Vibrational excitation in the system: Nonlocal model of vibronic coupling through the continuum

J Dvořák, K Houfek, M Čížek - Physical Review A, 2022 - APS
We present our model of the e+ CO 2 system that has been used to calculate the two-
dimensional electron energy-loss spectrum of CO 2 for incoming electron energies up to 5 …

A new iterative method for solving a class of complex symmetric system of linear equations

D Hezari, DK Salkuyeh, V Edalatpour - Numerical Algorithms, 2016 - Springer
We present a new stationary iterative method, called Scale-Splitting (SCSP) method, and
investigate its convergence properties. The SCSP method naturally results in a simple matrix …

Efficiency of room acoustic simulations with time-domain FEM including frequency-dependent absorbing boundary conditions: Comparison with frequency-domain …

T Okuzono, T Yoshida, K Sakagami - Applied Acoustics, 2021 - Elsevier
Recent wave-based room acoustic simulations in the time domain can incorporate
frequency-dependent absorbing boundary conditions (BCs), by which time responses …

[HTML][HTML] A new iteration method for a class of complex symmetric linear systems

T Wang, Q Zheng, L Lu - Journal of Computational and Applied …, 2017 - Elsevier
In this paper, a new iteration method is proposed for solving the complex symmetric linear
systems. In theory, we show that the convergence factor or the upper bound of the spectral …

[HTML][HTML] An extension of the conjugate residual method to nonsymmetric linear systems

T Sogabe, M Sugihara, SL Zhang - Journal of Computational and Applied …, 2009 - Elsevier
The Conjugate Gradient (CG) method and the Conjugate Residual (CR) method are Krylov
subspace methods for solving symmetric (positive definite) linear systems. To solve …

A frequency domain finite element solver for acoustic simulations of 3D rooms with microperforated panel absorbers

T Okuzono, K Sakagami - Applied Acoustics, 2018 - Elsevier
Microperforated panel (MPP) absorbers, which provide broadband sound absorption without
the use of fibrous materials, have favorable material properties that support recyclability …

Several variants of the Hermitian and skew‐Hermitian splitting method for a class of complex symmetric linear systems

SL Wu - Numerical Linear Algebra with Applications, 2015 - Wiley Online Library
This paper is concerned with several variants of the Hermitian and skew‐Hermitian splitting
iteration method to solve a class of complex symmetric linear systems. Theoretical analysis …

Krylov subspace methods for linear systems

T Sogabe - Springer Series in Computational Mathematics, 2022 - Springer
In many fields of scientific computing and data science, we frequently face the problem of
solving large and sparse linear systems of the form Ax= b, which is one of the most time …

Lanczos-type variants of the COCR method for complex nonsymmetric linear systems

YF Jing, TZ Huang, Y Zhang, L Li, GH Cheng… - Journal of …, 2009 - Elsevier
Motivated by the celebrated extending applications of the well-established complex
Biconjugate Gradient (CBiCG) method to deal with large three-dimensional electromagnetic …

A numerical study of iterative substructuring method for finite element analysis of high frequency electromagnetic fields

M Ogino, A Takei, S Sugimoto, S Yoshimura - Computers & Mathematics …, 2016 - Elsevier
This paper describes iterative methods for the high frequency electromagnetic analysis
using the finite element method of Maxwell equations including displacement current. The …