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Dr Sekhar K. R. View All

Assistant Professor

School of Technology

Dr. Sekhar.K.R, did his Post Graduation in Mathematics from Sri Venkateswara University, Tirupati, A.P. M. Phil in Fluid Mechanics and Ph.D. in Fluid Dynamics from Sri Venkateswara University, Tirupati, A.P. He qualified SET in Mathematics in the year 2012. He has 6 years of Teaching and Research experience at various levels. He has published 15 international and national journal papers along with 11 conference proceedings. His areas of interest are Fluid Dynamics, Magneto-hydrodynamics, and Heat and Mass Transfer. He presented/Attended several International / National Conferences / Seminars / Workshops. He is an eminent reviewer in Nigerian Mathematical Society (Elsevier), International Journal of Nano-Dimension and Journal of Physics and Chemistry of Solids- Elsevier (SCI Journal).

    • Graduation In :

      B. Sc (Mathematics, Statistics, Computer Science)

    • Graduation From :

      Sri Venkateswara University, Tirupati, A.P, India

    • Graduation Year :

      2010

    • Post Graduation In :

      M. Sc (Mathematics)

    • Post Graduation From :

      Sri Venkateswara University, Tirupati, A.P, India

    • Post Graduation Year :

      2012

    • Doctorate In :

      Fluid Dynamics

    • Doctorate From :

      Sri Venkateswara University, Tirupati, A.P, India

    • Doctorate Year :

      2018

  • International Journals:

    • R. Sekhar, G. Viswanatha Reddy, C. S. K. Raju, S. M. Ibrahim, O. D. Makinde, “Multiple slip effects on Magneto hydrodynamic boundary layer flow over a stretching sheet embedded in a porous medium with radiation and joule heating”, Special Topics & Reviews in Porous Media, 9 (2), 2018, 1-16.
    • R. Sekhar, G. Viswanatha Reddy, C.S.K. Raju and S. A. Shehzad, “Non-uniform heat source/sink and multiple slips on 3D magnetic-Casson fluid in a suspension of Copper nanoparticles over a porous slendering sheet”, Journal of Nanofluids, 7 (3), 2018, 1-9.
    • R. Sekhar, G. Viswanatha Reddy, “Three dimensional MHD ferrous nanofluid flow over a sheet of variable thickness in slip flow regime”, Journal of Mechanics, https://doi.org/10.1017/jmech.2017.95.
    • R. Sekhar, G. Viswanatha Reddy, “Aligned Magnetic dipole in nonlinear radiative Falkner-Skan flow of Casson fluid over a wedge containing suspension of nanoparticles and microorganisms”, International Journal of Nanoparticles, 2017, 9(4):213-233.
    • R. Sekhar, G. Viswanatha Reddy, “Radiative MHD Sakiadis and Blasius flow in a suspension of
      Cu-Nanofluid with non-uniform heat source/sink”, Journal of Nanofluids, 6, 2017,1-7.
    • S. K. Raju, K.R.Sekhar, S. M. Ibrahim, G. Lorenzini, G. Viswanatha Reddy and E. Lorenzini, “Variable viscosity on unsteady dissipative Carreau fluid over a truncated cone filled with titanium alloy nano-particles”, Continuum Mechanics Thermodynamics, 29, 2017, 699-713.
    • R.Sekharand G. Viswanatha Reddy, “Effect of heat transfer on MHD boundary layer slip flow of Jeffery fluid over a flat plate”, Middle – East Journal of Scientific Research, 24 (4), 2016, 1135-1140.
    • R.Sekhar , G. Viswanatha Reddy and P. Jyothi, “Chemical Reaction and Soret Effects on Unsteady MHD flow of Viscoelastic Micropolar fluid through past an infinite vertical plate with heat source”, World Applied Sciences Journal, 34 (2), 2016, 196-208.

    National Journals:

