Stability and error estimates of Strang splitting method for the nonlocal ternary conservative Allen–Cahn model

Z Weng, S Zhai, W Dai, Y Yang, Y Mo - Journal of Computational and …, 2024 - Elsevier
The nonlocal model has attracted a great attention in materials science for describing
various types of material heterogeneities and defects. In this study, we consider a nonlocal …

Energy dissipation and maximum bound principle preserving scheme for solving a nonlocal ternary Allen-Cahn model

S Zhai, Z Weng, Y Mo, X Feng - Computers & Mathematics with …, 2024 - Elsevier
We present a new energy dissipation and maximum bound principle preserving scheme for
solving a nonlocal ternary Allen-Cahn (NtAC) model, where the standard Laplace operator …

A second order accurate SAV numerical method for the nonlocal ternary conservative Allen-Cahn model

Z Weng, X Yue, S Zhai - Applied Mathematics Letters, 2023 - Elsevier
The nonlocal model has attracted a great attention in materials field for describing various
types of material heterogeneities and defects. In this paper, we are concerned with …

An effective operator splitting scheme for two-dimensional conservative nonlocal Allen–Cahn equation

C Cui, J Liu, Y Mo, S Zhai - Applied Mathematics Letters, 2022 - Elsevier
An effective operator splitting scheme for solving the nonlocal Allen–Cahn equation with a
Lagrange multiplier is studied. Firstly, based on the operator splitting method, the original …

An effective operator splitting method based on spectral deferred correction for the fractional Gray–Scott model

S Zhai, Z Weng, Q Zhuang, F Liu, V Anh - Journal of Computational and …, 2023 - Elsevier
This paper presents a method by combining the semi-implicit spectral deferred correction
(SDC) method with the operator splitting scheme to simulate the fractional Gray-Scott (GS) …

A family of structure-preserving exponential time differencing Runge–Kutta schemes for the viscous Cahn–Hilliard equation

J Sun, H Zhang, X Qian, S Song - Journal of Computational Physics, 2023 - Elsevier
We consider the numerical approximations of the viscous Cahn–Hilliard equation with either
the Ginzburg–Landau polynomial potential or Flory–Huggins logarithmic potential. One …

A second-order strang splitting scheme with exponential integrating factor for the Allen–Cahn equation with logarithmic Flory–Huggins potential

C Wu, X Feng, Y He, L Qian - Communications in Nonlinear Science and …, 2023 - Elsevier
In this paper, we mainly consider the numerical approximation for the Allen-Cahn (AC)
equation with logarithmic Flory–Huggins potential. It is well-known that the logarithmic Flory …

An explicit adaptive finite difference method for the Cahn–Hilliard equation

S Ham, Y Li, D Jeong, C Lee, S Kwak, Y Hwang… - Journal of Nonlinear …, 2022 - Springer
In this study, we propose an explicit adaptive finite difference method (FDM) for the Cahn–
Hilliard (CH) equation which describes the process of phase separation. The CH equation …

Energy dissipation and evolutions of the nonlocal Cahn-Hilliard model and space fractional variants using efficient variable-step BDF2 method

Z Xue, S Zhai, X Zhao - Journal of Computational Physics, 2024 - Elsevier
In this work, an energy stable BDF2 scheme with general nonuniform time steps is
developed for the nonlocal Cahn-Hilliard model to capture the multi-scale behavior of …

Blow-up solution to an abstract non-local stochastic heat equation with Lévy noise

F Liang, Y Zhang, S Zhao - Statistics & Probability Letters, 2024 - Elsevier
Blow-up solution to an abstract non-local stochastic heat equation with Lévy noise - ScienceDirect
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