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Prof Osman Beg's Outputs (447)

Triple diffusive free magneto-convection of electro-conductive nanofluid from a vertical stretching sheet (2024)
Journal Article
Vasu, B., Anwar Bég, O., Hussain Borbora, M., Gorla, R., Tripathi, J., & Burby, M. L. (in press). Triple diffusive free magneto-convection of electro-conductive nanofluid from a vertical stretching sheet. Proceedings of the Institution of Mechanical Engineers, Part N: Journal of Nanomaterials, Nanoengineering and Nanosystems, https://doi.org/10.1177/23977914241231999

In the present investigation, an analysis is carried out to study the MHD triple diffusive free thermo-solutal convection boundary layer flow of an electro-conductive nanofluid flow over a vertical stretching sheet. This problem is relevant to magnet... Read More about Triple diffusive free magneto-convection of electro-conductive nanofluid from a vertical stretching sheet.

Catalytic effects on peristaltic flow of Jeffrey fluid through a flexible porous duct under oblique magnetic field: Application in biomimetic pumps for hazardous materials (2024)
Journal Article
Ajithkumar, M., Kuharat, S., Anwar Bég, O., Sucharitha, G., & Lakshminarayana, P. (2024). Catalytic effects on peristaltic flow of Jeffrey fluid through a flexible porous duct under oblique magnetic field: Application in biomimetic pumps for hazardous materials. Thermal Science and Engineering Progress, 49, https://doi.org/10.1016/j.tsep.2024.102476

Homogenous and heterogeneous reactions play an essential role in polymer production, combustion, ceramic production, catalysis, distillation, and biochemical procedures. As a result of this advancement, a mathematical model is developed to examine th... Read More about Catalytic effects on peristaltic flow of Jeffrey fluid through a flexible porous duct under oblique magnetic field: Application in biomimetic pumps for hazardous materials.

Mathematical modelling of couple stress fluid flow around a semi-permeable sphere enclosing a solid core (2024)
Journal Article
Selvi, R., & Beg, A. (2024). Mathematical modelling of couple stress fluid flow around a semi-permeable sphere enclosing a solid core. ZAMM, https://doi.org/10.1002/zamm.202300225

The focus of this article is to study theoretically the steady-axisymmetric creeping flow dynamics of a couple stress fluid external to a semi-permeable sphere containing a solid core. This problem is motivated by emulsion hydrodynamics in chemical e... Read More about Mathematical modelling of couple stress fluid flow around a semi-permeable sphere enclosing a solid core.

Mathematical modelling of couple stress fluid flow around a semi‐permeable sphere enclosing a solid core (2024)
Journal Article
Selvi, R., & Beg, A. (2024). Mathematical modelling of couple stress fluid flow around a semi‐permeable sphere enclosing a solid core. ZAMM, 104(4), https://doi.org/10.1002/zamm.202300225

AbstractThe focus of this article is to study theoretically the steady‐axisymmetric creeping flow dynamics of a couple stress fluid external to a semi‐permeable sphere containing a solid core. This problem is motivated by emulsion hydrodynamics in ch... Read More about Mathematical modelling of couple stress fluid flow around a semi‐permeable sphere enclosing a solid core.

Ternary Cobalt ferrite (CoFeO4) -Silver (Ag) -Titanium dioxide (TiO2) hybrid nanofluid hydromagnetic non-linear radiative-convective flow from a rotating disk with viscous dissipation, non-Darcy and non-Fourier effects: Swirl coating simulation (2024)
Journal Article
Gnaneswara Reddy, M., Bhagya, K., Latha, S., Tripathi, D., Anwar Bég, O., Kuharat, S., & Burby, M. L. (2024). Ternary Cobalt ferrite (CoFeO4) -Silver (Ag) -Titanium dioxide (TiO2) hybrid nanofluid hydromagnetic non-linear radiative-convective flow from a rotating disk with viscous dissipation, non-Darcy and non-Fourier effects: Swirl coating simulation. #Journal not on list, https://doi.org/10.1080/10407782.2023.2299295

Ternary Cobalt ferrite (CoFeO4)-Silver (Ag)-Titanium dioxide (TiO2) hybrid nanofluid hydromagnetic non-linear radiative-convective flow from a rotating disk with viscous dissipation, non-Darcy and non-Fourier effects: Swirl coating simulation ABSTRAC... Read More about Ternary Cobalt ferrite (CoFeO4) -Silver (Ag) -Titanium dioxide (TiO2) hybrid nanofluid hydromagnetic non-linear radiative-convective flow from a rotating disk with viscous dissipation, non-Darcy and non-Fourier effects: Swirl coating simulation.

