All Outputs (428)

Electro-osmotic peristaltic flow and heat transfer in an ionic viscoelastic fluid through a curved micro-channel with viscous dissipation (2022)
Journal Article
Khan, A., Akram, K., Zaman, A., Beg, O., & Bég, T. (2022). Electro-osmotic peristaltic flow and heat transfer in an ionic viscoelastic fluid through a curved micro-channel with viscous dissipation. Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine, 236(8), 1080-1092. https://doi.org/10.1177/09544119221105848

Emerging systems in microfluidics are embracing bio-inspired designs in which boundaries are flexible and mimic peristaltic propulsion mechanisms encountered in nature. These devices utilize electro-kinetic body forces to manipulate very precisely io... Read More about Electro-osmotic peristaltic flow and heat transfer in an ionic viscoelastic fluid through a curved micro-channel with viscous dissipation.

Impact of Navier’s slip and chemical reaction on the hydromagnetic hybrid nanofluid flow and mass transfer due to porous stretching sheet (2022)
Journal Article
Mahabaleshwar, U., Anusha, T., Beg, O., Yadav, D., & Botmart, T. (2022). Impact of Navier’s slip and chemical reaction on the hydromagnetic hybrid nanofluid flow and mass transfer due to porous stretching sheet. Scientific reports, 12, 10451. https://doi.org/10.1038/s41598-022-14692-y

Hybrid nanofluids (HNFs) comprise combinations of different nanoparticles suspended in base fluid. Applications of such nanofluids are rising in the areas of energy and biomedical engineering including smart (functional) coatings. Motivated by these... Read More about Impact of Navier’s slip and chemical reaction on the hydromagnetic hybrid nanofluid flow and mass transfer due to porous stretching sheet.

Thermal effects on SARS-CoV-2 transmission in peristaltic blood flow : mathematical modelling (2022)
Journal Article
Tripathi, D., Bhandari, D., & Beg, O. (2022). Thermal effects on SARS-CoV-2 transmission in peristaltic blood flow : mathematical modelling. Physics of Fluids, 34(6), https://doi.org/10.1063/5.0095286

SARS-CoV-2 is a novel viral species that has been identified as a highly infectious disease. Scientists have endeavored to collect essential information to characterize better the behaviour of this virus including droplet transmission and airborne... Read More about Thermal effects on SARS-CoV-2 transmission in peristaltic blood flow : mathematical modelling.

Magneto-convective flow through a porous enclosure with Hall current and Thermal radiation effects : numerical study (2022)
Journal Article
Venkatadri, K., Beg, O., & Kuharat, S. (2022). Magneto-convective flow through a porous enclosure with Hall current and Thermal radiation effects : numerical study. European Physical Journal - Special Topics, https://doi.org/10.1140/epjs/s11734-022-00592-9

This paper reports the numerical study of magnetohydrodynamic radiative-convective flow in a square cavity containing a porous medium with Hall currents. This study is relevant to hydromagnetic fuel cell design and thermofluidic dynamics of complex... Read More about Magneto-convective flow through a porous enclosure with Hall current and Thermal radiation effects : numerical study.

Reactive solute transport in blood flow through a permeable capillary (2022)
Journal Article
Beg, O., Debnath, S., & Roy, A. (in press). Reactive solute transport in blood flow through a permeable capillary. Archives of Mechanics, https://doi.org/10.24423/aom.3955

The present analysis discusses the solute transport process in a steady 2D (axial and radial) laminar flow of blood through a permeable, finite length capillary. Blood is treated as a homogeneous Newtonian fluid and the solute is absorbed at the capi... Read More about Reactive solute transport in blood flow through a permeable capillary.

