Prof Osman Beg's Outputs (447)

Thermal stress and CFD analysis of coatings for high-temperature corrosion (2018)
Presentation / Conference
Kadir, A., & Beg, O. (2018, August). Thermal stress and CFD analysis of coatings for high-temperature corrosion. Poster presented at ICHTFM 2018 : 20th International Conference on Heat Transfer and Fluid Mechanics, Istanbul, Turkey

Modern gas turbine blades experience significant thermal loading during expected life cycles. Temperatures can attain in excess of 1000 Celsius. It is therefore necessary to coat the blades with thermal barrier coatings (TBCs) which also provide prot... Read More about Thermal stress and CFD analysis of coatings for high-temperature corrosion.

Oblique radiative solar nano-polymer gel coating heat transfer and slip flow: manufacturing simulation (2018)
Presentation / Conference
Beg, O., Kuharat, S., Mehmood, R., Tabassum, R., & Babaie, M. (2018, August). Oblique radiative solar nano-polymer gel coating heat transfer and slip flow: manufacturing simulation. Poster presented at ICHTFM 2018 : 20th International Conference on Heat Transfer and Fluid Mechanics, Istanbul, Turkey

In the current work we study numerically the time-independent twodimensional, non-aligned (oblique) slip flow of copper metal-doped water-based nano-polymeric sol gels under radiative heat flux. Reynolds temperature-dependent viscosity model is emplo... Read More about Oblique radiative solar nano-polymer gel coating heat transfer and slip flow: manufacturing simulation.

Ansys simulation of natural convection and radiation in a solar enclosure (2018)
Presentation / Conference
Kuharat, S., & Beg, O. (2018, August). Ansys simulation of natural convection and radiation in a solar enclosure. Poster presented at ICHTFM 2018 : 20th International Conference on Heat Transfer and Fluid Mechanics, Istanbul, Turkey

The interest in sustainable and renewable energy systems has witnessed significant expansion in the 21st century. Space solar power (SSP) collectors have multiple advantages over earth-based solar power plants. They receive more sun light, are unaffe... Read More about Ansys simulation of natural convection and radiation in a solar enclosure.

Finite element analysis of rotating oscillatory magneto-convective radiative micropolar thermo-solutal flow (2018)
Journal Article
Shamshuddin, M., Beg, O., & Kadir, A. (2018). Finite element analysis of rotating oscillatory magneto-convective radiative micropolar thermo-solutal flow. International Journal of Fluid Mechanics Research, 45(6), 479-508. https://doi.org/10.1615/InterJFluidMechRes.2018024955

Micropolar fluids provide an alternative mechanism for simulating micro-scale and molecular fluid mechanics which require less computational effort. In the present paper, a numerical analysis is conducted for the primary and secondary flow characteri... Read More about Finite element analysis of rotating oscillatory magneto-convective radiative micropolar thermo-solutal flow.

Theoretical study of Oldroyd-b visco-elastic fluid flow through curved pipes with slip effects in polymer flow processing (2018)
Journal Article
Norouzi, M., Davoodi, M., Beg, O., & Shamshuddin, M. (2018). Theoretical study of Oldroyd-b visco-elastic fluid flow through curved pipes with slip effects in polymer flow processing. International Journal of Applied and Computational Mathematics, 4(108), https://doi.org/10.1007/s40819-018-0541-7

The characteristics of the flow field of both viscous and viscoelastic fluids passing through a curved pipe with a Navier slip boundary condition have been investigated analytically in the present study. The Oldroyd-B constitutive equation is employe... Read More about Theoretical study of Oldroyd-b visco-elastic fluid flow through curved pipes with slip effects in polymer flow processing.

Slip and hall current effects on Jeffrey fluid suspension flow in a peristaltic hydromagnetic blood micropump (2018)
Journal Article
Ramesh, K., Tripathi, D., Beg, O., & Kadir, A. (2019). Slip and hall current effects on Jeffrey fluid suspension flow in a peristaltic hydromagnetic blood micropump. Iranian Journal of Science and Technology Transactions of Mechanical Engineering, 43, 675-692. https://doi.org/10.1007/s40997-018-0230-5

The magnetic properties of blood allow it to be manipulated with an electromagnetic field. Electromagnetic blood flow pumps are a robust technology which provide more elegant and sustainable performance compared with conventional medical pumps. Blood... Read More about Slip and hall current effects on Jeffrey fluid suspension flow in a peristaltic hydromagnetic blood micropump.

Lie symmetry analysis and numerical solutions for thermo-solutal chemicallyreacting radiative micropolar flow from an inclined porous surface (2018)
Journal Article
Shamshuddin, M., Mishra, S., Beg, O., & Kadir, A. (2018). Lie symmetry analysis and numerical solutions for thermo-solutal chemicallyreacting radiative micropolar flow from an inclined porous surface. Heat Transfer - Asian Research, 47(7), 918-940. https://doi.org/10.1002/htj.21358

Steady, laminar, incompressible thermo-solutal natural convection flow of micropolar fluid from an inclined
perforated surface with convective boundary conditions is studied. Thermal radiative flux and chemical reaction
effects are included to re... Read More about Lie symmetry analysis and numerical solutions for thermo-solutal chemicallyreacting radiative micropolar flow from an inclined porous surface.

