M. A. Aiyashi

ORCID: 0000-0001-6424-3421
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Research Areas
  • Fractional Differential Equations Solutions
  • Nanofluid Flow and Heat Transfer
  • Thermoelastic and Magnetoelastic Phenomena
  • Fluid Dynamics and Turbulent Flows
  • Heat Transfer Mechanisms
  • Mathematical and Theoretical Epidemiology and Ecology Models
  • Differential Equations and Numerical Methods
  • Nonlinear Waves and Solitons
  • Nonlinear Differential Equations Analysis
  • Elasticity and Wave Propagation
  • Nonlinear Photonic Systems
  • Numerical methods in inverse problems
  • Numerical methods for differential equations
  • Heat Transfer and Optimization
  • Poxvirus research and outbreaks
  • Geotechnical Engineering and Underground Structures
  • Plant Virus Research Studies
  • Seismic Waves and Analysis
  • Differential Equations and Boundary Problems
  • Nonlinear Dynamics and Pattern Formation
  • Bacillus and Francisella bacterial research
  • Fluid Dynamics and Thin Films
  • Quantum Mechanics and Non-Hermitian Physics
  • Nonlocal and gradient elasticity in micro/nano structures
  • Chaos control and synchronization

Jazan University
2020-2024

Sohag University
2023

Taif University
2023

South Valley University
2023

In this article, we take into account the (2+1)-dimensional stochastic Chiral nonlinear Schrödinger equation (2D-SCNLSE) in Itô sense by multiplicative noise. We acquired trigonometric, rational and hyperbolic exact solutions, using three vital methods, namely Riccati–Bernoulli sub-ODE, He’s variational sine–cosine methods. These solutions may be applicable various applications applied science. The proposed methods are direct, efficient powerful. Moreover, investigate effect of noise on...

10.3390/sym12111874 article EN Symmetry 2020-11-14

Many fatal diseases spread through vertical transmission while some of them horizontal and others transmit both modes transmission. Horizontal illnesses are usually carried by a vector, which might be an animal, bird, or insect. Plasmodium parasites that dwell in red blood cells produce malaria, infectious illness. This parasite is mostly transmitted to humans via mosquitoes. The dynamics Malaria illness among human persons vectors examined this study. impact the vector (mosquito) on disease...

10.1016/j.rinp.2022.105220 article EN cc-by Results in Physics 2022-01-22

The present article presents a novel idea regarding the implementation of Tiwari and Das model on Reiner-Philippoff fluid (RPF) by considering blood as base fluid. Cattaneo-Christov thermal radiative flow have been employed to study heat transfer analysis. consider nanoparticles volume fraction for enhancement instead Buongiorno which heavily relies thermophoresis Brownian diffusion effects Maxwell velocity Temperature slip boundary conditions at surface sheet. By utilizing suitable...

10.1371/journal.pone.0258367 article EN cc-by PLoS ONE 2021-10-14

In the study, we investigate numerical investigation of variable viscous dissipation and source heat or sink in mixed convective stagnation point flow unsteady non-homogeneous nanofluid under induced magnetic parameter. Considering similarity conversions, governing fundamental boundary layer non-linear PDEs are transformed to equations differential type that, appropriate conditions, numerically solved, MATLAB function bvp4c is considered solve resulting system. The obtained results...

10.1038/s41598-023-42593-1 article EN cc-by Scientific Reports 2023-12-18

In this paper, the three-phase-lag model of fractional analysis on reflection two-dimensional problem p-waves with initial stress, temperature-dependent, and magnetic field is investigated. The formulation for an isotropic homogeneous medium based a three phase-lag theory. boundary conditions applied surface stresses thermal insulation. numerical solution presented as well graphical representation impact considering external parameters. Also, modified elastic waves reflected under action...

10.1016/j.csite.2023.103325 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2023-07-22

This research delves into the propagation of radial free harmonic waves in a poroelastic cylinder, conceptualized as magnetically and rotationaly influenced hollow structure. The primary aim is to elucidate magnetic field's rotation impact on vibrational behavior such systems. investigative method encompasses resolution motion equations, formulated partial differential through application Lame's potential theory. analytical process augmented by implementation fitting boundary conditions,...

