An energy-stable Smoothed Particle Hydrodynamics discretization of the Navier-Stokes-Cahn-Hilliard model for incompressible two-phase flows

X Feng, Z Qiao, S Sun, X Wang - Journal of Computational Physics, 2023 - Elsevier
Varieties of energy-stable numerical methods have been developed for incompressible two-
phase flows based on the Navier-Stokes–Cahn–Hilliard (NSCH) model in the Eulerian …

Up to fourth-order unconditionally structure-preserving parametric single-step methods for semilinear parabolic equations

H Zhang, J Yan, X Qian, S Song - Computer Methods in Applied Mechanics …, 2022 - Elsevier
We propose and analyze a class of temporal up to fourth-order unconditionally structure-
preserving single-step methods for Allen–Cahn-type semilinear parabolic equations. We first …

DeLISA: Deep learning based iteration scheme approximation for solving PDEs

Y Li, Z Zhou, S Ying - Journal of Computational Physics, 2022 - Elsevier
Solving the high dimensional partial differential equations (PDEs) with the classical
numerical methods is a challenge task. As possessing the power of progressing high …

Energy-stable method for the Cahn–Hilliard equation in arbitrary domains

J Yang, J Wang, J Kim - International Journal of Mechanical Sciences, 2022 - Elsevier
Phase transition in an irregular domain is a common phenomenon in the natural world. In
this study, we develop novel linear, temporally first-and second-order accurate, and …

An accurate and parallel method with post-processing boundedness control for solving the anisotropic phase-field dendritic crystal growth model

Y Wang, X Xiao, X Feng - … in Nonlinear Science and Numerical Simulation, 2022 - Elsevier
A fast, accurate, and stable numerical algorithm is proposed to solve the anisotropic phase-
field dendritic crystal growth model. The algorithm combines the first-order direction splitting …

Stability analysis for a maximum principle preserving explicit scheme of the Allen–Cahn equation

S Ham, J Kim - Mathematics and Computers in Simulation, 2023 - Elsevier
In this study, we present the stability analysis of a fully explicit finite difference method (FDM)
for solving the Allen–Cahn (AC) equation. The AC equation is a second-order nonlinear …

Totally decoupled implicit–explicit linear scheme with corrected energy dissipation law for the phase-field fluid vesicle model

J Yang, Y Li, J Kim - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
A biological vesicle in fluid environment is described by a conservative Allen–Cahn type
phase-field model and the incompressible Navier–Stokes equations. To accurately and …

An energy stable, conservative and bounds‐preserving numerical method for thermodynamically consistent modeling of incompressible two‐phase flow in porous …

J Kou, X Wang, H Chen, S Sun - International Journal for …, 2023 - Wiley Online Library
In this paper, we consider modeling and numerical simulation of incompressible and
immiscible two‐phase flow in porous media with rock compressibility. Using the second law …

[PDF][PDF] Unconditionally maximum-principle-preserving parametric integrating factor two-step Runge–Kutta schemes for parabolic Sine-Gordon equations

H Zhang, X Qian, J Xia, S Song - CSIAM Trans. Appl. Math, 2023 - researchgate.net
We present a systematic two-step approach to derive temporal up to the eighth-order,
unconditionally maximum-principle-preserving schemes for a semilinear parabolic sine …

Fractal feature analysis based on phase transitions of the Allen–Cahn and Cahn–Hilliard equations

J Wang, H Xu, J Yang, J Kim - Journal of Computational Science, 2023 - Elsevier
This paper explores the fractal characteristics of phase value time series in phase field
models. The phase value time series are obtained from the corresponding phase separation …