Prof Osman Beg's Outputs (466)

Thermal slip and radiative heat transfer effects on electro-osmotic magnetonanoliquid peristaltic propulsion through a microchannel (2019)
Journal Article
Prakash, J., Siva, E., Tripathi, D., & Beg, O. (2019). Thermal slip and radiative heat transfer effects on electro-osmotic magnetonanoliquid peristaltic propulsion through a microchannel. Heat Transfer - Asian Research, 48(7), 2882-2908. https://doi.org/10.1002/htj.21522

A mathematical study is described to examine the concurrent influence of thermal radiation and thermal wall slip on
the dissipative magnetohydrodynamic electro-osmotic peristaltic propulsion of a viscous nano-liquid in an asymmetric
microchannel un... Read More about Thermal slip and radiative heat transfer effects on electro-osmotic magnetonanoliquid peristaltic propulsion through a microchannel.

Viscous dissipation and joule heating effects in non-Fourier MHD squeezing flow, heat and mass transfer between Riga plates with thermal radiation : variational parameter method solutions (2019)
Journal Article
Shamshuddin, M., Mishra, S., Beg, O., & Kadir, A. (2019). Viscous dissipation and joule heating effects in non-Fourier MHD squeezing flow, heat and mass transfer between Riga plates with thermal radiation : variational parameter method solutions. Arabian Journal for Science and Engineering, 44, 8053-8066. https://doi.org/10.1007/s13369-019-04019-x

A Riga plate is an electromagnetic actuator which comprises of permanent magnets and alternating electrodes placed on a plane surface. The present article investigates the influence of viscous and Joule heating (Ohmic dissipation) in the magnetohydro... Read More about Viscous dissipation and joule heating effects in non-Fourier MHD squeezing flow, heat and mass transfer between Riga plates with thermal radiation : variational parameter method solutions.

Melting heat transfer analysis on magnetohydrodynamics buoyancy convection in an enclosure : a numerical study (2019)
Journal Article

Therollof melting heat transfer on magnetohydrodynamic natural convection in a square enclosurewithheatingof the bottom wall is examinednumericallyin this article.The dimensionlessgoverning partial differential equations are transformed into vo... Read More about Melting heat transfer analysis on magnetohydrodynamics buoyancy convection in an enclosure : a numerical study.

Magneto-bioconvection flow of a Casson thin film with nanoparticles over an unsteady stretching sheet : HAM and GDQ computation (2019)
Journal Article
Vasu, B., Ray, A., Beg, O., & Gorla, R. (2019). Magneto-bioconvection flow of a Casson thin film with nanoparticles over an unsteady stretching sheet : HAM and GDQ computation. International Journal of Numerical Methods for Heat and Fluid Flow, 29(11), 4277-4309. https://doi.org/10.1108/HFF-02-2019-0158

Purpose – To numerically investigate the two-dimensional unsteady laminar
magnetohydrodynamic (MHD) bioconvection flow and heat transfer of an electrically-conducting non-Newtonian Casson thin film with uniform thickness over a horizontal elastic sh... Read More about Magneto-bioconvection flow of a Casson thin film with nanoparticles over an unsteady stretching sheet : HAM and GDQ computation.

Computational fluid dynamic and thermal stress analysis of coatings for high-temperature corrosion protection of aerospace gas turbine blades (2019)
Journal Article
Kadir, A., Beg, O., El Gendy, M., Beg, T., & Shamshuddin, M. (2019). Computational fluid dynamic and thermal stress analysis of coatings for high-temperature corrosion protection of aerospace gas turbine blades. Heat Transfer - Asian Research, 48(6), 2302-2328. https://doi.org/10.1002/htj.21493

The current investigation presents detailed finite element simulations of coating stress analysis for a 3-dimensional, 3-layered model of a test sample representing a typical gas turbine component. Structural steel, Titanium alloy and Silicon Carbide... Read More about Computational fluid dynamic and thermal stress analysis of coatings for high-temperature corrosion protection of aerospace gas turbine blades.

