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Prof. Hari Ponnamma Rani

Professor

Department of Mathematics

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Information

Room No: MA203 +91-870-2462834 hprani@nitw.ac.in Bio Sketch

    Key Notes

    • Journal(s): 79
    • Conference(s): 17
    • Book Chapter(s): 1
    • Text Book(s): 3
    • Educational Package(s): 1
    • PhD: Current - 3  Awarded - 5
    • PDF: Guided - 1
    • Event(s) Organized: Conference - 2  Workshop - 1  FDP - 3

    101

    PUBLICATIONS

    8

    DOCTORAL STUDENTS

    8

    PROJECTS

    Research Areas

    Biomechanics
    Computational Fluid Dynamics
    Dynamical Systems
    Flow Assisted Corrosion
    Geophysical and Astrophysical Fluid Dynamics
    Nonlinear Dynamics
    Physics Informed Neural Networks
    Wetland Dynamics
    EDUCATION QUALIFICATION
    Degree Institute Year
    Doctor of Philosophy Anna University, Chennai 2001
    Master of Science Anna University, Chennai 1995
    Bachelor of Science Queen Mary's College, Chennai 1993
    COURSES HANDLED
    Course L-T-P Credit Degree Level
    Computer Programming in C++(MA16005) 3-0-0 3 UG, PG
    Fourier Series, Partial Differential Equations and Complex Variables(MA1261) 3-0-0 3 UG
    Computer Programming in C++(MAI405) 3-0-0 3 UG
    Matrix Theory and Differential Calculus(MA133) 3-0-0 3 UG
    Numerical Analysis(MA3203) 3-1-0 4 UG
    Linear Algebra, Calculus and Ordinary Differential Equations(MA1161) 3-0-0 3 UG
    Numerical Analysis(MAI301) 3-0-0 3 UG
    Integral and Vector Calculus & Laplace and Fourier Transforms(MA1164) 3-0-0 3 UG
    Integral and Vector Calculus, Laplace Transforms(MA1162) 3-0-0 3 UG
    Integral Calculus and Laplace Transforms(MA184) 3-0-0 3 UG
    Object Oriented Programming(MA215) 3-0-0 3 UG
    OOPS with JAVA(MAI455) 3-0-0 3 UG
    Statistics for Data Science(MAM02) 3-0-0 3 UG
    Computer Programming in C++(MA4105) 3-0-0 3 PG
    Computer Programming and Problem Solving(MAI202) 3-0-0 3 UG
    Differential and Integral Calculus(MAI101) 3-0-0 3 UG
    Complex Analysis(MA4153) 3-0-0 3 PG
    Object Oriented Programming with C++(MA4252) 0-0-2 3 PG
    Computational Techniques(MA5036) 3-0-0 3 PG
    RESEARCH IDs
    ORCID
    ORC ID
    Google Scholar
    Google Scholar ID
    PUBLICATIONS
    Journal(s)
    Machine Learning-Based Survival Prediction in Early-Stage Non-Small Cell Lung Cancer: Development and Cross-National External Validation, By Nikhil Joshi, Hari Ponnamma Rani, Maxim Shevtsov and Thyageshwar Chandran, MDPI, Journal of Clinical Medicine, vol.15, pp.3701, 2026
    Effect of anisotropic diffusivity on the stability of rotating convection with horizontally applied magnetic field, By Krishnendu Nayak, Hari Ponnamma Rani, Yadagiri Rameshwar, Jaya Krishna Devanuri, Elsevier, International Communications in Heat and Mass Transfer, vol.172(6), pp.110663, 2026
    Hybrid Finite Volume Physics – Informed Neural Network Framework for Stationary Bifurcation Prediction in Magnetohydrodynamic Convection, By Mrittika Das, Hari Ponnamma Rani, Emerald Publishing , International Journal of Numerical Methods for Heat & Fluid Flow, vol., pp., 2026
    Radiomic analysis of the peritumoral zone identifies imaging signatures of glioma invasion associated with HSP70 expression, By Natalia Mikhailova , Anastasiia Nechaeva, Danila Bobkov, Hem Chandra Jha, Kadambari KV, Yerramneni Vamsi Krishna, Hari Ponnamma Rani, Aleksander Kim, Maxim Shevtsov, Frontiers, Frontiers in Oncology, Neuro-Oncology and Neurosurgical Oncology, vol.16, pp.1881576, 2026
