Numerical approach for modeling fractional heat conduction in porous medium with the generalized Cattaneo model

O Nikan, Z Avazzadeh, JAT Machado - Applied Mathematical Modelling, 2021 - Elsevier
The generalized Cattaneo model describes the heat conduction system in the perspective of
time-nonlocality. This paper proposes an accurate and robust meshless technique for …

Numerical study of the nonlinear anomalous reaction–subdiffusion process arising in the electroanalytical chemistry

O Nikan, Z Avazzadeh, JAT Machado - Journal of Computational Science, 2021 - Elsevier
This paper presents a meshless method based on the finite difference scheme derived from
the local radial basis function (RBF-FD). The algorithm is used for finding the approximate …

[HTML][HTML] Stability and numerical analysis of the generalised time-fractional Cattaneo model for heat conduction in porous media

L Mohan, A Prakash - The European Physical Journal Plus, 2023 - Springer
This work investigates the generalised time-fractional Cattaneo model. The homotopy
perturbation transform technique is used to get the numerical solution of this model. The …

Numerical simulation of a degenerate parabolic problem occurring in the spatial diffusion of biological population

O Nikan, Z Avazzadeh, JAT Machado - Chaos, Solitons & Fractals, 2021 - Elsevier
This paper studies a localized meshless algorithm for calculating the solution of a nonlinear
biological population model (NBPM). This model describes the dynamics in the biological …

[HTML][HTML] Numerical analysis of COVID-19 model with Caputo fractional order derivative

R Shahabifar, M Molavi-Arabshahi, O Nikan - AIP Advances, 2024 - pubs.aip.org
This paper focuses on the numerical solutions of a six-compartment fractional model with
Caputo derivative. In this model, we obtain non-negative and bounded solutions, equilibrium …

Studying a time‐fractional moving boundary diffusion model of solvent through a glassy polymer: A computational approach

M Garshasbi, F Sanaei - International Journal of Numerical …, 2024 - Wiley Online Library
In this article, a time‐fractional nonlinear moving boundary problem is considered to express
the mathematical model of diffusion of a solvent into a glassy polymeric device. A numerical …

On a moving boundary problem associated with the swelling drug release platforms

M Garshasbi, S Malek Bagomghaleh - International Journal of …, 2022 - Taylor & Francis
This paper studies a parabolic-type system of time-dependent partial differential equations
coupled with Robin boundary conditions to model the solvent penetration and subsequently …

Investigation of a drug release moving boundary problem in a swelling polymeric device

M Garshasbi, SM Bagomghaleh - International Journal of Applied and …, 2022 - Springer
This paper considers a drug delivery polymeric device in contact with a solvent as a
nonlinear moving boundary problem. In this problem, the drug concentration and unknown …

Implicit Finite Difference Method for Time-Space Caputo-Riesz Fractional Diffusion Equation with Fractional Robin Boundary Conditions

Z TANG, S FANG - Chinese Quarterly Journal of …, 2024 - sxjk.magtechjournal.com
In this paper, an efficient numerical method is proposed to solve the Caputo-Riesz fractional
diffusion equation with fractional Robin boundary conditions. We approximate the Riesz …