A lifted local Galerkin method for solving the reaction–diffusion equations on implicit surfaces

X Xiao, K Wang, X Feng - Computer Physics Communications, 2018 - Elsevier
The reaction–diffusion equations models on surfaces have received growing interest and
have been applied to simulate the physical processes and chemical reactions on ultra-thin …

Design/analysis of GEGS4-1 time integration framework with improved stability and solution accuracy for first-order transient systems

Y Wang, D Maxam, KK Tamma, G Qin - Journal of Computational Physics, 2020 - Elsevier
In this work, the fundamental design procedure, termed as Algorithms by Design, is
exploited to establish novel explicit algorithms under the umbrella of linear multi-step (LMS) …

An efficient space-time operator-splitting method for high-dimensional vector-valued Allen–Cahn equations

Y Sun, X Xiao, Z Gao, X Feng - … Journal of Numerical Methods for Heat …, 2019 - emerald.com
Purpose The purpose of this paper is to propose an efficient space-time operator-splitting
method for the high-dimensional vector-valued Allen–Cahn (AC) equations. The key of the …

Energy stable discontinuous Galerkin finite element method for the Allen–Cahn equation

B Karasözen, M Uzunca… - International Journal …, 2018 - World Scientific
In this paper, we investigate numerical solution of Allen–Cahn equation with constant and
degenerate mobility, and with polynomial and logarithmic energy functionals. We discretize …

[HTML][HTML] An efficient nonconforming finite element two-grid method for Allen–Cahn equation

D Shi, Q Liu - Applied Mathematics Letters, 2019 - Elsevier
In this paper, superconvergent analysis of an efficient two-grid method is discussed for the
Allen–Cahn equation with the nonconforming EQ 1 rot finite element. The unconditional …

Multiscale model reduction for the Allen–Cahn problem in perforated domains

A Tyrylgin, Y Chen, M Vasilyeva, ET Chung - Journal of Computational and …, 2021 - Elsevier
In this paper, we consider a class of multiscale methods for the solution of nonlinear problem
in perforated domains. These problems are of multiscale nature and their discretizations …

A modified Crank-Nicolson finite difference method preserving maximum-principle for the phase-field model

Z Song, D Li, D Wang, H Li - Journal of Mathematical Analysis and …, 2023 - Elsevier
In this paper, we mainly study a new Crank-Nicolson finite difference (FD) method with a
large time step for solving the nonlinear phase-field model with a small parameter …

A structure-preserving scheme for the Allen–Cahn equation with a dynamic boundary condition.

M Okumura, D Furihata - Discrete & Continuous Dynamical …, 2020 - search.ebscohost.com
We propose a structure-preserving finite difference scheme for the Allen–Cahn equation
with a dynamic boundary condition using the discrete variational derivative method [9]. In …

[PDF][PDF] High accuracy spectral method for the space-fractional diffusion equations

S Zhai, D Gui, J Zhao, X Feng - J. Math. Study, 2014 - global-sci.org
In this paper, a high order accurate spectral method is presented for the space-fractional
diffusion equations. Based on Fourier spectral method in space and Chebyshev collocation …

[PDF][PDF] A second-order energy stable BDF numerical scheme for the viscous Cahn-Hilliard equation with logarithmic Flory-Huggins potential

D Wang, X Wang, H Jia - Advances in Applied Mathematics and …, 2021 - doc.global-sci.org
In this paper, a viscous Cahn-Hilliard equation with logarithmic Flory-Huggins energy
potential is solved numerically by using a convex splitting scheme. This numerical scheme is …