    Dynamic Behavior of Ferro-Nanofluid Flow Over a Vertical Stretching Sheet for Enhanced Cooling Applications: A Machine Learning Approach, By Sunendra Shukla, Abhishek Sharma, Hari Ponnamma Rani, Ram Prakash Sharma, Elsevier, ZAMM - Journal of Applied Mathematics and Mechanics, vol.106(5), pp.1-21, 2026
    68th ISTAM conference, NIT Warangal, India, By RS Ransing, Shivakumara IS, Dipak Kumar Maiti, HP Rani, TD Gunneswara Rao, V Suresh Babu, Emerald Publishing Limited, International Journal of Numerical Methods for Heat & Fluid Flow, vol.35(1), pp.1-2, 2025
    Pattern Formation of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect in the Earth's Outer Core, By Krishnendu Nayak, Hari Ponnamma Rani, Jaya Krishna Devanuri, Yadagiri Rameshwar and Jozef Brestenský, EGU General Assembly 2025, EGU25-437, vol., pp., 2025
    Theoretical and computational studies of Rayleigh-Bénard convection in liquid gallium with stress-free boundaries, By HP Rani, Y Rameshwar, D Laroze, Taylor & Francis, International Journal for Computational Methods in Engineering Science and Mechanics, vol.26(2), pp.155-168, 2025
    Preface of innovative modeling of thermal systems (IMTS–2023), By VP Chandramohan, HP Rani, Taylor and Francis, International Journal for Computational Methods in Engineering Science and Mechanics, vol.26(2), pp.77, 2025
    Nonlinear dynamics of thermal and compositional convection in a rotating plane layer, By S.V. Starchenko, HP Rani, Y. Rameshwar, M.S. Kotelnikova, Springer Nature, Thermophysics and Aeromechanics, vol., pp., 2025
    Selected papers from 68th congress of Indian Society of Theoretical and Applied Mechanics (ISTAM 2023) for the special issue on Innovation in Thermal Systems and Modelling (ITSM 2023), By V.P. Chandramohan and H.P. Rani, Elsevier, Energy, vol.314, pp., 2025
    Weakly Nonlinear Analysis of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect, By Krishnendu Nayak, Hari Rani, Yadagiri Rameshwar, and Jaya Krishna Devanuri, AIP, Physics of Fluids, vol.36, pp.076604, 2024
    Numerical simulation and neural network model for hydromagnetic nanofluid convection in a porous wavy channel with thermal nonequilibrium model, By H P Rani, Shilpa, Leela and R Gangadhara Reddy, IOP, Physica Scripta, vol.99, pp.225219, 2024
    Mittag-Leffler based Bessel and Tricomi Functions via Umbral Approach, By Tabinda Nahid, H.P. Rani, Elsevier, Reports on Mathematical Physics, vol.92, pp.1-18, 2023
    Exploring LULC changes in Pakhal Lake area, Telangana, India using QGIS MOLUSCE plugin, By Amgoth Ashok., H.P. Rani., K.V. Jayakumar, Springer, Spatial Information Research, vol.31, pp.429–43 , 2023
    Numerical study of transient convective turbulent boundary layer flow along a vertical plate: analysis of kinetic energy and its dissipation rate, By S.P. Suresha, G. Janardhana Reddy, Mahesh Kumar, H. P. Rani and O. Anwar Bég , Taylor & Francis, Waves in Random and Complex Media, vol., pp.2-22, 2023
    Heat Transfer characteristics of Mixed Convective Magnetohydrodynamic Counter-Current Two-Phase Flow in Rotating Inclined Micro-Porous Channel with Slip Velocity and Asymmetric Thermal Boundary Conditions Using LTNE Model, By Hari Ponnamma Rani, V Leela, Pulla Nagabhushana, R Gangadhara Reddy , ASME , Journal of Thermal Science and Engineering Applications, vol.TSEA-21-1223 , pp.1-16, 2022
    Extraction of Water Surface Bodies for Pakhal Lake, India Using GEE. Innovative Trends in Hydrological and Environmental Systems, By Amgoth Ashok, H.P. Rani, K.V. Jayakumar , Springer, Proceedings of ITHES 2021, vol., pp., 2022
