All Outputs (419)

Computation of micropolar nanofluid from a wedge with heterogeneous carbon/metallic nanoparticles, viscous dissipation and heat sink/source: rheological nanocoating flow simulation (2023)
Journal Article
Umavathi, J. C., Kumar, M. A., & Anwar Bég, O. (in press). Computation of micropolar nanofluid from a wedge with heterogeneous carbon/metallic nanoparticles, viscous dissipation and heat sink/source: rheological nanocoating flow simulation. International Journal of Modelling and Simulation, 1-17. https://doi.org/10.1080/02286203.2023.2237846

Motivated by nanotechnological coating applications, a theoretical study is presented for the laminar, steady-state, incompressible nonlinear boundary layer flow of a non-Newtonian nanofluid external to a wedge-shaped configuration. The wedge surface... Read More about Computation of micropolar nanofluid from a wedge with heterogeneous carbon/metallic nanoparticles, viscous dissipation and heat sink/source: rheological nanocoating flow simulation.

Partial Differential Equations in Applied Mathematics https://www.sciencedirect.com/journal/partial-differential-equations-in-applied- mathematics Analysis of unsteady thermo-solutal MoS2-EO Brinkman electro-conductive reactive nanofluid transport in a hybrid rotating Hall MHD generator (2023)
Journal Article
Shamshuddin, M., Anwar Bég, O., Akkurt, N., Leonard, H. J., & Bég, T. A. (2023). Partial Differential Equations in Applied Mathematics https://www.sciencedirect.com/journal/partial-differential-equations-in-applied- mathematics Analysis of unsteady thermo-solutal MoS2-EO Brinkman electro-conductive reactive nanofluid transport in a hybrid rotating Hall MHD generator. #Journal not on list, 7, https://doi.org/10.1016/j.padiff.2023.100525

MHD rotating generators offer a plausible renewable energy mechanism. New designs are emerging in which nanotechnology is contributing. Such systems are increasingly deploying more complex functional fluid materials such as base fluids containing mag... Read More about Partial Differential Equations in Applied Mathematics https://www.sciencedirect.com/journal/partial-differential-equations-in-applied- mathematics Analysis of unsteady thermo-solutal MoS2-EO Brinkman electro-conductive reactive nanofluid transport in a hybrid rotating Hall MHD generator.

CFD simulation and visualization in aerospace engineering –applications in rocket module splashdown, jet engine gas dynamics and rocket combustion (2023)
Presentation / Conference
Beg, O. (2023, July). CFD simulation and visualization in aerospace engineering –applications in rocket module splashdown, jet engine gas dynamics and rocket combustion. Presented at International Conference on Recent Advances in Fluid Mechanics and Nanoelectronics (ICRAMFN) 2023, MIT, Bengaluru, India

In this keynote lecture we present several recent CFD simulations of complex aerospace fluid dynamics- specifically 3 cases: rocket module splashdown, jet engine gas dynamics and rocket methane combustion and flame dynamics. The ANSYS FLUENT/CFX plat... Read More about CFD simulation and visualization in aerospace engineering –applications in rocket module splashdown, jet engine gas dynamics and rocket combustion.

A critical review on micro-scale pumping based on insect-inspired membrane kinematics (2023)
Journal Article
Tripathi, D., Bhandari, D. S., & Anwar Bég, O. (2023). A critical review on micro-scale pumping based on insect-inspired membrane kinematics. Sensors and Actuators A: Physical, 360, https://doi.org/10.1016/j.sna.2023.114518

The membrane-based pumping mechanism is being increasingly deployed to meet the needs of medical, bio-engineering, microfabrication technology, microscale transport phenomena and other engineering applications due to its integrated functionalities. T... Read More about A critical review on micro-scale pumping based on insect-inspired membrane kinematics.

Computation of stagnation coating flow of electro-conductive ternary Williamson hybrid 𝑮𝑶 − 𝑨𝑼 − 𝑪𝒐𝟑𝑶𝟒/𝑬𝑶 nanofluid with a Cattaneo-Christov heat flux model and magnetic induction (2023)
Journal Article
Latha, K., Gnaneswara Reddy, M., Tripathi, D., Bég, O. A., & Kuharat, S. (2023). Computation of stagnation coating flow of electro-conductive ternary Williamson hybrid 𝑮𝑶 − 𝑨𝑼 − 𝑪𝒐𝟑𝑶𝟒/𝑬𝑶 nanofluid with a Cattaneo-Christov heat flux model and magnetic induction. Scientific Reports, 13, https://doi.org/10.1038/s41598-023-37197-8

Modern smart coating systems are increasingly exploiting functional materials which combine multiple features including rheology, electromagnetic properties and nanotechnological capabilities and provide a range of advantages in diverse operation... Read More about Computation of stagnation coating flow of electro-conductive ternary Williamson hybrid 𝑮𝑶 − 𝑨𝑼 − 𝑪𝒐𝟑𝑶𝟒/𝑬𝑶 nanofluid with a Cattaneo-Christov heat flux model and magnetic induction.