Effect of temperature-dependent viscosity on entropy generation in transient viscoelastic polymeric fluid flow from an isothermal vertical plate (2018)
Journal Article
Janardhana Reddy, G., Kumar, M., & Beg, O. (2018). Effect of temperature-dependent viscosity on entropy generation in transient viscoelastic polymeric fluid flow from an isothermal vertical plate. Physica A: Statistical Mechanics and its Applications, 510, 426-445. https://doi.org/10.1016/j.physa.2018.06.065

A numerical investigation of the viscosity variation effect upon entropy generation in time-dependent viscoelastic polymeric fluid flow and natural convection from a semi-infinite vertical plate is described. The Reiner-Rivlin second order differenti... Read More about Effect of temperature-dependent viscosity on entropy generation in transient viscoelastic polymeric fluid flow from an isothermal vertical plate.

Unsteady electromagnetic radiative nanofluid stagnation-point flow from a stretching sheet with chemically reactive nanoparticles, Stefan blowing effect and entropy generation (2018)
Journal Article
Rana, P., Shukla, N., Beg, O., Kadir, A., & Singh, B. (2018). Unsteady electromagnetic radiative nanofluid stagnation-point flow from a stretching sheet with chemically reactive nanoparticles, Stefan blowing effect and entropy generation. Proceedings of the Institution of Mechanical Engineers, Part N: Journal of Nanomaterials, Nanoengineering and Nanosystems, 232(2-3), 69-82. https://doi.org/10.1177/2397791418782030

The present article investigates the combined influence of nonlinear radiation, Stefan blowing and chemical reactions on unsteady EMHD stagnation point flow of a nanofluid from a horizontal stretching sheet. Both electrical and magnetic body forces a... Read More about Unsteady electromagnetic radiative nanofluid stagnation-point flow from a stretching sheet with chemically reactive nanoparticles, Stefan blowing effect and entropy generation.

Role of key players in paradigm shifts of prostate cancer bone metastasis (2018)
Journal Article
Sohail, A., Sherin, L., Butt, S., Javed, S., Li, Z., Iqbal, S., & Beg, O. (2018). Role of key players in paradigm shifts of prostate cancer bone metastasis. Cancer Management and Research, 2018(10), 1619-1626. https://doi.org/10.2147/CMAR.S162525

Prostate cancer is one of the most common human cancers and bone metastasis is a frequent finding in the natural history of several types of cancers. The molecular mechanisms that makes prostate cancer metastasize to bone have recently been identified,... Read More about Role of key players in paradigm shifts of prostate cancer bone metastasis.

Electroosmotic flow of biorheological micropolar fluids through microfluidic channels (2018)
Journal Article
Chaube, M., Yadav, A., Tripathi, D., & Beg, O. (2018). Electroosmotic flow of biorheological micropolar fluids through microfluidic channels. Korea-Australia rheology journal, 30(2), 89-98. https://doi.org/10.1007/s13367-018-0010-1

An analysis is presented in this work to assess the influence of micropolar nature of fluids in fully developed flow induced by electrokinetically driven peristaltic pumping through a parallel plate microchannel. The walls of the channel are assumed... Read More about Electroosmotic flow of biorheological micropolar fluids through microfluidic channels.

Analytical approach for entropy generation and heat transfer in CNT-nanofluid dynamics through a ciliated porous medium (2018)
Journal Article
Akbar, N., Shoaib, M., Tripathi, D., Bhushan, S., & Beg, O. (2018). Analytical approach for entropy generation and heat transfer in CNT-nanofluid dynamics through a ciliated porous medium. Journal of Hydrodynamics, 30(2), 296-306. https://doi.org/10.1007/s42241-018-0021-x

The transportation of biological and industrial nanofluids by natural propulsion like cilia movement and self-generated contraction-relaxation of flexible walls has significant applications in numerous emerging technologies. Inspired by multi-discipl... Read More about Analytical approach for entropy generation and heat transfer in CNT-nanofluid dynamics through a ciliated porous medium.

Modeling transient magnetohydrodynamic peristaltic pumping of electroconductive viscoelastic fluids through a deformable curved channel (2018)
Journal Article
Narla, V., Tripathi, D., Beg, O., & Kadir, A. (2018). Modeling transient magnetohydrodynamic peristaltic pumping of electroconductive viscoelastic fluids through a deformable curved channel. Journal of Engineering Mathematics, 111(1), 127-143. https://doi.org/10.1007/s10665-018-9958-6

A mathematical model is presented to analyze the unsteady peristaltic flow of magnetized viscoelastic fluids through a deformable curved channel. The study simulates the bio-inspired pumping of electro-conductive rheological polymers which possess both... Read More about Modeling transient magnetohydrodynamic peristaltic pumping of electroconductive viscoelastic fluids through a deformable curved channel.

