A fast linearized conservative finite element method for the strongly coupled nonlinear fractional Schrödinger equations

M Li, XM Gu, C Huang, M Fei, G Zhang - Journal of Computational Physics, 2018 - Elsevier
In this paper, a fast linearized conservative finite element method is studied for solving the
strongly coupled nonlinear fractional Schrödinger equations. We prove that the scheme …

An implicit robust numerical scheme with graded meshes for the modified Burgers model with nonlocal dynamic properties

Q Tian, X Yang, H Zhang, D Xu - Computational and Applied Mathematics, 2023 - Springer
In this paper, an implicit robust difference method with graded meshes is constructed for the
modified Burgers model with nonlocal dynamic properties. The L1 formula on graded …

A Tau approach for solving time-fractional heat equation based on the shifted sixth-kind Chebyshev polynomials

EM Abdelghany, WM Abd-Elhameed, GM Moatimid… - Symmetry, 2023 - mdpi.com
The time-fractional heat equation governed by nonlocal conditions is solved using a novel
method developed in this study, which is based on the spectral tau method. There are two …

Three-dimensional fractional total variation regularized tensor optimized model for image deblurring

L Guo, XL Zhao, XM Gu, YL Zhao, YB Zheng… - Applied Mathematics …, 2021 - Elsevier
Image deblurring is an important pre-processing step in image analysis. The research for
efficient image deblurring methods is still a great challenge. Most of the currently used …

A fast energy conserving finite element method for the nonlinear fractional Schrödinger equation with wave operator

M Li, YL Zhao - Applied Mathematics and Computation, 2018 - Elsevier
The main aim of this paper is to apply the Galerkin finite element method to numerically
solve the nonlinear fractional Schrödinger equation with wave operator. We first construct a …

Nonconforming virtual element method for the time fractional reaction–subdiffusion equation with non-smooth data

M Li, J Zhao, C Huang, S Chen - Journal of Scientific Computing, 2019 - Springer
In this paper, we consider the nonconforming virtual element method (VEM) for the
approximation of the time fractional reaction–subdiffusion equation involving the Caputo …

An implicit difference scheme and algorithm implementation for the one-dimensional time-fractional Burgers equations

W Qiu, H Chen, X Zheng - Mathematics and Computers in Simulation, 2019 - Elsevier
An implicit difference scheme with the truncation of order 2− α (0< α< 1) for time and order 2
for space is considered for the one-dimensional time-fractional Burgers equations. The L 1 …

A numerical method for two-dimensional multi-term time-space fractional nonlinear diffusion-wave equations

J Huang, J Zhang, S Arshad, Y Tang - Applied Numerical Mathematics, 2021 - Elsevier
Recently, numerous numerical schemes have been developed for solving single-term time-
space fractional diffusion-wave equations. Among them, some popular methods were …

The use of nanocluster polyoxometalates in the bioactive substance delivery systems

AA Ostroushko, ID Gagarin, IG Danilova… - Наносистемы: физика …, 2019 - cyberleninka.ru
Nanoscale systems occupy the most important place among the vehicles intended for
targeted drug delivery. Such vehicles are considered in this review. Attention is paid to the …

An implicit difference scheme for the fourth-order nonlinear non-local PIDEs with a weakly singular kernel

Q Tian, H Zhang, X Yang, X Jiang - Computational and Applied …, 2022 - Springer
In this paper, an implicit difference scheme is constructed for the fourth-order nonlinear non-
local partial integro-differential equations (PIDEs) with a weakly singular kernel. The Caputo …