Computation of melting dissipative magnetohydrodynamic nanofluid bioconvection with second order slip and variable thermophysical properties (2019)
Journal Article

This paper studies the combined effects of viscous dissipation, first and second order slip
and variable transport properties on phase-change hydromagnetic bio-nanofluid convection flow from a
stretching sheet. Nanoscale materials possess a much la... Read More about Computation of melting dissipative magnetohydrodynamic nanofluid bioconvection with second order slip and variable thermophysical properties.

Numerical study of self-similar natural convection mass transfer from a rotating cone in anisotropic porous media with Stefan blowing and Navier slip (2019)
Journal Article
Beg, O., Uddin, M., Beg, T., Kadir, A., Shamshuddin, M., & Babaie, M. (2020). Numerical study of self-similar natural convection mass transfer from a rotating cone in anisotropic porous media with Stefan blowing and Navier slip. Indian Journal of Physics, 94, 863-877. https://doi.org/10.1007/s12648-019-01520-9

A mathematical model is presented for laminar, steady natural convection mass transfer in boundary layer
flow from a rotating porous vertical cone in anisotropic high permeability porous media. The transformed boundary
value problem is solved subje... Read More about Numerical study of self-similar natural convection mass transfer from a rotating cone in anisotropic porous media with Stefan blowing and Navier slip.

Transient analysis of Casson fluid thermo-convection from a vertical cylinder embedded in a porous medium : entropy generation and thermal energy transfer visualization (2019)
Journal Article
Reddy, G., Kethireddy, B., Kumar, M., & Beg, O. (2019). Transient analysis of Casson fluid thermo-convection from a vertical cylinder embedded in a porous medium : entropy generation and thermal energy transfer visualization. Journal of Central South University, 26(5), 1342-1361. https://doi.org/10.1007/s11771-019-4091-x

Thermal transport in porous media has stimulated substantial interest in engineering sciences due to increasing applications in filtration systems, porous bearings, porous layer insulation, biomechanics, geomechanics etc. Motivated by such applicatio... Read More about Transient analysis of Casson fluid thermo-convection from a vertical cylinder embedded in a porous medium : entropy generation and thermal energy transfer visualization.

Transient analysis of third-grade viscoelastic nanofluid flow external to a heated cylinder with buoyancy effects (2019)
Journal Article
Hiremath, A., Reddy, G., & Beg, O. (2019). Transient analysis of third-grade viscoelastic nanofluid flow external to a heated cylinder with buoyancy effects. Arabian Journal for Science and Engineering, 44, 7875-7893. https://doi.org/10.1007/s13369-019-03933-4

Nanotechnology is rapidly embracing numerous areas of manufacturing and process
engineering. New types of nanomaterials are being exploited to improve, for example, coating
integrity, anti-corrosion characteristics and other features of fabricated... Read More about Transient analysis of third-grade viscoelastic nanofluid flow external to a heated cylinder with buoyancy effects.

Computational fluid dynamics analysis of moisture ingress in aircraft structural composite materials (2019)
Journal Article
Beg, O., Islam, B., Shamshuddin, M., & Beg, T. (2019). Computational fluid dynamics analysis of moisture ingress in aircraft structural composite materials. Arabian Journal for Science and Engineering, 44, 7809-7831. https://doi.org/10.1007/s13369-019-03917-4

Moisture in composite materials has been proven to be an important issue leading to significant deterioration of
commercial aircraft wing structures. Lingering problems associated with this issue which is initiated with defects
during manufacturing... Read More about Computational fluid dynamics analysis of moisture ingress in aircraft structural composite materials.