Cattaneo-Christov dual diffusive non-Newtonian nanoliquid flow featuring nonlinear convection (2022)
Journal Article
Beg, O., Nasir, M., Waqas, M., Kausar, M., & Zamri, N. (2022). Cattaneo-Christov dual diffusive non-Newtonian nanoliquid flow featuring nonlinear convection. Chinese Journal of Physics, https://doi.org/10.1016/j.cjph.2022.05.005

A theoretical study is presented of the transport characteristics in double diffusive tangent hyperbolic (non-Newtonian) nanofluid boundary layer flow from a stretching flat surface. The Cattaneo– Christov (non-Fourier and non-Fickian) double diffu... Read More about Cattaneo-Christov dual diffusive non-Newtonian nanoliquid flow featuring nonlinear convection.

Tangent hyperbolic non-Newtonian radiative bioconvection nanofluid flow from a bi-directional stretching surface with electro-magneto-hydrodynamic, Joule heating and modified diffusion effects (2022)
Journal Article
Prakash, J., Tripathi, D., Akkurt, N., & Beg, O. (2022). Tangent hyperbolic non-Newtonian radiative bioconvection nanofluid flow from a bi-directional stretching surface with electro-magneto-hydrodynamic, Joule heating and modified diffusion effects. European Physical Journal Plus, 137(472), https://doi.org/10.1140/epjp/s13360-022-02613-x

Motivated by bio-inspired nano-technological functional coating flows, in the current paper a theoretical study of laminar, steady, incompressible bioconvection flow of a tangential hyperbolic (non-Newtonian) nanofluid from a bi-directional stretch... Read More about Tangent hyperbolic non-Newtonian radiative bioconvection nanofluid flow from a bi-directional stretching surface with electro-magneto-hydrodynamic, Joule heating and modified diffusion effects.

Moment analysis of unsteady bi-component species (drug) transport with coupled chemical reaction in non-Newtonian blood flow (2022)
Journal Article
Beg, O., & Roy, A. (in press). Moment analysis of unsteady bi-component species (drug) transport with coupled chemical reaction in non-Newtonian blood flow. Chinese Journal of Physics,

Motivated by exploring the fluid dynamics of dual drug delivery systems in biomedicine, a mathematical analysis of the bi-component species transport (convective-diffusion) in rheological blood flow with bulk chemical reaction through a two-dimension... Read More about Moment analysis of unsteady bi-component species (drug) transport with coupled chemical reaction in non-Newtonian blood flow.

Chemically reactive Maxwell nanoliquid flow by a stretching surface in frames of Newtonian heating, nonlinear convection and radiative flux : nanopolymer flow processing simulation (2022)
Journal Article
Nasir, M., Waqas, M., Beg, O., Basha, D., Zamir, N., Leonard, H., & Khan, I. (2022). Chemically reactive Maxwell nanoliquid flow by a stretching surface in frames of Newtonian heating, nonlinear convection and radiative flux : nanopolymer flow processing simulation. Nanotechnology Reviews, 11, 1291-1306. https://doi.org/10.1515/ntrev-2022-0078

The effects of chemical reaction and radiative heat flux in nonlinear mixed thermo-solutal convection flow of a viscoelastic nanoliquid from a stretchable surface are investigated theoretically. Newtonian heating is also considered. The UCM (upper... Read More about Chemically reactive Maxwell nanoliquid flow by a stretching surface in frames of Newtonian heating, nonlinear convection and radiative flux : nanopolymer flow processing simulation.

Thermal entrance problem for blood flow inside an axisymmetric tube: the classical Graetz problem extended for Quemada’s bio-rheological fluid with axial conduction (2022)
Journal Article
Khan, M., Ali, N., & Beg, O. (in press). Thermal entrance problem for blood flow inside an axisymmetric tube: the classical Graetz problem extended for Quemada’s bio-rheological fluid with axial conduction. Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine, https://doi.org/10.1177/09544119221086479

The heat-conducting nature of blood is critical in the human circulatory system and features also in important thermal regulation and blood processing systems in biomedicine. Motivated by these applications, in the present investigation, the classi... Read More about Thermal entrance problem for blood flow inside an axisymmetric tube: the classical Graetz problem extended for Quemada’s bio-rheological fluid with axial conduction.