Enhancing Pharmacological Applications: Investigating Convective Heat Transfer in Nanoparticles within Blood Flow through CFD Simulation using ANSYS FLUENT (2023)
Presentation / Conference
Choglay, K., Anwar Bég, O., Kuharat, S., & Kadir, A. (2023, July). Enhancing Pharmacological Applications: Investigating Convective Heat Transfer in Nanoparticles within Blood Flow through CFD Simulation using ANSYS FLUENT. Presented at Glasgow University Computational Biology Conference 2023, Glasgow, Scotland

Efficient heat transfer in blood is a crucial aspect of various medical treatments that involve localized heating or cooling, such as Hyperthermia Treatment, Cryotherapy, and Hypothermia Treatment. Understanding the convective heat transfer in blood... Read More about Enhancing Pharmacological Applications: Investigating Convective Heat Transfer in Nanoparticles within Blood Flow through CFD Simulation using ANSYS FLUENT.

Computation of EMHD ternary hybrid non-Newtonian nanofluid over a wedge embedded in a Darcy-Forchheimer porous medium with zeta potential and wall suction/injection effects (2023)
Journal Article
Beg, A., Prakash, J., & Tripathi, D. (2023). Computation of EMHD ternary hybrid non-Newtonian nanofluid over a wedge embedded in a Darcy-Forchheimer porous medium with zeta potential and wall suction/injection effects. International Journal of Ambient Energy, 44(1), 2155-2169. https://doi.org/10.1080/01430750.2023.2224339

The field of engineering is witnessing an increasing number of applications for intelligent electromagnetic nano-coatings. These recent advancements serve as the impetus for an investigation into a theoretical and computational study of an unsteady... Read More about Computation of EMHD ternary hybrid non-Newtonian nanofluid over a wedge embedded in a Darcy-Forchheimer porous medium with zeta potential and wall suction/injection effects.

Computation of three-dimensional blood flow development in a 180O curved tube geometry (2023)
Journal Article
Chiang, C., Kao, R., Hung, T., & Beg, A. (2023). Computation of three-dimensional blood flow development in a 180O curved tube geometry. Journal of Mechanics in Medicine and Biology, 23(5), https://doi.org/10.1142/S0219519423500537

Computational blood flow studies are providing an increasingly important compliment to clinical experiments in 21st century biomedical engineering. Motivated by probing deeper into this topic, a theoretical and numerical study is presented of the f... Read More about Computation of three-dimensional blood flow development in a 180O curved tube geometry.

Numerical study of transient convective turbulent boundary layer flow along a vertical plate: analysis of kinetic energy and its dissipation rate (2023)
Journal Article
Suresha, S. P., Janardhana Reddy, G., Reddy, G. J., Kumar, M., Rani, H. P., & Anwar Bég, O. (in press). Numerical study of transient convective turbulent boundary layer flow along a vertical plate: analysis of kinetic energy and its dissipation rate. Waves in Random and Complex Media, 1-23. https://doi.org/10.1080/17455030.2023.2220821

The present article numerically investigates the turbulent buoyancy-driven (natural convection) flow along a vertical plate with a low Reynolds turbulence two-equation k-ε model. The deployed turbulence model is appropriate for low Reynolds number (L... Read More about Numerical study of transient convective turbulent boundary layer flow along a vertical plate: analysis of kinetic energy and its dissipation rate.

Thermo-hydraulic phenomena of water-Al2O3 nanofluid flow over a rectangular channel with trapezoidal obstacles (2023)
Journal Article
Saha, S., Prasad, V., Beg, O., & Das, A. (2023). Thermo-hydraulic phenomena of water-Al2O3 nanofluid flow over a rectangular channel with trapezoidal obstacles. Journal of Nanofluids, 12(5), 1383-1396. https://doi.org/10.1166/jon.2023.2027

Numerical simulations of water-Al,O, nanofluid flow in a rectangular channel with two trapezoidal obstacles have been studied, which has rmarkable effect in various engineering applications. The governing equations have been solved using SIMPLEC al... Read More about Thermo-hydraulic phenomena of water-Al2O3 nanofluid flow over a rectangular channel with trapezoidal obstacles.