    Convective Instabilities in Binary Mixture 3He - 4He in Porous Media, By Y. Rameshwar, G. Srinivas, D. Laroze, M. A. Rawoof Sayeed, H. P. Rani, ELSEVIER, Chinese Journal of Physics, vol.77, pp. 773-802, 2022
    Numerical Analysis of Hydromagnetic Mixed Convective flow in an Internally Heated Vertical Porous Layer using Thermal Non-Equilibrium Model, By Rani, H.P., Leela V., Shilpa, B.; Nagabhushana, Pulla , Wiley, Heat Transfer, vol., pp.1-25, 2022
    Numerical Flow Analysis in Γ Shaped Enclosure: Energy Streamlines and Field Synergy. , By Rani H.P., Narayana V., Rameshwar Y., Starchenko S.V. , Springer, Springer Proceedings in Earth and Environmental Sciences, vol., pp., 2022
    Heat Transfer Analysis of Tangentially Rotating Fluid Flow Past a Semi-infinite Vertical Cylinder Kept in Uniform Horizontal Magnetic Field Using Non-linear Regression and Back-Propagation Neural Network, By Rani H.P., Naresh K., Rameshwar Y., Starchenko S.V. , Springer , Springer Proceedings in Earth and Environmental Sciences, vol., pp., 2022
    MHD Flow Past Semi-Infinite Inclined Vertical Cylinder Under the Influence of Inclined Magnetic Field, By Rani H.P., Naresh K, Springer, Innovative Trends in Hydrological and Environmental Systems, Proceedings of ITHES 2021, vol.234, pp., 2022
    Stability analysis of MHD radiative mixed convective flow in vertical cylindrical annulus: Thermal nonequilibrium approach, By Shilpa B., Leela V., Hari Ponnamma Rani, Wiley, Heat Transfer, vol., pp.1-27, 2022
    Heat Transfer characteristics of Mixed Convective Magnetohydrodynamic Counter-Current Two-Phase Flow in Rotating Inclined Micro-Porous Channel with Slip Velocity and Asymmetric Thermal Boundary Conditions Using LTNE Model, By HP. Rani, V. Leela, P. Nagabhushana, RG. Reddy, ASME, Journal of Thermal Science and Engineering Applications, vol.TSEA-21-1223 , pp.1-16, 2022
    Monitoring of dynamic wetland changes using NDVI and NDWI based Landsat imagery, By A. Amgoth, HP. Rani, KV. Jayakumar , Elsevier, Remote Sensing Applications: Society and Environment , vol.23, pp.100547 , 2021
    Influence of bend geometry on flow accelerated corrosion under neutral pH conditions, By P. Madasamy, M. Mukunthan, P. Chandramohan, TV. Krishna Mohan, A. Sylvanus, E. Natarajan, HP. Rani, S. Velmurugan, S. Rangarajan, Elsevier, Engineering Failure Analysis, vol.122(105127), pp.1-10, 2021
    Flow accelerated corrosion rate on carbon steel pipe bend by thin layer activation technique and computational modeling: Under PHWR operating conditions, By P. Madasamy, P. Chandramohan, M. Mukunthan, TV. Krishna Mohan, S. Rangarajan, N. Uttam, R. Ramakrishnan, G. Babulal, HP. Rani, P. Surendran, AK. Gupta, JP. Nair, Elsevier, Engineering Failure Analysis,, vol.121(105125), pp.1-13, 2021
    Analysis of visualization techniques of bottom heated lid–driven square cavity, , By V. Narayana, HP. Rani, Wiley, Heat Transfer, vol., pp.1-11, 2020
    Flow visualization of Rayleigh–Bénard convection for cubical cavity, By N. Vekamulla, HP. Rani, Wiley, Heat Transfer, vol.49(5), pp.3000-3012, 2020
    Differentially heated cubical cavity using energy pathlines and field synergy, By P Rani, N Koragoni, V Narayana, (2020), , , , Wiley, Heat Transfer, vol.49 (6), pp.3683-3701. , 2020
    Aspect Ratio Effects on Bottom Heated 2D Cavity using Energy Streamlines and Field Synergy Principle, By HP. Rani, V. Narayana, Y. Rameshwar, SV. Starchenko (2020) , , PLAPIQUI (Planta Piloto de Ingeniería Química), Latin American Applied Research / Heat and Mass Transfer, An International Journal,, vol.50(1), pp.41-46, 2020