Numerical study of dissipative SW/MWCNT-nanofluid coating flow from a stretching wall to a porous medium with shape factor effects (2023)
Journal Article
Waqas, M., Kausar, M. S., Anwar Bég, O., Kuharat, S., Khan, W. A., Shukhratovich Abdullaev, S., & Fadhl, B. M. (2023). Numerical study of dissipative SW/MWCNT-nanofluid coating flow from a stretching wall to a porous medium with shape factor effects. International Journal of Hydrogen Energy, https://doi.org/10.1016/j.ijhydene.2023.05.036

A mathematical model is developed for incompressible steady-state dissipative CNT-aqueous nanofluid boundary layer flow from a stretching sheet to a saturated isotropic porous medium. Three different CNT shapes (spheres, blades and platelets) are con... Read More about Numerical study of dissipative SW/MWCNT-nanofluid coating flow from a stretching wall to a porous medium with shape factor effects.

Computation of non-Newtonian quadratic convection in electro-magneto-hydrodynamic (EMHD) duct flow with temperature-dependent viscosity (2023)
Journal Article
Zhang, L., Bhatti, M. M., Anwar Bég, O., Ellahi, R., & Öztop, H. F. (in press). Computation of non-Newtonian quadratic convection in electro-magneto-hydrodynamic (EMHD) duct flow with temperature-dependent viscosity. Advances in Mechanical Engineering, 15(12), 16878132231210360. https://doi.org/10.1177/16878132231210360

Motivated by novel developments in smart non-Newtonian thermal duct systems, a theoretical study has been presented in this article for electro-magneto-hydrodynamic (EMHD) buoyancy-driven flow of a fourth-grade viscoelastic fluid in a vertical duct w... Read More about Computation of non-Newtonian quadratic convection in electro-magneto-hydrodynamic (EMHD) duct flow with temperature-dependent viscosity.

Electromagnetohydrodynamic (EMHD) convective transport of a reactive dissipative carreau fluid with thermal ignition in a non-Darcian vertical duct (2023)
Journal Article
Bhatti, M. M., Anwar Bég, O., & Kuharat, S. (in press). Electromagnetohydrodynamic (EMHD) convective transport of a reactive dissipative carreau fluid with thermal ignition in a non-Darcian vertical duct. Numerical Heat Transfer, Part A Applications, 1-31. https://doi.org/10.1080/10407782.2023.2284333

Reactive electro-conductive non-Newtonian (gel) duct flows arise in a variety of industrial applications including hybrid propulsion, smart rheological manufacturing systems, complex geothermal systems and chemical process engineering. Motivated by t... Read More about Electromagnetohydrodynamic (EMHD) convective transport of a reactive dissipative carreau fluid with thermal ignition in a non-Darcian vertical duct.

Analysis of the concurrent validity and reliability of five common clinical goniometric devices (2023)
Journal Article
Kiatkulanusorn, S., Luangpon, N., Srijunto, W., Watechagit, S., Pitchayadejanan, K., Kuharat, S., …Suato, B. P. (in press). Analysis of the concurrent validity and reliability of five common clinical goniometric devices. Scientific Reports, 13(1), 20931. https://doi.org/10.1038/s41598-023-48344-6

Measurement errors play an important role in the development of goniometric equipment, devices used to measure range of motion. Reasonable validity and reliability are critical for both the device and examiner before and after to testing in human sub... Read More about Analysis of the concurrent validity and reliability of five common clinical goniometric devices.

Heat transfer in EMHD hyperbolic tangent ternary hybrid nanofluid flow over a Darcy-Forchheimer porous wedge surface: Anumerical simulation (2023)
Book Chapter
Barathi, V., Prakash, J., Tripathi, D., Beg, O., Sharma, A., & Sharma, R. (2023). Heat transfer in EMHD hyperbolic tangent ternary hybrid nanofluid flow over a Darcy-Forchheimer porous wedge surface: Anumerical simulation. In Nanomaterials and Nanoliquids: Applications in Energy and Environment (251-282). Springer. https://doi.org/10.1007/978-981-99-6924-1_13

Engineers are finding more and more uses for sophisticated electrostatic nano-coatings. This new information prompted us to look into the theoretical and computational aspects of an unsteady EMHD incompressible two-dimensional heat-transfer tangent h... Read More about Heat transfer in EMHD hyperbolic tangent ternary hybrid nanofluid flow over a Darcy-Forchheimer porous wedge surface: Anumerical simulation.