10.1016/j.asej.2024.102745 article EN cc-by-nc-nd Ain Shams Engineering Journal 2024-03-23

Several cells and microorganisms, such as bacteria somatic, have many essential features, one of which can be modeled by the chemotaxis system, we consider to our main interest in this article. More precisely, studied hyperbolic system derived from model with fractional dissipation, is a generalization for classical dissipation. The results article are divided into two parts. In first part, used energy methods obtain existence small solutions Besov spaces. second deals optimal decay...

10.1155/2023/1140032 article EN cc-by Journal of Mathematics 2023-05-09

In this article, we discuss the findings of new developments in a class triangular functions that blend quantity traditional triangular. Considering significant role played by applied mathematics, physics, and engineering, it is conceivable to predict theory will provide us with additional interpretations discoveries mathematics physics. The solutions which consider variable separation based on arbitrary are constructed (3+1)-dimensional Burgers model presenting Fibonacci Riccati technique...

10.3390/sym15081473 article EN Symmetry 2023-07-25

Nanofluid and magnetic field impacts are significant in bioengineering medical treatment. The effectiveness of gold particles blood flow (Sisko fluid flow) with nonlinear thermal radiation heat source over a curved surface is investigated this work. partial slip influence utilized to explore the characteristics nanofluid depth. Sisko model’s first-order differential equations (PDEs) simplified ordinary (ODEs) by employing suitable variables. findings displayed using bvp4c (shooting approach)...

10.1142/s021797922250028x article EN International Journal of Modern Physics B 2022-01-30

Abstract The objective of this work is to propose a collocation technique based on new cubic trigonometric B-spline (NCTB-spline) functions approximate the regularized long-wave (RLW) equation. This equation used for modelling numerous problems occurring in applied sciences. NCTB-spline method integrate spatial derivatives. We use Rubin–Graves linearization linearize non-linear term. accuracy and efficiency are examined by employing it three important numerical examples which have invariants...

10.1515/phys-2021-0087 article EN cc-by-nc-nd Open Physics 2021-01-01

Abstract Monkeypox is a highly infectious disease and spreads very easily, hence posing several health concerns or risks as it may lead to outbreak. This article proposes new mathematical model simulate the transmission rate of monkeypox virus-infected fractional-order differential equations using Caputo–Fabrizio derivative. The existence, uniqueness, stability under contraction mapping fixed point are discussed Krasnoselskii’s Banach’s theorems. To verify proposed, we employ data that...

10.1515/phys-2024-0056 article EN cc-by-nc-nd Open Physics 2024-01-01

In this work, new criteria for the oscillatory behavior of even-order delay differential equations with neutral term are established by comparison technique, Riccati transformation and integral averaging method. The presented results essentially extend simplify known conditions in literature. To prove validity our results, we give some examples.

10.3390/math9212709 article EN cc-by Mathematics 2021-10-25

In this paper, we study the oscillation of solutions fourth-order neutral delay differential equations in non-canonical form. By using Riccati transformation, establish some new conditions. We provide examples to examine applicability our results.

10.3390/fractalfract5040155 article EN cc-by Fractal and Fractional 2021-10-07

Purpose The purpose of the study is to obtain explicit formulas determine stability periodic solutions new system and extent those direction bifurcated solutions. More than that, authors did a numerical simulation confirm results that obtained presented through analysis are stable when returns again state out control. Design/methodology/approach studied local bifurcation verified its occurrence after choosing delay as parameter control in Zhou 2019’s dynamical with delayed feedback...

10.1108/ec-08-2020-0461 article EN Engineering Computations 2022-01-19

Abstract In this work, the solvability for an inverse problem of a nonlinear parabolic equation with nonlocal integral overdetermination supplementary condition is examined. The proof existence and uniqueness solution upon data established by using fixed-point technique. addition, investigated cubic B-spline collocation technique together Tikhonov regularization. resulting system approximated MATLAB subroutine lsqnonlin . obtained results demonstrate accuracy efficiency technique, stability...

10.1515/math-2022-0503 article EN cc-by Open Mathematics 2022-01-01

Abstract In the study, we investigate numerical investigation of variable vis-cous dissipation and source heat or sink in mixed convective stagnation point flow unsteady non-homogeneous nanofluid under induced magnetic parameter. Considering similarity conversions, governing fundamental boundary layer non-linear PDEs are transformed to equations differential type that, appropriate conditions, numerically solved, MATLAB function bvp4c is considered solve resulting system. The obtained results...

10.21203/rs.3.rs-2414015/v1 preprint EN cc-by Research Square (Research Square) 2023-01-23
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