Discontinuous Galerkin methods in nanophotonics

K Busch, M König, J Niegemann - Laser & Photonics Reviews, 2011 - Wiley Online Library
This article reviews the state of the recently developed discontinuous Galerkin finite element
method for the efficient numerical treatment of nanophotonic systems. This approach …

Large-scale simulation of seismic wave motion: A review

B Poursartip, A Fathi, JL Tassoulas - Soil Dynamics and Earthquake …, 2020 - Elsevier
We review key ingredients that are needed for high-fidelity simulation of earthquake-
generated seismic waves in large regions. Specifically, we survey existing literature on wave …

A comparative study of finite element and spectral element methods in seismic wavefield modeling

Y Liu, J Teng, H Lan, X Si, X Ma - Geophysics, 2014 - library.seg.org
The computational accuracy and efficiency of finite element method and spectral element
method (SEM) are investigated thoroughly in time-domain elastic wavefield modeling. The …

[HTML][HTML] Whitney edge elements and the Runge phenomenon

AA Rodríguez, LB Bruno, F Rapetti - Journal of Computational and Applied …, 2023 - Elsevier
It is well known that Lagrange interpolation based on equispaced nodes can yield poor
results. Oscillations may appear when using high degree polynomials. For functions of one …

[PDF][PDF] 三角网格谱元法地震波场数值模拟

刘有山, 滕吉文, 徐涛, 刘少林, 司芗, 马学英 - 地球物理学进展, 2014 - researchgate.net
摘要谱元法结合了有限元法的灵活性和谱方法的指数收敛性, 高效且高精度,
是近年来发展的一种重要的地震波场数值模拟方法. 经典的谱元法采用四边形(六面体) 网格 …

Higher-order triangular spectral element method with optimized cubature points for seismic wavefield modeling

Y Liu, J Teng, T Xu, J Badal - Journal of Computational Physics, 2017 - Elsevier
The mass-lumped method avoids the cost of inverting the mass matrix and simultaneously
maintains spatial accuracy by adopting additional interior integration points, known as …

[HTML][HTML] Computing Fekete and Lebesgue points: simplex, square, disk

M Briani, A Sommariva, M Vianello - Journal of Computational and Applied …, 2012 - Elsevier
We have computed point sets with maximal absolute value of the Vandermonde determinant
(Fekete points) or minimal Lebesgue constant (Lebesgue points) on three basic …

A nodal high-order discontinuous Galerkin method for elastic wave propagation in arbitrary heterogeneous media

ED Mercerat, N Glinsky - Geophysical Journal International, 2015 - academic.oup.com
We present an extension of the nodal discontinuous Galerkin method for elastic wave
propagation to high interpolation orders and arbitrary heterogeneous media. The high-order …

[图书][B] Numerical methods for partial differential equations: An introduction

V Ruas - 2016 - books.google.com
Numerical Methods for Partial Differential Equations: An Introduction Vitoriano Ruas,
Sorbonne Universités, UPMC-Université Paris 6, France A comprehensive overview of …

[HTML][HTML] 任意各向异性介质三维非结构谱元法直流电阻率正演模拟研究

朱姣, 殷长春, 任秀艳, 刘云鹤, 惠哲剑, 谷宇 - 地球物理学报, 2021 - html.rhhz.net
各向异性是地电异常解释中不可忽视的因素, 广泛存在于裂隙或层理发育的地质环境中.
本文针对任意各向异性条件下直流电阻率法三维正演问题进行研究, 结合非结构谱元法建立模拟 …