Simulation of diabetic retinopathy utilizing convolutional neural networks (2022)
Journal Article
Rajarajeswari, P., Moorthy, J., & Beg, O. (2022). Simulation of diabetic retinopathy utilizing convolutional neural networks. Journal of Mechanics in Medicine and Biology, 22(2), https://doi.org/10.1142/S0219519422500117

Currently, diabetic retinopathy is still screened as a three-stage classification, which is a tedious strategy and along these lines of this paper focuses on developing an improved methodology. In this methodology, we taught a convolutional neural ne... Read More about Simulation of diabetic retinopathy utilizing convolutional neural networks.

Thermo-solutal dual stratified convective magnetized fluid flow from an exponentially stretching Riga plate sensor surface with thermophoresis (2022)
Journal Article
Shamshuddin, M., Mabood, F., Rajput, G., Beg, O., & Badruudin, I. (2022). Thermo-solutal dual stratified convective magnetized fluid flow from an exponentially stretching Riga plate sensor surface with thermophoresis. International Communications in Heat and Mass Transfer, 134, 105997. https://doi.org/10.1016/j.icheatmasstransfer.2022.105997

A theoretical study is presented for the coupled thermo-solutal free convection twodimensional boundary layer flow of a of a magnetized fluid from an exponentially stretched magnetic sensor (Riga plate) surface. Heat generation/absorption, nonlinear... Read More about Thermo-solutal dual stratified convective magnetized fluid flow from an exponentially stretching Riga plate sensor surface with thermophoresis.

Computational framework of magnetized MgO-Ni/water based stagnation nanoflow past an elastic stretching surface : application in solar energy coatings (2022)
Journal Article
Bhatti, M., Beg, O., & Abdelsalam, S. (2022). Computational framework of magnetized MgO-Ni/water based stagnation nanoflow past an elastic stretching surface : application in solar energy coatings. Nanomaterials, 12(7), 1049. https://doi.org/10.3390/nano12071049

In this article, motivated by novel nanofluid solar energy coating systems, a mathematical model of hybrid Magnesium oxide (MgO)-nickel (Ni) nanofluid magnetohydrodynamic (MHD) stagnation point flow impinging on a porous elastic stretching surface... Read More about Computational framework of magnetized MgO-Ni/water based stagnation nanoflow past an elastic stretching surface : application in solar energy coatings.

Simulation of hydrodynamic penetration in aircraft composite wings using finite volume and fluid-structure-interaction methods (2022)
Presentation / Conference
Beg, O., Kadir, A., Beg, T., Leonard, H., Jouri, W., Gorla, R., & Islam, B. (2022, March). Simulation of hydrodynamic penetration in aircraft composite wings using finite volume and fluid-structure-interaction methods. Presented at ICAMET 2022: 16th International Conference on Aero-Mechanical Engineering and Technologies, Dubai, United Arab Emirates

Hydrodynamic penetration 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 de... Read More about Simulation of hydrodynamic penetration in aircraft composite wings using finite volume and fluid-structure-interaction methods.

Monte Carlo simulation of muonic catalysis in nuclear fusion space propulsion (2022)
Presentation / Conference
Beg, O., Beg, T., Kadir, A., Leonard, H., Zubair, A., & Kuharat, S. (2022, March). Monte Carlo simulation of muonic catalysis in nuclear fusion space propulsion. Presented at ICAMET 2022: 16th International Conference on Aero-Mechanical Engineering & Technology, Dubai

With ever-increasing interest in manned space missions, engineers are exploring a variety of exciting concepts for deep space propulsion systems. The most promising thusfar are nuclear propulsion systems (NPS) which may be fission-based or fusion-... Read More about Monte Carlo simulation of muonic catalysis in nuclear fusion space propulsion.