    Topology of Rayleigh–Bénard convection and magnetoconvection in plane layer, By HP. Rani, Y. Rameshwar, J. Brestenský , Taylor and Francis, Geophysical & Astrophysical Fluid Dynamics, vol.113, pp.208-221, 2019
    Study of entropy generation in transient hydromagnetic flow of couple stress fluid due to heat and mass transfer from a radiative vertical cylinder,, By GJ. Reddy, M. Kumar, HP. Rani , Springer, Pramana-Journal of Physics, vol.93, pp.103(1-14), 2019
    Analysis of Aspect Ratio Effects of Left Heated 2D Cavity Using Energy Streamlines and Field Synergy Principle, By HP. Rani, V. Narayana, Y. Rameshwar, IIETA, Mathematical Modelling of Engineering Problems, vol.6(3), pp.437-448, 2019
    Mixed Convective flow in a Bottom Heated Lid Driven Cubical Cavity: Energy streamlines and Field synergy,, By HP Rani, V. Narayana, Y. Rameshwar, John Wiley & Sons, Heat transfer-Asian Research, vol.48(6), pp.1-5, 2019
    Entropy generation for transient Casson fluid past a vertical cylinder with Bejan’s flow visualization, By GJ. Reddy, B. Kethireddy, M. Kumar and HP. Rani, Taylor & Francis, International Journal of Computational Methods in Engineering Science and Mechanics, , vol.4(39), pp.1-25, 2019
    Effect of Prandtl number on non-Newtonian Casson fluid flow past a vertical cylinder using heatline approach, By GJ Reddy, B. Kethireddy, M. Kumar, HP. Rani, RSR. Gorla , Springer, Int. J. Applied and Computational Mathematics, vol.4(85), pp.1-19, 2018
    Hydrodynamic effects on flow accelerated corrosion at 120 °C and neutral pH conditions, By P. Madasamy, TVK. Mohan, A. Sylvanus, E. Natarajan, HP. Rani, S. Velmurugan , Elsevier, Engineering Failure Analysis, vol.94, pp.458-468, 2018
    Analysis of Vortical Structures in a Differentially Heated Lid Driven Cubical Cavity,, By HP Rani, V. Narayana, Y. Rameshwar, IIETA, International Journal of Heat and Technology, vol.36(2), pp.548-556, 2018
    Bejan’s Heat Flow Visualization for Unsteady Micropolar Fluid Past a Vertical Slender Hollow Cylinder with Large Grashof Number, By GJ Reddy, B Kethireddy, HP Rani, Springer, Int. J. Applied and Computational Mathematics, vol.4(1)39, pp.1-5, 2017
    Finite amplitude cellular convection under the influence of a vertical magnetic field, By Y. Rameshwar, M.A. Rawoof Sayeed, HP. Rani, D. Laroze, Elsevier, Int. J. Heat and Mass Transfer, vol.114, pp.559-577, 2017
    Transient Couple Stress Fluid Past a Vertical Cylinder with Bejan’s Heat and Mass Flow Visualization for Steady-State, By HP. Rani, GJ. Reddy, CN. Kim, Y. Rameshwar, ASME, J. Heat Transfer, vol.137(3), pp.032501(1-12)., 2015
    CFD study of flow accelerated corrosion in 3D elbows, , By HP. Rani, T. Divya, RR. Sahaya, V. Kain, DK. Barua , Elsevier, Annals of Nuclear Energy, vol. 69, pp. 344–351 , 2014
    Numerical simulation of turbulent flow in carbon steel pipes leading to flow accelerated corrosion, By HP. Rani, T. Divya, RR. Sahaya, V. Kain, DK. Barua, Springer, Arabian Journal of Science and Engineering, vol.39, pp.6435–6451, 2014
    The Effect of Conjugate-Conduction parameter and Prandtl number on the free convective couple stress fluid flow over a vertical cylinder, By HP. Rani, GJ. Reddy, CN. Kim (2014), Progress in Computational Fluid Dynamics, 14(5), 316-327 (IF 0.16). , InderScience Publishers, Progress in Computational Fluid Dynamics, An International Journal, vol.14(5), pp.316-327, 2014