Free convection heat and mass transfer of a nanofluid past a horizontal cylinder embedded in a non-Darcy porous medium (2018)
Journal Article
Rao, A., Prasad, V., Beg, O., & Rashidi, M. (2018). Free convection heat and mass transfer of a nanofluid past a horizontal cylinder embedded in a non-Darcy porous medium. Journal of Porous Media, 21(3), 1-16. https://doi.org/10.1615/JPorMedia.v21.i3.60

In the present paper, we analyzed the laminar boundary layer flow and heat transfer from a horizontal cylinder in a nanofluid-saturated non-Darcy porous medium in the presence of thermal radiation. This is the first paper presenting non-similar solution... Read More about Free convection heat and mass transfer of a nanofluid past a horizontal cylinder embedded in a non-Darcy porous medium.

Unsteady reactive magnetic radiative micropolar flow, heat and mass transfer from an inclined plate with joule heating: a model for magnetic polymer processing (2018)
Journal Article
Shamshuddin, M., Mishra, S., Beg, O., & Kadir, A. (2018). Unsteady reactive magnetic radiative micropolar flow, heat and mass transfer from an inclined plate with joule heating: a model for magnetic polymer processing. Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 233(4), 1246-1261. https://doi.org/10.1177/0954406218768837

Magnetic polymer materials processing involves many multi-physical and chemical effects. Motivated by such applications, in the present work a theoretical analysis is conducted of combined heat and mass transfer in unsteady mixed convection flow of m... Read More about Unsteady reactive magnetic radiative micropolar flow, heat and mass transfer from an inclined plate with joule heating: a model for magnetic polymer processing.

Three-layered electro-osmosis modulated blood flow through a micro-channel (2018)
Journal Article
Tripathi, D., Jhorar, R., Borode, A., & Beg, O. (2018). Three-layered electro-osmosis modulated blood flow through a micro-channel. European Journal of Mechanics - B/Fluids, 72, 391-402. https://doi.org/10.1016/j.euromechflu.2018.03.016

Electrokinetic peristaltic multi-layered transport is considered in a micro-channel under the action of an axial electrical field. Three different layers i.e. the core layer, intermediate layer and peripheral layer are simulated with three different... Read More about Three-layered electro-osmosis modulated blood flow through a micro-channel.

Mathematical modelling of pressure-driven micropolar biological flow due to metachronal wave propulsion of beating cilia (2018)
Journal Article
Akbar, N., Tripathi, D., Khan, Z., & Beg, O. (2018). Mathematical modelling of pressure-driven micropolar biological flow due to metachronal wave propulsion of beating cilia. Mathematical Biosciences, 301, 121-128. https://doi.org/10.1016/j.mbs.2018.04.001

In this paper, we present an analytical study of pressure-driven flow of micropolar non-Newtonian physiological fluids through a channel comprising two parallel oscillating walls. The cilia are arranged at equal intervals and protrude normally from b... Read More about Mathematical modelling of pressure-driven micropolar biological flow due to metachronal wave propulsion of beating cilia.

Experimental study of improved rheology and lubricity of drilling fluids enhanced with nano-particles (2018)
Journal Article
Beg, O., Sanchez Espinoza, D., Kadir, A., Shamshuddin, M., & Sohail, A. (2018). Experimental study of improved rheology and lubricity of drilling fluids enhanced with nano-particles. Applied Nanoscience, 8(5), 1069-1090. https://doi.org/10.1007/s13204-018-0746-4

An experimental study of the rheology and lubricity properties of a drilling fluid is reported, motivated by applications in highly deviated and extended reach wells. Recent developments in nanofluids have identified that the judicious injection of n... Read More about Experimental study of improved rheology and lubricity of drilling fluids enhanced with nano-particles.

Rotating unsteady multi-physico-chemical magneto-micropolar transport in porous media : Galerkin finite element study (2018)
Journal Article
Beg, O., Shamshuddin, M., Reddy, S., & Kadir, A. (2018). Rotating unsteady multi-physico-chemical magneto-micropolar transport in porous media : Galerkin finite element study. Computational Thermal Sciences, 10(2), 167-197. https://doi.org/10.1615/ComputThermalScien.2017019576

In this paper, a mathematical model is developed for magnetohydrodynamic (MHD), incompressible, dissipative and chemically reacting micropolar fluid flow, heat and mass transfer through a porous medium from a vertical plate with Hall current, Soret a... Read More about Rotating unsteady multi-physico-chemical magneto-micropolar transport in porous media : Galerkin finite element study.

Heat transfer in viscoplastic boundary layer flow from a vertical permeable cone with momentum and thermal wall slip : numerical study (2018)
Journal Article
Rao, A., Prasad, V., Radhika, V., & Beg, O. (2018). Heat transfer in viscoplastic boundary layer flow from a vertical permeable cone with momentum and thermal wall slip : numerical study. Heat Transfer Research, 49(3), 189-204. https://doi.org/10.1615/HeatTransRes.2017018153

A mathematical model is presented for the laminar free convection boundary layer flow of Casson viscoplastic non-Newtonian fluid external to a vertical penetrable circular cone in the presence of thermal and hydrodynamic slip conditions. The cone sur... Read More about Heat transfer in viscoplastic boundary layer flow from a vertical permeable cone with momentum and thermal wall slip : numerical study.