Computation of reactive thermosolutal micropolar nanofluid Sakiadis convection flow with gold/silver metallic nanoparticles (2022)
Journal Article
Shamshuddin, M., Ferdows, M., Beg, O., Beg, T., & Leonard, H. (in press). Computation of reactive thermosolutal micropolar nanofluid Sakiadis convection flow with gold/silver metallic nanoparticles. Waves in Random and Complex Media, https://doi.org/10.1080/17455030.2022.2051773

In the present study, a mathematical model is developed by combining the Tiwari-Das nanofluid formulation with the Eringen micro-morphic model to simulate the thermo-solutal natural convection chemically reacting micropolar nanofluid flow from a pe... Read More about Computation of reactive thermosolutal micropolar nanofluid Sakiadis convection flow with gold/silver metallic nanoparticles.

Computation of bio-nano-convection power law slip flow from a needle with blowing effects in a porous medium (2022)
Journal Article
Uddin, J., Amirsom, N., Beg, O., & Ismail, A. (in press). Computation of bio-nano-convection power law slip flow from a needle with blowing effects in a porous medium. Waves in Random and Complex Media, https://doi.org/10.1080/17455030.2022.2048919

Transport phenomena with fluid flow, heat, mass, nanoparticle species and microorganism transfer external to a needle in a porous medium have many biomedical engineering applications (e. g. hypodermic needles used in hemotology). It is also used to... Read More about Computation of bio-nano-convection power law slip flow from a needle with blowing effects in a porous medium.

Computation of heat transfer in exothermically reacting rheological hypergolic gel fuels for rocket propulsion systems (2022)
Presentation / Conference
Beg, O., Beg, T., Kadir, A., Leonard, H., Zubair, A., Jouri, W., & Gorla, R. (2022, March). Computation of heat transfer in exothermically reacting rheological hypergolic gel fuels for rocket propulsion systems. Presented at ICAMET 2022 : 16th International Conference on Aero-mechanical Engineering & Technology, Dubai, United Arab Emirates

In recent years spacecraft engineers have been actively developing novel rocket fuels for improved combustion performance and longer duration burn times. Numerous studies have shown the potential benefits of gelled fuels and oxidizers. The NASA Lew... Read More about Computation of heat transfer in exothermically reacting rheological hypergolic gel fuels for rocket propulsion systems.

Modeling and analysis of magnetic hybrid nanoparticle (Au-Al2O3/blood) based drug delivery through a bell-shaped occluded artery with Joule heating, viscous dissipation and variable viscosity effects (2022)
Journal Article
and variable viscosity effects. Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, 236(5), 2024-2043. https://doi.org/10.1177/09544089221080273

The present work deals with the impact of hybrid nanoparticles (Au-Al2O3/Blood) on the blood flow pattern through a porous cylindrical artery with bell-shaped stenosis in the presence of an external magnetic field, Joule heating, and viscous dissipa... Read More about Modeling and analysis of magnetic hybrid nanoparticle (Au-Al2O3/blood) based drug delivery through a bell-shaped occluded artery with Joule heating, viscous dissipation and variable viscosity effects.

Influence of magnetization, variable viscosity and thermal conductivity on Von Karman swirling flow of H2O-FE3O4 and H2O-MN-ZNFe2O4 ferromagnetic nanofluids from a spinning disk : smart spin coating simulation (2022)
Journal Article
Salawu, S., Shamshuddin, M., & Beg, O. (2022). Influence of magnetization, variable viscosity and thermal conductivity on Von Karman swirling flow of H2O-FE3O4 and H2O-MN-ZNFe2O4 ferromagnetic nanofluids from a spinning disk : smart spin coating simulation. Materials Science and Engineering: B, 279, 115659. https://doi.org/10.1016/j.mseb.2022.115659

Motivated by smart (functional) nano-ferromagnetic spin coating applications, a theoretical study is described for steady swirling Von Karman thermo-magnetic water-based flowing nanoliquids containing ferromagnetic nanoparticles from a rotating dis... Read More about Influence of magnetization, variable viscosity and thermal conductivity on Von Karman swirling flow of H2O-FE3O4 and H2O-MN-ZNFe2O4 ferromagnetic nanofluids from a spinning disk : smart spin coating simulation.