    Soret and Dufour effects on transient double diffusive free convection of couple stress fluid past a vertical cylinder, , By HP. Rani, GJ. Reddy, Isfahan University of Technology, Journal of Applied Fluid Mechanics, vol.6(4), pp.545-554, 2013
    Turbulent flow in the vicinity of solid walls in an orifice and double elbow, By HP. Rani, T. Divya, RR. Sahaya, V. Kain, DK. Barua, Scientific and Academic Publishing, American J. Computational and Applied Mathematics, vol.3(3), pp.174-181, 2013
    Rotating Rayleigh Bernard Convection with variable diffusive coefficient, By Y. Rameshwar, HS. Naik, H.P. Rani, I. Hashim , Praise Worthy Prize, Int. Journal on Engineering Applications, , vol.1(2), pp.113-126, 2013
    Exploration of Wall Thinning Degradation Mechanism in Double Elbow pipe, By HP. Rani, T. Divya, Praise Worthy Prize, Int. Review on Modeling and Simulations, vol.6(1), pp.224-234, 2013
    Numerical investigation of energy and Reynolds stress distribution for a turbulent flow in an orifice, By HP. Rani, T. Divya, RR. Sahaya, V. Kain, DK. Barua , Elsevier, Engineering Failure Analysis., vol.34, pp.451-463, 2013
    Heatline visualization for conjugate heat transfer of a couple stress fluid from a vertical slender hollow cylinder,, By HP. Rani, GJ. Reddy (2013) 48, 46–52. (IF2.208) , Elsevier, Int. Communications in Heat and Mass Transfer, vol.48, pp.46-52, 2013
    Mean flow effects in Magneto convection, By Y. Rameshwar, MA. Rawoof-Sayeed, HP. Rani, D. Laroze , Springer, International Journal of Heat and Mass Transfer, vol.65, pp.855-862, 2013
    Transient analysis of diffusive chemical reactive species for couple stress fluid flow over a vertical cylinder, By HP. Rani, GJ. Reddy, CN. Kim, Springer Nature, Applied Mathematics and Mechanics, vol.34(8), pp.985–1000, 2013
    The effect of the couple stress parameter and Prandtl number on the transient natural convection flow over a vertical cylinder, By HP. Rani, GJ. Reddy, CN. Kim , Springer Nature, Acta Mechanica Sinica, vol.29(5), pp.649-656, 2013
    MHD – conjugate heat transfer analysis for transient free convective flow past a vertical slender hollow cylinder,, By HP. Rani, GJ. Reddy, Scientific and Academic Publishing, American J. Computational and applied Mathematics, vol.2(2), pp.33-41., 2012
    Numerical analysis of couple stress fluid past an infinite vertical cylinder, By HP. Rani, GJ. Reddy, CN. Kim , Taylor & Francis, Engineering Applications of Computational Fluid Mechanics, vol.5(2), pp.159-169, 2011
    Conjugate Transient Free Convective Heat Transfer from a Vertical Slender Hollow Cylinder with Heat Generation Effect, By HP. Rani, GJ. Reddy, Wiley , Applied Mathematics,, vol.1(2), pp.90-98, 2011
    A transient natural convection of micropolar fluids over a vertical cylinder,, By HP. Rani, CN. Kim , Springer, Heat and Mass Transfer/Waerme- und Stoffuebertragung,, vol.46, pp.1277-1285, 2010
    A numerical study on unsteady natural convection of air with variable viscosity over an isothermal vertical cylinder,, By HP. Rani, CN. Kim , Springer Nature, Korean Journal of Chemical Engineering , vol.27(3), pp.759-765, 2010
    A numerical study of the Dufour and Soret Effects on unsteady natural convection flow past an isothermal vertical cylinder, By HP. Rani, CN. Kim , Springer, Korean J. Chem. Eng., vol.26(4), pp.946-954, 2009
    Transient convection on a vertical cylinder with variable viscosity and thermal conductivity, By HP. Rani, CN. Kim , American Institute of Aeronautics and Astronautics (AIAA) , J. Thermophysics and heat transfer , vol.22(2), pp.254-261, 2008
