Thongchai Botmart

ORCID: 0000-0001-9325-5560
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About
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Research Areas
  • Fractional Differential Equations Solutions
  • Neural Networks Stability and Synchronization
  • Nanofluid Flow and Heat Transfer
  • Stability and Control of Uncertain Systems
  • Nonlinear Waves and Solitons
  • Nonlinear Differential Equations Analysis
  • Mathematical and Theoretical Epidemiology and Ecology Models
  • Heat Transfer Mechanisms
  • Matrix Theory and Algorithms
  • Nonlinear Dynamics and Pattern Formation
  • Mathematical Inequalities and Applications
  • Fluid Dynamics and Turbulent Flows
  • Neural Networks and Applications
  • Multi-Criteria Decision Making
  • Differential Equations and Numerical Methods
  • COVID-19 epidemiological studies
  • Heat Transfer and Optimization
  • Functional Equations Stability Results
  • Mathematical functions and polynomials
  • Distributed Control Multi-Agent Systems
  • Optimization and Variational Analysis
  • Advanced Memory and Neural Computing
  • Differential Equations and Boundary Problems
  • Stability and Controllability of Differential Equations
  • Chaos control and synchronization

Khon Kaen University
2016-2024

Siksha O Anusandhan University
2022-2023

Universitatea Națională de Știință și Tehnologie Politehnica București
2022-2023

Academy of Romanian Scientists
2022-2023

COMSATS University Islamabad
2022-2023

Near East University
2023

UniNettuno University
2022-2023

Islamic University of Madinah
2022-2023

Sejong University
2022-2023

Government College University, Lahore
2022-2023

The effects of the Riga plate flow Williamson fluid with a Darcy-Forchheimer medium and suction/injection are explained in this study. Convective heat mass circumstances considered. energy concentration equations developed using Catteneo-Christov dual theory. transfer attributes analyzed via consumption/generation. To estimate total entropy creation, second law thermodynamics is applied. governed mathematical models transmuted into an ODE model by adopting befitting variables. MATLAB bvp4c...

10.1016/j.asej.2022.101887 article EN cc-by-nc-nd Ain Shams Engineering Journal 2022-07-19

<abstract> <p>The objective of this study is to explore the heat transfer properties and flow features an MHD hybrid nanofluid due dispersion polymer/CNT matrix nanocomposite material through orthogonal permeable disks with impact morphological nanolayer. Matrix nanocomposites (MNC) are high-performance materials unique design opportunities. These MNC beneficial in a variety applications, spanning from packaging biomedical their exceptional thermophysical properties. The present...

10.3934/math.2023030 article EN cc-by AIMS Mathematics 2022-10-09

Green chemistry of nanomaterials from synthesis to diverse biomedical applications is a discussion town in the current scientific scenario. In this work, Ocimum basilicum leaves extract was utilized as reducing agent ZnO nanoparticles. synthesized NPs mediated via were decorated on reduced graphene oxide (RGO) sheet by simple one-step method. The prepared green RGO-ZnO nanocomposites (NCs) characterized X-ray diffractometer. average crystallite size 25 nm which confirmed wurtzite hexagonal...

10.1016/j.jscs.2022.101438 article EN cc-by Journal of Saudi Chemical Society 2022-02-07

<abstract> <p>A stable colloid called ferrofluid is made up of tiny magnetic particles, often magnetite (Fe<sub>3</sub>O<sub>4</sub>), that have been bonded with an amphiphilic dispersion layer and are then suspended in a suitable liquid solvent carrier. Current industrial uses for include dynamic sealing, inertial viscous damping, drug targeting, microrobots, etc. In this article, we studied the heat transfer MHD micropolar flow caused by non-linearly...

10.3934/math.2023008 article EN cc-by AIMS Mathematics 2022-09-28

The effort is presented to numerical examine the flow behavior of non-Newtonian fluid through orthogonal porous surfaces. A two-phase model nanofluids simulations considered which represents speculative features materials that are obliged in biomechanics, lubricants formation, polymer solution, suspension, etc. mechanism interfacial nano layer at surfaces deliberated thermal conductivity. Numerical sculpting CNT including impact chemical reaction, heat flux and mass transfer source...

10.1016/j.aej.2022.07.010 article EN cc-by Alexandria Engineering Journal 2022-07-12

<abstract><p>The approximate solution of the Kersten-Krasil'shchik coupled Korteweg-de Vries-modified Vries system is obtained in this study by employing a natural decomposition method association with newly established Atangana-Baleanu derivative and Caputo-Fabrizio fractional order. The equation considered classical super-extension system. This nonlinear model scheme commonly used to describe waves traffic flow, electromagnetism, electrodynamics, elastic media, multi-component...

10.3934/math.20221010 article EN cc-by AIMS Mathematics 2022-01-01

On the implication of tension force, viscoelastic materials deform in accordance with viscous and elastic characterization. Dilute polymer solutions portray examples liquids Sutterby model successfully represent it due to high degree polymerization distributions. In addition, aqueous behave as shear thinning thickening response infinite stress so fluid is considered best depict features at magnitude. Diverse utilities diluted polymeric are encountered industrial, biological technological...

10.1016/j.aej.2022.05.044 article EN cc-by-nc-nd Alexandria Engineering Journal 2022-06-08

<abstract><p>In this paper, we used the Natural decomposition approach with nonsingular kernel derivatives to explore modified Boussinesq and approximate long wave equations. These equations are crucial in defining features of shallow water waves using a specific dispersion relationship. In research, convergence analysis error have been provided. The fractional Atangana-Baleanu Caputo-Fabrizio utilised throughout paper. To obtain results, transform on fractional-order equations,...