Numerical study of magneto-convective heat and mass transfer from inclined surface with Soret diffusion and heat generation effects : a model for ocean magnetohydrodynamics energy generator fluid dynamics (2019)
Journal Article
Beg, O., Beg, T., Karim, I., Khan, M., Alam, M., Ferdows, M., & Shamshuddin, M. (2019). Numerical study of magneto-convective heat and mass transfer from inclined surface with Soret diffusion and heat generation effects : a model for ocean magnetohydrodynamics energy generator fluid dynamics. Chinese Journal of Physics, 60(Aug 19), 167-179. https://doi.org/10.1016/j.cjph.2019.05.002

A mathematical model is developed for steady state magnetohydrodynamic (MHD) heat and
mass transfer flow along an inclined surface in an ocean MHD energy generator device with
heat generation and thermo-diffusive (Soret) effects. The governing equa... Read More about Numerical study of magneto-convective heat and mass transfer from inclined surface with Soret diffusion and heat generation effects : a model for ocean magnetohydrodynamics energy generator fluid dynamics.

Magnetic micro-swimmers propelling through bio-rheological liquid bounded within an active channel (2019)
Journal Article
Asghar, Z., Ali, N., Sajid, M., & Beg, O. (2019). Magnetic micro-swimmers propelling through bio-rheological liquid bounded within an active channel. Journal of Magnetism and Magnetic Materials, 486(Sep 19), 165283. https://doi.org/10.1016/j.jmmm.2019.165283

The dynamics of a micro-organism swimming through a channel with undulating walls subject to constant transverse applied magnetic field is investigated. The micro-organism is modeled as self-propelling undulating sheet which is out of phase with the... Read More about Magnetic micro-swimmers propelling through bio-rheological liquid bounded within an active channel.

Metachronal propulsion of a magnetized particle-fluid suspension in a ciliated channel with heat and mass transfer (2019)
Journal Article
Abdelsalam, S., Bhatti, M., Zeeshan, A., Riaz, A., & Beg, O. (2019). Metachronal propulsion of a magnetized particle-fluid suspension in a ciliated channel with heat and mass transfer. Physica Scripta, 94(11), 115301. https://doi.org/10.1088/1402-4896/ab207a

Biologically inspired pumping systems are of great interest in modern engineering since they
achieve enhanced efficiency and circumvent the need for moving parts and maintenance. Industrial applications also often feature two-phase flows. In this ar... Read More about Metachronal propulsion of a magnetized particle-fluid suspension in a ciliated channel with heat and mass transfer.

Three-dimensional bioconvection nanofluid flow from a bi-axial stretching sheet with anisotropic slip (2019)
Journal Article
Amirsom, N., Uddin, M., Basir, M., Ismail, A., Beg, O., & Kadir, A. (2019). Three-dimensional bioconvection nanofluid flow from a bi-axial stretching sheet with anisotropic slip. Sains malaysiana, 48(5), 1137-1149. https://doi.org/10.17576/jsm-2019-4805-23

A theoretical study is presented for three-dimensional flow of bioconvection nanofluids containing gyrotactic microorganisms over a bi-axial stretching sheet. The effects of anisotropic slip, thermal jump and mass slip are considered in
the mathemat... Read More about Three-dimensional bioconvection nanofluid flow from a bi-axial stretching sheet with anisotropic slip.

Computational study of unsteady couple stress magnetic nanofluid flow from a stretching sheet with ohmic dissipation (2019)
Journal Article
Kumar, M., Reddy, G., Kumar, N., & Beg, O. (2019). Computational study of unsteady couple stress magnetic nanofluid flow from a stretching sheet with ohmic dissipation. Proceedings of the Institution of Mechanical Engineers, Part N: Journal of Nanomaterials, Nanoengineering and Nanosystems, 233(2-4), 49-63. https://doi.org/10.1177/2397791419843730

To provide a deeper insight of the transport phenomena inherent to the manufacturing of magnetic nano-polymer materials, in the present work a mathematical model is developed for time-dependent hydromagnetic rheological nanopolymer boundary layer flo... Read More about Computational study of unsteady couple stress magnetic nanofluid flow from a stretching sheet with ohmic dissipation.