Dual solutions of magnetite/cobalt/manganese-zinc-aqueous nano-ferrofluids from a stretching sheet with magnetic induction effects: MHD stagnation flow computation and analysis (2023)
Journal Article
Ferdows, M., Tazin, T., Bég, A., Bég, T. A., & Ali, K. (2023). Dual solutions of magnetite/cobalt/manganese-zinc-aqueous nano-ferrofluids from a stretching sheet with magnetic induction effects: MHD stagnation flow computation and analysis. International Journal for Computational Methods in Engineering Science and Mechanics, 1-20. https://doi.org/10.1080/15502287.2023.2211985

A theoretical study is presented for the steady magnetohydrodynamic (MHD) boundary layer stagnation point flow of a nano-ferrofluid along a linearly moving stretching sheet, as a simulation of functional magnetic materials processing. Due to having... Read More about Dual solutions of magnetite/cobalt/manganese-zinc-aqueous nano-ferrofluids from a stretching sheet with magnetic induction effects: MHD stagnation flow computation and analysis.

Functional magnetic Maxwell viscoelastic nanofluids for tribological coatings-a model for stretching flow using the generalized theory of heat-mass fluxes, Darcy-Forchheimer formulation and dual convection (2023)
Journal Article
Nasir, M., Waqas, M., Anwar Bég, O., Znaidia, S., Khan, W. A., & Zamri, N. (2023). Functional magnetic Maxwell viscoelastic nanofluids for tribological coatings-a model for stretching flow using the generalized theory of heat-mass fluxes, Darcy-Forchheimer formulation and dual convection. Tribology International, 187, https://doi.org/10.1016/j.triboint.2023.108610

A theoretical and computational study of an improved Fourier and Fickian model for locally non-similar magnetohydrodynamic Maxwell (non-Newtonian) nanofluid convective flow under thermo-solutal buoyancy forces in a non-Darcian (Darcy-Forchheimer) por... Read More about Functional magnetic Maxwell viscoelastic nanofluids for tribological coatings-a model for stretching flow using the generalized theory of heat-mass fluxes, Darcy-Forchheimer formulation and dual convection.

Mixed convection Casson polymeric flow from a nonlinear stretching surface with radiative flux and non‐Fourier thermal relaxation effects: Computation with CSNIS (2023)
Journal Article
Shahid, A., Wei, W., Bhatti, M. M., Bég, O. A., Beg, O., Bég, T. A., & Beg, T. (2023). Mixed convection Casson polymeric flow from a nonlinear stretching surface with radiative flux and non‐Fourier thermal relaxation effects: Computation with CSNIS. ZAMM, https://doi.org/10.1002/zamm.202200519

Thermal non-Newtonian polymer coating flows is growing as a major area in materials processing. Inspired by new developments in this field which require more sophisticated mathematical models, the current investigation examines the laminar viscopla... Read More about Mixed convection Casson polymeric flow from a nonlinear stretching surface with radiative flux and non‐Fourier thermal relaxation effects: Computation with CSNIS.

RSM-based sensitivity analysis of hybrid nanofluid in an enclosure filled with non-Darcy porous medium by using LBM method (2023)
Journal Article
Venkatadri, K., Öztop, H. F., Prasad, V. R., Parthiban, S., & Beg, O. (2024). RSM-based sensitivity analysis of hybrid nanofluid in an enclosure filled with non-Darcy porous medium by using LBM method. Numerical Heat Transfer, Part A Applications, 85(6), 875-899. https://doi.org/10.1080/10407782.2023.2193708

The present analysis is performed to investigate the free convection MHD non-Darcy flow in hybrid nanofluid (TiO2/Cu-water) occupying a differentially heated square closed space. The non-dimensional governing equations for mass, momentum and energy... Read More about RSM-based sensitivity analysis of hybrid nanofluid in an enclosure filled with non-Darcy porous medium by using LBM method.

Local non-similar solution for non-isothermal electro-conductive radiative stretching boundary layer heat transfer with aligned magnetic field (2023)
Journal Article
Ferdows, M., Barman, A., Beg, O., Shamshuddin, M., & Sun, S. (2023). Local non-similar solution for non-isothermal electro-conductive radiative stretching boundary layer heat transfer with aligned magnetic field. Applied Sciences, 13(7), https://doi.org/10.3390/app13074592

The continuous two-dimensional boundary layer heat transfer in an electroconductive Newtonian fluid from a stretching surface that is biased by the magnetic field aligned with thermal radiation is the subject of this study. The effects of magnetic... Read More about Local non-similar solution for non-isothermal electro-conductive radiative stretching boundary layer heat transfer with aligned magnetic field.

