In this work, we apply an efficient analytical algorithm namely homotopy perturbation Sumudu transform method (HPSTM) to find the exact and approximate solutions of linear nonlinear time-fractional regularized long wave (RLW) equations. The RLW equations describe nature ion acoustic waves in plasma shallow water oceans. derived results are very significant imperative for explaining various physical phenomenons. suggested basically demonstrates how two techniques, scheme technique can be...

The aim of this paper was to present a user friendly numerical algorithm based on homotopy perturbation transform method for solving various linear and nonlinear convection-diffusion problems arising in physical phenomena where particles, energy, or other quantities are transferred inside system due two processes: diffusion convection. is combined form the Laplace method. terms can be easily obtained by use He's polynomials. technique presents an accurate methodology solve many types partial...

Abstract This paper investigates steady two dimensional flow of an incompressible magnetohydrodynamic (MHD) boundary layer and heat transfer nanofluid over impermeable surface in presence thermal radiation viscous dissipation. By using similarity transformation, the arising governing equations momentum, energy nanoparticle concentration are transformed into coupled nonlinear ordinary differential equations, which than solved by homotopy analysis method (HAM). The effect different physical...

The influence of radiation, convective heating, second-order velocity slip condition, and activating energy on the magnetohydrodynamic (MHD) Carreau nanofluid heat/mass transfer are depicted in this study. A mathematical model is carried out with effects thermophoresis Brownian motion. governing equations transformed into a system nonlinear coupled differential equations. Solutions derived by Matlab BVP4c solver. Efficiency solver verified comparison previous literature. Moreover, impacts...

In this paper, we propose a numerical algorithm for solving system of fractional differential equations by using the homotopy analysis transform method. The method is combined form and Laplace solutions our modeled are calculated in convergent power series with easily computable components. results shows that approach easy to implement accurate when applied various equations.

An electrically conducting nanofluid saturated with a uniform porous media has been tested to determine how rotation affects thermal convection. Utilizing the Oldroydian model, which incorporates specific effects of electric field, Brownian motion, thermophoresis, and rheological factors for distribution nanoparticles that are top- bottom-heavy, one may use linear stability theory ensure stability. Analysis graphical representation AC field Rayleigh number, Taylor Lewis modified diffusivity...

ABSTRACT The proposed article offered a closely packed circularly polarized MIMO antenna system for 5G NR n48/n78 communication system. design consists of an E‐shaped with modified arms along shorting pins, and the edge‐to‐edge distance between radiator is 0.2 mm. offers isolation from 15 dB(minimum) to 47.35 dB(maximum) in range 3.3 3.9 GHz peak gain 4.2 dBi. uniqueness this here surface current cancellation technique within space antenna, which decouples radiators high compaction reduces...

Purpose The purpose of this study is to analyze magnetohydrodynamic three-dimensional flow Casson nanofluid over a stretching sheet in presence thermophoresis and Brownian motion effects. In contrast, the convective surface boundary conditions with effects radiation are applied. Design/methodology/approach governing partial differential equations transformed into highly nonlinear coupled ordinary consisting momentum, energy nanoparticle concentration via suitable similarity transformations,...

This work examines the magnetohydrodynamic (MHD) three-dimensional (3D) flow comprising Cu and Al 2 O 3 water-based nanofluids. The effects of heat mass transfer with nanoparticles are carried out in existence thermal radiation convective boundary conditions. By applying proper similarity transformations partial differential equations describing velocity, temperature nanoparticle volume fraction (NVF) transformed to a system nonlinear ordinary (NODE). An optimal homotopy analysis technique...

Abstract Current article is devoted with the study of MHD 3D flow Oldroyd B type nanofluid induced by bi-directional stretching sheet. Expertise similarity transformation confined to reduce governing partial differential equations into ordinary nonlinear equations. These dimensionless are then solved Differential Transform Method combined Padé approximation (DTM-Padé). Dealings arising physical parameters namely Deborah numbers β 1 and 2 , Prandtl number Pr, Brownian motion parameter N b...

This study considers MHD boundary layer flow and heat transfer of a viscous incompressible fluid over radiative stretching cylinder with variable thermal conductivity embedded in porous medium. Using similarity transformation, the nonlinear partial differential equations momentum are converted into ordinary which then solved by homotopy analysis method (HAM). The effects significant physical parameters on velocity temperature investigated discussed graphically. obtained results also compared...

A hexagon-shaped fractal ultra-wideband (UWB) Multiple Input Output (MIMO) antenna is proposed in this paper for S (2 GHz to 4 GHz) and C (4 8 band applications.The design consists of two microstrip fed radiating elements dimension 82 × 44 1.6 mm 3 .One rectangular stub four resistance loaded stubs are introduced the ground plane reduce mutual coupling between radiators.These decoupling structures notches enhance isolation from -5 dB -20 entire frequency range 2.3 7.4 GHz.The performance...

Purpose The purpose of this paper is to investigate the effect inclined magnetic field, variable viscosity and Cattaneo–Christov heat mass flux theories on steady MHD free convective boundary layer flow viscous, incompressible electrically conducting water-driven silver titanium-oxide nanofluids over a vertical stretching sheet. Design/methodology/approach equations momentum, energy nanoparticle concentration are partial differential in nature, which reduced nonlinear ordinary by means...