The magnetohydrodynamic thin film nanofluid sprayed on a stretching cylinder with heat transfer is explored. spray rate function of size. Constant reference temperature used for the motion past an expanding cylinder. sundry behavior magnetic nano liquid carefully noticed which results in to bring changes flow pattern and transfer. Water-based nanofluids like Al 2 O 3 -H CuO-H are investigated under consideration film. basic constitutive equations boundary conditions have been converted...

Abstract Buongiorno’s nanofluid model is followed to study the bioconvection in two stretchable rotating disks with entropy generation. Similarity transformations are used handle problem equations for non-dimensionality. For simulation of modeled equations, Homotopy Analysis Method applied. The biothermal system explored all embedded parameters whose effects shown through different graphs. There exists interesting results due on profiles. Radial velocity decreases increasing stretching and...

Mixed convection in gravity-driven non-Newtonian nanofluid films (Casson and Williamson) flow containing both nanoparticles gyrotactic microorganisms along a convectively heated vertical surface is investigated. The actively controlled model boundary conditions are used to explore the liquid flow. study exhibits an analytical approach for thin film nanofluids bioconvection based on physical mechanisms responsible base fluid, such as Brownian motion thermophoresis. Both fluids have almost...

This article inquires into the steady boundary layer flow and heat transfer properties of a thin film second-grade fluid through porous medium past stretching sheet concerning effect viscous dissipation. The aim study is to discuss impacts thickness porosity in presence constant reference temperature which completely affect pattern bring changes cooling/heating. basic governing equations problem have been modeled terms suitable similarity transformations result nonlinear ordinary...

The characteristics of Stefan blowing effects in a magneto-hydrodynamic flow Casson fluid past stretching sheet are investigated. radiation, heat source/sink, Newtonian heating, Arrhenius activation energy and binary chemical reaction considered for mass transfer analysis. homotopy analysis method (HAM) was utilised to solve the transformed non-dimensionalized equations analytically. impact various physical parameters affecting Further, relationship on skin friction rate explored using...

A time dependent symmetric flow with heat transmission of a second-grade fluid containing nanoparticles and gyrotactic microorganisms between two parallel plates in dimensions is explored. Partial differential equations furnish the nonlinear ordinary due to usage relevant similarity transformations. Motion declines second grade fluid, energy elevates thermophoresis, concentration enhances Brownian motion profile Peclet number. The unsteadiness parameter β has profound effect on...

The purpose of the present study is to discuss effects graphene nanoparticles on two dimensional magnetohydrodynamic unsteady flow and heat transfer in a thin film Eyring Powell nanofluid past stretching sheet using velocity slip condition. contents increase simultaneously thermal conductivity stability when incorporated into dispersion water based liquid network. basic governing equations for temperature with boundary conditions easily simply provide transformed nonlinear coupled...

Abstract The Arrhenius activation energy and binary chemical reaction are taken into account to consider the magnetohydrodynamic mixed convection second grade nanofluid flow through a porous medium in presence of thermal radiation, heat absorption/generation, buoyancy effects entropy generation. items composing governing systems degenerated nonlinear ordinary differential equations by adopting appropriate similarity transformations which computed Runge-Kutta-Fehlberg (RKF) numerical...

The unsteady flow and heat transfer characteristics of electrically conducting water based thin liquid film non-Newtonian (Casson Williamson) nanofluids dispensed with graphene nanoparticles past a stretching sheet are considered in the presence transverse magnetic field non-uniform source/sink. Embedding effectively amplifies thermal conductivity Casson Williamson nanofluids. Ordinary differential equations together boundary conditions obtained through similarity variables from governing...

Chemical reaction in mixed convection magnetohydrodynamic second grade nanoliquid thin film flow through a porous medium containing nanoparticles and gyrotactic microorganisms is considered with entropy generation. The stratification phenomena, heat mass transfer simultaneously take place within system. Microorganisms are utilized to stabilize the suspended bioconvection. For chemical of species, increases. governing equations problem transformed nonlinear differential similarity variables,...

The thermodynamics of a Carreau nanoliquid thin film embedded with graphene nanoparticles past stretching sheet is studied in the presence inclined magnetic field and non-uniform heat source/sink. Graphene new two-dimensional amphiphilic macromolecule which has great applications due to its electrical mechanical properties. basic constitutive equations for velocity temperature have been used. Similarity transformations are adopted achieve nonlinear coupled differential accompanying boundary...

The combined influences of Hall current and thermophoresis on a magnetohydrodynamic mixed convective heat mass transfer flow thin film second-grade fluid with viscous dissipation thermal radiation past stretching sheet are analyzed. An external strong uniform magnetic field is applied transversely to the sheet. surface taken move linear velocity subject constant reference temperature concentration. Entropy generation introduced investigate irreversibility associated flow, transfer. basic...

The conversion of study in two dimensional (x, y) medium into three dimensions space y, z) a magnetohydrodynamic mixed convective heat and mass transfer boundary layer flow thin film second-grade fluid with temperature dependent viscosity thermal conductivity the presence radiation viscous dissipation past stretching sheet is analyzed. occurrence Hall current produces force z-direction which generates cross that direction so motion made z). Similarity transformations are used transformed...

Abstract The study concerns with the mechanical characteristics of heat and mass transfer flow a second grade nanofluid as well gyrotatic microorganism motion past thin needle dipole effect, entropy generation, thermal radiation, Arrhenius activation energy binar chemical reaction. governing equations boundary conditions are simplified by use suitable similarity transformations. Homotopy analysis method is implemented to obtain series solution non-linear ordinary differential equations....

Abstract The study concerns with the mechanical characteristics of rotating system two double disks. Hall current effect, entropy generation, Arrhenius activation energy and binary chemical reactions are investigated in heat mass transfer bioconvection flow Maxwell nanofluid. Brownian motion thermophoresis thermal radiation buoyancy effects encountered governing equations. has been by equations boundary conditions which simplified use suitable similarity transformations. Optimal homotopy...

Abstract In chemical engineering, the materials that is drawn or stretched continuously its surface velocity initially increases with distance from orifice. The extruded material also simultaneously cooled to provide solidification through a water bath spraying coolant. Due such applications and others, present study concerns film deposition of Casson nanoliquid heat mass transfer bioconvection flow homogeneous‐heterogeneous reactions, entropy generation, thermal radiation magnetic dipole...

Abstract The effects of magnetic dipole, porosity and heat transfer on the flow ferromagnetic Walter‐B fluid past a curved stretching sheet is investigated with gyrotactic microorganisms motion cubic autocatalysis chemical reactions. momentum, energy, homogeneous–heterogeneous reactions equations, form problem's governing which are transformed into non‐linear ordinary differential equations via similarity transformations solved using an efficient strong technique namely homotopy analysis...

This article is based on the mathematical model constructed to analyze simultaneous flow and heat transfer of two nanoliquids (Casson Williamson) in presence gyrotactic microorganisms cubic autocatalysis chemical reaction through a porous medium under potentiality buoyancy forces. Heterogeneous existing surface described by isothermal autocatalytic reaction, whereas homogeneous taking place at far field first-order kinetics. Similarity transformations are used get different order...