Numerical modelling of electromagnetohydrodynamic (EMHD) radiative transport of hybrid Ti6Al4V-AA7075/H2O nanofluids from a Riga plate sensor surface (2023)
Book Chapter
Reddy, M., Tripathi, D., Beg, O. . A., & Tiwari, A. (2023). Numerical modelling of electromagnetohydrodynamic (EMHD) radiative transport of hybrid Ti6Al4V-AA7075/H2O nanofluids from a Riga plate sensor surface. In Nanomaterials and Nanoliquids: Applications in Energy and Environment (203-226). Springer. https://doi.org/10.1007/978-981-99-6924-1_12

A Riga plate is special electromagnetic magnetic sensor surface which can be exploited in numerous technologies including nuclear reactor heat transfer control. Although developed for conventional viscous fluids, the Riga plate system may be improved... Read More about Numerical modelling of electromagnetohydrodynamic (EMHD) radiative transport of hybrid Ti6Al4V-AA7075/H2O nanofluids from a Riga plate sensor surface.

Computation of stagnation point convection flow of CNT- nanofluids from a stretching sheet with melting: dual solution (2023)
Journal Article
Rifat, M., Rubel, H., Ferdows, M., Tazin, T., Bég, T. A., Bég, O. A., & Kadir, A. (2023). Computation of stagnation point convection flow of CNT- nanofluids from a stretching sheet with melting: dual solution. #Journal not on list, https://doi.org/10.1115/1.4063645

A theoretical study in stagnation point flow is presented where melting heat transfer effects of carbon nanotube (CNT)-from a stretching surface is appeared. Both carbon nanotubes like single-wall CNT (SWCNT) and multi-wall CNT (MWCNT) are homogeneou... Read More about Computation of stagnation point convection flow of CNT- nanofluids from a stretching sheet with melting: dual solution.

Computation of couple stress electroconductive polymer from an exponentially stretching sheet (2023)
Journal Article
Umavathi, J. C., Sankar, M., Bég, O. A., & Chamkha, A. J. (2023). Computation of couple stress electroconductive polymer from an exponentially stretching sheet. #Journal not on list, 86, 75-89. https://doi.org/10.1016/j.cjph.2023.10.002

Magnetic polymer processing involves multiple physical phenomena and requires simultaneous consideration of rheological, hydromagnetic and thermal characteristics. Inspired by new developments in functional magnetic coating dynamics, the present arti... Read More about Computation of couple stress electroconductive polymer from an exponentially stretching sheet.

Natural convection of nanofluid in a porous medium within a right-angle trapezoidal enclosure: A Tiwari-Das nanofluid model (2023)
Journal Article
Venkatadri, K., Fazuruddin, S., Bég, O. A., & Ramesh, O. (2023). Natural convection of nanofluid in a porous medium within a right-angle trapezoidal enclosure: A Tiwari-Das nanofluid model. #Journal not on list, 17(1), https://doi.org/10.1080/16583655.2023.2263224

The study uses the Tiwari-Das nanofluid model to compute free convective flows in a right-angled trapezoidal cavity containing a porous material which is saturated with Cu-water nanofluid material. This investigation aims to enhance the characteristi... Read More about Natural convection of nanofluid in a porous medium within a right-angle trapezoidal enclosure: A Tiwari-Das nanofluid model.

Computation of inclined magnetic field, thermophoresis and Brownian motion effects on mixed convective electroconductive nanofluid flow in a rectangular porous enclosure with adiabatic walls and hot slits (2023)
Journal Article
Sumithra, A., Sivaraj, R., Ramachandra Prasad, V., Anwar Bég, O., Leung, H.-H., Kamalov, F., …Rushi Kumar, B. (in press). Computation of inclined magnetic field, thermophoresis and Brownian motion effects on mixed convective electroconductive nanofluid flow in a rectangular porous enclosure with adiabatic walls and hot slits. International Journal of Modern Physics B, https://doi.org/10.1142/s0217979224503983

This analysis theoretically investigates the transport phenomena of mixed convection flows in an enclosure of rectangular geometry saturated with a permeable medium filled with an electrically conducting nanofluid. An inclined magnetic field is taken... Read More about Computation of inclined magnetic field, thermophoresis and Brownian motion effects on mixed convective electroconductive nanofluid flow in a rectangular porous enclosure with adiabatic walls and hot slits.