10.3934/math.2022693 article EN cc-by AIMS Mathematics 2022-01-01

Abstract In the present work, magnetohydrodynamic flow and heat transfer of a micropolar tri-hybrid nanofluid between two porous surfaces inside rotating system has been examined. A is new idea in research area, which gives better rate as compared to hybrid nanofluid. We also incorporated thermal radiation effects Hall current this article. The similarity techniques are used reduce governing nonlinear PDEs set ODEs. For numerical solution considered problem, we have MATLAB-based Bvp4c...

10.1038/s41598-022-19625-3 article EN cc-by Scientific Reports 2022-10-05

The prime motive of this pagination is to adumbrate attributes water-based hybrid nanoliquid flow with dispersion single wall carbon nanotubes. An innovative thermal conductance model containing the aspects nanolayer formation along shape and size inserted particles obliged. Flow transport mechanism addressed mathematically in form Navier Stokes equations magnetization. In addition, heat mass manipulated by considering impression viscous dissipation chemical reactions. Walls channels are...

10.1016/j.aej.2022.05.037 article EN cc-by Alexandria Engineering Journal 2022-06-02

In this article, we have investigated the fractional-order Burgers equation via Natural decomposition method with nonsingular kernel derivatives. The two types of fractional derivatives are used in article Caputo–Fabrizio and Atangana–Baleanu derivative. We employed transform on followed by inverse transform, to achieve result equations. To validate method, considered a examples compared exact results.

10.3390/math9182326 article EN cc-by Mathematics 2021-09-19

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

In the presence of nonlinear dispersion, we examine certain solitary wave solutions a dimensionless Schrödinger (DLNLS) equation with parabolic law nonlinearity. We use unique computational (generalized rational (GRat)) approach to build variety varying shapes. These answers show how interaction between Langmuir waves and electrons causes For better visual description examined model, these interactions are shown using several graphs in three-, two-dimensional, polar plots. representations...

10.1016/j.rinp.2022.105583 article EN cc-by Results in Physics 2022-05-06

This article presents a homotopy perturbation transform method and variational iterative for analyzing the fractional-order non-linear system of unsteady flow polytropic gas. In this method, Yang is combined with transformation in sense Caputo–Fabrizio. A numerical simulation was carried out to verify that suggested methodologies are accurate reliable, results revealed using graphs tables. Comparing analytical actual solutions demonstrates proposed approaches effective efficient...

10.3390/math10040615 article EN cc-by Mathematics 2022-02-17

Nanobiotechnology, joined with green science, has incredible potential for the advancement of novel and important products that benefit human health, climate, industries. Green chemistry materials from synthesis to diverse biomedical applications is a talk town in today's sustainable ideal world. synthesized nickel ferrites nanoparticles via biogenic lime peel extract (LPE) are investigated precision complete trail been reported as multiple efficacies. The fcc crystal structure crystallite...

10.1016/j.jscs.2022.101422 article EN cc-by Journal of Saudi Chemical Society 2022-01-17

One of the most effective ways to understand nonlinear quantum systems is with lump solutions. The objective this study acquire more about (3+1)-dimensional soliton equation. We successfully present equation various solitons and M-lump adopt specific parameter values accentuate physical features provided exact solutions through 3D contour plots as doing so extreme significance. submitted results indicate qualities lump-and-lump interaction events in processes.

10.1016/j.rinp.2023.106220 article EN cc-by-nc-nd Results in Physics 2023-01-13

The purpose of this study is to prove the existence fractional integral inclusions that are connected Hermite–Hadamard and Hermite–Hadamard–Fejér type inequalities for χ-pre-invex fuzzy-interval-valued functions. Some related also proved via Riemann–Liouville operator, where integrands To validity our main results, some nontrivial examples provided. As specific situations, findings can provide a variety new well-known outcomes which be viewed as applications results. results in paper seen...

10.3390/fractalfract6020083 article EN cc-by Fractal and Fractional 2022-02-02

The current paper discusses the numerical simulation results of NePCM melting process inside an annulus thermal storage system. TES system consists a wavy shell wall and cylindrical tube equipped with three fins. enthalpy-porosity method was utilized to address transient behavior process, while Galerkin FE technique used solve governing equations. were displayed for different inner positions (right-left-up down), cylinder rotation angle (0 ≤ α 3π/2), nano-additives concentration ϕ 0.04)....

10.1038/s41598-022-15797-0 article EN cc-by Scientific Reports 2022-07-07

Abstract Under the influence of an alternating magnetic field, flow and heat transfer a ferrofluid over flexible revolving disc are examined. The is hampered by external which dependent on field's frequency. current work examines three-dimensional fluid with high viscosity spinning that stretched in radial direction. governing equations' symmetries computed using Lie group theory. In problem, there resemblance can accomplish radially stretching velocities divided into two categories,...

10.1038/s41598-022-21784-2 article EN cc-by Scientific Reports 2022-10-20

In this study, it is indicated that the world can get rid of dengue virus by using vaccines and Wolbachia. many findings, observed Wolbachia therapy efficacious in those regions display minimal to moderate transmission level. On contrary, vaccination highly successful when used serologically persons places with large levels. The resilience stochastic methodology based on numerical computing schemes will be exploit artificial neural networks (ANNs) modelling legacy, as well metaheuristic...

10.1109/access.2022.3159813 article EN cc-by IEEE Access 2022-01-01

<abstract><p>Interval analysis distinguishes between inclusion relation and order relation. Under the relation, convexity nonconvexity contribute to different kinds of inequalities. The construction refinement classical inequalities have received a great deal attention for many classes convex as well nonconvex functions. Convex theory, however, is commonly known rely on Godunova-Levin functions because their properties enable us determine inequality terms more precisely than...

10.3934/math.20221064 article EN cc-by AIMS Mathematics 2022-01-01
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