    • R.Sekhar, G. Viswanatha Reddy, ”Effects of Heat Generation/Absorption on Free Convection Heat and Mass Transfer Flow along a Moving Vertical Surface in the Presence of First Order Chemical Reaction”,Chemical and Process Engineering Research (IISTE), 36, 2015, 26-30.
    • R. Sekhar, CH.Murali Krishna andG. Viswanatha Reddy, “MHD Convective Heat and Mass Transfer of a Casson Fluid in a Boundary Layer Slip Flow Past a Vertical Permeable Plate”,International Journal of Trend in Research and Development (IJTRD), 2(6),2015, 205-214.
    • Siva Kumar, K. R.SekharandG. Viswanatha Reddy, “Radiation and Mass Transfer Effects on MHD Viscous Flow past an Impulsively Started Vertical Plate through a Porous Medium”, Chemical and Process Engineering Research (IISTE), 45, 2016, 8-18.
    • R.Sekhar, G. Viswanatha Reddy and S. V. K. Varma, “Mixed Convection Couette Flow of a Nanofluid Through a Vertical Channel”, Elixir International Journal, 99, 2016, 43237-43241.
    • R. Sekhar, G. Viswanatha Reddy, “Slip effects of viscous dissipation on steady MHD flow over a stretching sheet”, i-manager’s Journal on Mathematics, 6(1), 2017, 27-34.
    • R. Sekhar, S. Thajoddin, G. Viswanatha Reddy and P. Bhaskarudu, “Effects of heat source/sink on MHD flow of casson fluid and heat transfer over an unsteady stretching sheet”, International Journal of Innovative Research in Science, Engineering and Technology, 6(5), 2017, 1-9.
    • R. Sekhar, G. Viswanatha Reddy, “Steady MHD heat and mass transfer flow over a permeable stretching surface with velocity, thermal and mass slip condition”, i-manager’s Journal on Mathematics, 6(1), March 2017, 14-22.

    Conference Papers

    • R. Sekhar, G. Viswanatha Reddy and S. V. K. Varma, “Effects of Radiation Absorption and Diffusion Thermo on MHD Free Convection Flow past a Vertical Porous Plate in Slip-Flow Regime”, International Journal of Scientific and Innovative Mathematical Research (IJSIMR),
      2015, 3(3), 1057-1061.
    • R. Sekhar, G. Viswanatha Reddy and Murali Krishna, “Unsteady MHD Convective Heat and Mass Transfer of a Casson Fluid Past a Semi-infinite Vertical Permeable Moving Plate with Heat Source/Sink”, Global Journal of Pure and Applied Mathematics, January 2016, 12(1), 352-357.
    • R. Sekhar, G. Viswanatha Reddy and C. S. K. Raju, “Blasius and Sakiadis flow of magneto hydrodynamic Maxwell fluid with exponentially decaying heat source or sink”, International Journal of Research in Science and Engineering, Special issue- NCRAPAM March, 2017.
    • V. Lakshmi, A. Shobha, K. Venkatadri, K. R. Sekhar, The Influence of Lewis Number on Natural Convective Nanofluid Flows in an Enclosure: Buongiorno’s Model, Numerical Optimization in Engineering and Sciences: Select Proceedings of NOIEAS 2019, 979 (256), Springer Nature.
    • Venkatadri, K. R. Sekhar, Numerical Simulation of Lid Driven Cavity Flow Problem with Aspect ratio effect and Runge-Kutta fourth order method, CRATE 2020, 978-93-80831-42-8, Conference Proceedings, August 2020.
    • R. Sekhar, Buoyancy Effects on MHD Flow Over a Permeable Stretching Sheet Through Porous Stratum, CRATE 2020, 978-93-80831-42-8, Conference Proceedings, August 2020.
    • Nagabhushanam Reddy, K. R. Sekhar, Soret and Dufour effects on unsteady MHD free convection in a Walter’s-B Viscoelastic flow past a semi-infinite vertical plate, CRATE 2020, 978-93-80831-42-8, Conference Proceedings, August 2020.
    • Chaitanya Sreelakshmi, K. R. Sekhar, Soret and Dufour Effects on MHD free convection flow of heat and mass transfer over a stretching sheet in a porous medium with heat source/sink, CRATE 2020, 978-93-80831-42-8, Conference Proceedings, August 2020.
    • Nagabhushanam Reddy, K. R. Sekhar, MHD forced convective laminar boundary layer flow from a convectively heated moving vertical plate with Soret and Dufour effects, CRATE 2021, 978-93-90631-89-6, Conference Proceedings, 921-923, August 2021.
    • R. Sekhar, Heat and mass transfer in MHD Tangent Hyperbolic fluid over chemically reacting exponentially shrinking surface, CRATE 2021, 978-93-90631-89-6, Conference Proceedings, 921-923, August 2021.
    • R. Sekhar, Numerical studies of magnetic field effect on natural convection flows within enclosures of various (square & non-square) shapes, CRATE 2022, Conference Proceedings, October 2022.

    Books Published:

    1. R. Sekhar, G. Viswanatha Reddy and C. S. K. Raju, Free convective heat and mass transfer analysis over vertical surface, LAP LAMBERT Academic Publishing, Omni Scriptum GmbH & Co.KG, Germany, ISSN: 978-3-330-0667-5, 2017.