… - Bulletin of the …, 2017 - pubs.geoscienceworld.org
Using the curved grid finite‐difference method, we develop dynamic spontaneous rupture
models of earthquakes on the Jiaocheng fault (JF) near Taiyuan, the capital and largest city …