Stabilized linear semi-implicit schemes for the nonlocal Cahn–Hilliard equation

Q Du, L Ju, X Li, Z Qiao - Journal of Computational Physics, 2018 - Elsevier
Comparing with the well-known classic Cahn–Hilliard equation, the nonlocal Cahn–Hilliard
equation is equipped with a nonlocal diffusion operator and can describe more practical …

Stabilization parameter analysis of a second-order linear numerical scheme for the nonlocal Cahn–Hilliard equation

X Li, Z Qiao, C Wang - IMA journal of numerical analysis, 2023 - academic.oup.com
A second-order accurate (in time) and linear numerical scheme is proposed and analyzed
for the nonlocal Cahn–Hilliard equation. The backward differentiation formula is used as the …

The fast scalar auxiliary variable approach with unconditional energy stability for nonlocal Cahn–Hilliard equation

Z Liu, X Li - Numerical Methods for Partial Differential …, 2021 - Wiley Online Library
Comparing with the classical local gradient flow and phase field models, the nonlocal
models such as nonlocal Cahn–Hilliard equations equipped with nonlocal diffusion operator …

Efficient linear schemes for the nonlocal Cahn–Hilliard equation of phase field models

X Yang, J Zhao - Computer Physics Communications, 2019 - Elsevier
In this paper, we develop two second-order in time, linear and unconditionally energy stable
time marching schemes for solving the nonlocal Cahn–Hilliard phase field model. The main …

Convergence analysis for a stabilized linear semi-implicit numerical scheme for the nonlocal Cahn–Hilliard equation

X Li, Z Qiao, C Wang - Mathematics of computation, 2021 - ams.org
In this paper, we provide a detailed convergence analysis for a first order stabilized linear
semi-implicit numerical scheme for the nonlocal Cahn–Hilliard equation, which follows from …

Second order convex splitting schemes for periodic nonlocal Cahn–Hilliard and Allen–Cahn equations

Z Guan, JS Lowengrub, C Wang, SM Wise - Journal of Computational …, 2014 - Elsevier
We devise second-order accurate, unconditionally uniquely solvable and unconditionally
energy stable schemes for the nonlocal Cahn–Hilliard (nCH) and nonlocal Allen–Cahn …

Fast and accurate implementation of Fourier spectral approximations of nonlocal diffusion operators and its applications

Q Du, J Yang - Journal of Computational Physics, 2017 - Elsevier
This work is concerned with the Fourier spectral approximation of various integral differential
equations associated with some linear nonlocal diffusion and peridynamic operators under …

Convergence analysis for second‐order accurate schemes for the periodic nonlocal Allen‐Cahn and Cahn‐Hilliard equations

Z Guan, J Lowengrub, C Wang - Mathematical Methods in the …, 2017 - Wiley Online Library
In this paper, we provide a detailed convergence analysis for fully discrete second‐order (in
both time and space) numerical schemes for nonlocal Allen‐Cahn and nonlocal Cahn …

A high order operator splitting method based on spectral deferred correction for the nonlocal viscous Cahn-Hilliard equation

S Zhai, Z Weng, Y Yang - Journal of Computational Physics, 2021 - Elsevier
Abstract Recently, the viscous Cahn-Hilliard (VCH) equation has been proposed as a
phenomenological continuum model for phase separation in glass and polymer systems …

Maximum principle preserving exponential time differencing schemes for the nonlocal Allen--Cahn equation

Q Du, L Ju, X Li, Z Qiao - SIAM Journal on numerical analysis, 2019 - SIAM
The nonlocal Allen--Cahn equation, a generalization of the classic Allen--Cahn equation by
replacing the Laplacian with a parameterized nonlocal diffusion operator, satisfies the …