Homotopy analysis of mixed convection flow of a magnetized viscoelastic nanofluid from a stretching surface in non-Darcy porous media with revised Fourier and Fickian approaches (2023)
Journal Article
Beg, A., Nasir, M., Waqas, M., & Zamri, N. (2023). Homotopy analysis of mixed convection flow of a magnetized viscoelastic nanofluid from a stretching surface in non-Darcy porous media with revised Fourier and Fickian approaches. Waves in Random and Complex Media, https://doi.org/10.1080/17455030.2023.2178824

This article addresses theoretically the mixed convection hydromagnetic flow of electrically conducting viscoelastic nanofluid from a vertical permeable stretching sheet in a non-Darcy porous medium with Cattaneo–Christov double diffusion model to... Read More about Homotopy analysis of mixed convection flow of a magnetized viscoelastic nanofluid from a stretching surface in non-Darcy porous media with revised Fourier and Fickian approaches.

Computation of swirling hydromagnetic nanofluid flow containing gyrotactic microorganisms from a spinning disk to a porous medium with hall current and anisotropic slip effects (2023)
Journal Article
Beg, O., Umavathi, J. C., Khan, U. F., Beg, T., & Kadir, A. (in press). Computation of swirling hydromagnetic nanofluid flow containing gyrotactic microorganisms from a spinning disk to a porous medium with hall current and anisotropic slip effects. ZAMM, 103(9), https://doi.org/10.1002/zamm.202100575

Prompted by the advancements in hybrid bio-nano-swirling magnetic bioreactors, a mathematical model for the swirling flow from a rotating disk bioreactor to a magnetic fluid saturating a porous matrix and containing nanoparticles and gyrotactic mic... Read More about Computation of swirling hydromagnetic nanofluid flow containing gyrotactic microorganisms from a spinning disk to a porous medium with hall current and anisotropic slip effects.

Heat transfer and hydromagnetic electroosmotic Von Kármán swirling flow from a rotating porous disc to a permeable medium with viscous heating and Joule dissipation (2023)
Journal Article
Beg, A., Balaji, R., Prakash, J., Anwar Bég, O., & Tripathi, D. (in press). Heat transfer and hydromagnetic electroosmotic Von Kármán swirling flow from a rotating porous disc to a permeable medium with viscous heating and Joule dissipation. Heat Transfer, 52(5), 3489-3515. https://doi.org/10.1002/htj.22837

Magnetohydrodynamic (MHD) flow and heat transfer in an ionic viscous fluid in a porous medium induced by a stretching spinning disc and modulated by electroosmosis under an axial magnetic field and radial electrical field, is presented in this stud... Read More about Heat transfer and hydromagnetic electroosmotic Von Kármán swirling flow from a rotating porous disc to a permeable medium with viscous heating and Joule dissipation.

Passive tracer transport in peristaltic pumping of non-Newtonian blood flow: A mathematical model (2023)
Journal Article
Beg, O., & Roy, A. K. (2023). Passive tracer transport in peristaltic pumping of non-Newtonian blood flow: A mathematical model. International Journal of Modern Physics B, 37(30), https://doi.org/10.1142/s0217979223502624

The large time behavior of passive contaminant in non-Newtonian peristaltic blood flow in a two-dimensional (2D) channel (capillary) has been examined in this paper. The power-law model is employed in order to highlight the non-Newtonian blood charac... Read More about Passive tracer transport in peristaltic pumping of non-Newtonian blood flow: A mathematical model.

Transient solute dispersion in electro‐osmotic viscoplastic flow in a microchannel (2023)
Journal Article
Beg, O., Roy, A. K., & Debnath, S. (2023). Transient solute dispersion in electro‐osmotic viscoplastic flow in a microchannel. ZAMM, 103(6), https://doi.org/10.1002/zamm.202200260

The transport of a neutral solute in incompressible electro-osmotic flow of Bingham plastic non-Newtonian liquid flowing through a microchannel is studied theoretically. The flow is driven by a constant axially applied electric field. The non-dimen... Read More about Transient solute dispersion in electro‐osmotic viscoplastic flow in a microchannel.