Mathematical modelling of two-fluid electro-osmotic peristaltic pumping of an Ellis fluid in an axisymmetric tube (2019)
Journal Article
Ali, N., Hussain, S., Ullah, K., & Beg, O. (2019). Mathematical modelling of two-fluid electro-osmotic peristaltic pumping of an Ellis fluid in an axisymmetric tube. European Physical Journal Plus, 134(Apr 19), 141. https://doi.org/10.1140/epjp/i2019-12488-2

This article explores analytically the dynamics of two-fluid electro-osmotic peristaltic flow through a cylindrical tube. The rheology of the fluid in the central core (inner region or core region) is captured through the Ellis equation. The region a... Read More about Mathematical modelling of two-fluid electro-osmotic peristaltic pumping of an Ellis fluid in an axisymmetric tube.

Unsteady MHD non-Newtonian (rheological) heat transfer nanofluids with entropy generation analysis (2019)
Journal Article

A theoretical study of unsteady magnetohydrodynamic boundary layer stagnation point flow, heat and mass transfer of a second grade electrically-conducting nanofluid from a horizontal stretching sheet with thermal slip and second order slip velocity e... Read More about Unsteady MHD non-Newtonian (rheological) heat transfer nanofluids with entropy generation analysis.

Bejan flow visualization of free convection in a Jeffrey fluid from a semi-infinite vertical cylinder : influence of Deborah and Prandtl numbers (2019)
Journal Article
Kumar, M., Reddy, G., & Beg, O. (2019). Bejan flow visualization of free convection in a Jeffrey fluid from a semi-infinite vertical cylinder : influence of Deborah and Prandtl numbers. Journal of Thermal Analysis and Calorimetry, 138, 531-543. https://doi.org/10.1007/s10973-019-08099-7

This article studies the pattern of heat lines in free convection non-Newtonian flow from a
semi-infinite vertical cylinder via Bejan’s heat function concept. The viscoelastic Jeffrey fluid
model is employed. The time-dependent, coupled, non-linear... Read More about Bejan flow visualization of free convection in a Jeffrey fluid from a semi-infinite vertical cylinder : influence of Deborah and Prandtl numbers.

Modeling magnetic nanopolymer flow with induction and nanoparticle solid volume fraction effects : solar magnetic nanopolymer fabrication simulation (2019)
Journal Article
Beg, O., Kuharat, S., Ferdows, M., Das, M., Kadir, A., & Shamshuddin, M. (2019). Modeling magnetic nanopolymer flow with induction and nanoparticle solid volume fraction effects : solar magnetic nanopolymer fabrication simulation. Proceedings of the Institution of Mechanical Engineers, Part N: Journal of Nanomaterials, Nanoengineering and Nanosystems, 233(1), 27-45. https://doi.org/10.1177/2397791419838714

A mathematical model is presented for the nonlinear steady, forced convection, hydromagnetic flow of electro-conductive magnetic nano-polymer with magnetic induction effects included. The transformed two-parameter, non-dimensional governing partial d... Read More about Modeling magnetic nanopolymer flow with induction and nanoparticle solid volume fraction effects : solar magnetic nanopolymer fabrication simulation.

Unsteady free convective heat transfer in third-grade fluid flow from an isothermal vertical plate : a thermodynamic analysis (2019)
Journal Article
Hiremath, A., Reddy, G., Kumar, M., & Beg, O. (2019). Unsteady free convective heat transfer in third-grade fluid flow from an isothermal vertical plate : a thermodynamic analysis. International Journal of Modern Physics B, 33(8), 1950060. https://doi.org/10.1142/S0217979219500607

The current study investigates theoretically and numerically the entropy generation in time-dependent free-convective third-grade viscoelastic fluid convection flow from a vertical plate. The non-dimensional conservation equations for mass, momentum,... Read More about Unsteady free convective heat transfer in third-grade fluid flow from an isothermal vertical plate : a thermodynamic analysis.