    Development of an electro osmotic flow model to study the dynamic behavior in human meridian, By TWH. Sheu, V. Hwang, HP. Rani, John Wiley & Sons, International Journal for Numerical Methods in Fluids, vol.56, pp.739-751, 2008
    Discrete Logarithm Problem in Elliptic Curve Group using Pollard Rho model,, By R. Padmavathy, C. Bhagvati, HP. Rani, Global Research Publications , nternational Journal on Computing and Mathematical Applications, vol.2(1-2), pp.81-92, 2008
    Multiple states, topology and bifurcations of natural convection in a cubical cavity, By T. Sheu, HP. Rani, TC. Tan, SF. Tsai, Springer, Computers and Fluids, vol.37, pp.1011-1028, 2008
    Transient free convection flow over an isothermal vertical cylinder with temperature dependent viscosity, By HP. Rani, CN. Kim , Springer, Korean J. Chemical Engineering, vol.25(1), pp.34-40, 2008
    Eddy structures in a transitional backward-facing step flow, By HP. Rani, TWH. Sheu , Cambridge University Press, Journal of Fluid Mechanics, vol.588, pp.43-58, 2007
    Numerical investigation of non-Newtonian microcirculatory blood flow in hepatic lobule,, By HP. Rani, TWH. Sheu, TM. Chang, PC. Liang, Elsevier, Journal of Biomechanics, vol.39, pp.551-563, 2006
    Exploration of vortex dynamics for transitional flows in a three-dimensional backward-facing step channel,, By TWH. Sheu, HP. Rani , Cambridge University Press, Journal of Fluid Mechanics, vol.550, pp.61-83, 2006
    Nonlinear dynamics in a backward-facing step flow, By HP. Rani, TWH. Sheu (2006), 18, (IF1.738). , American Institute of Physics, Physics of Fluids., vol.18, pp.084101(1-14) , 2006
    Transient Natural Convection along a Vertical Cylinder with Variable Surface Temperature and Mass Diffusion, By HP. Rani, Springer, Heat and Mass Transfer/waerme- und stoffuebertragung, vol.40, pp.67-73, 2003
    Numerical solution of unsteady flow past a vertical cylinder with temperature oscillations, By HP. Rani, R. Devaraj , Springer , Forschung im Ingenieurwesen – Engineering Research, vol.68, pp.75-78, 2003
    Transient natural convection flow over vertical cylinder with variable surface temperature, By P. Ganesan, HP. Rani, Springer , Forschung im Ingenieurwesen – Engineering Research, vol.66, pp.11-16, 2000
    Unsteady free convection MHD flow past a vertical cylinder with heat and mass transfer, By P. Ganesan, HP. Rani , Elsevier, International Journal of Thermal Sciences, vol.39, pp.265-27, 2000
    On Diffusion of Chemically reactive species in convective flow along a Vertical Cylinder, By P. Ganesan, HP. Rani , Elsevier, Chemical Engineering and Processing : Process Intensification, vol.39, pp.93-105, 2000
    Unsteady free convection on a vertical cylinder with variable Heat and Mass flux, By P. Ganesan, HP. Rani , Springer , Heat Mass Transfer/Wärme- und Stoffübertragung, vol.35, pp.259-265, 1999
    ransient natural convection along vertical cylinder with Heat and Mass Transfer, By P. Ganesan, HP. Rani , Springer , Heat and Mass Transfer/Waerme- und Stoffuebertragung, vol.33, pp.449-455, 1998
    Unsteady turbulent flow in 90ͦ bend under the wall thinning degradation environment, By HP. Rani, T. Divya, RR. Sahaya, V. Kain, DK. Barua, Elsevier, Nuclear Engineering and Design., vol.267, pp.164-171, 204
    Transient free convective conjugate heat transfer from a vertical slender hollow cylinder,, By HP. Rani, GJ. Reddy, Praise Worthy Prize, Int. Review of Mechanical Engineering, , vol. 7(1), pp. 207-216., 13
    Conference(s)
    Anisotropic Effects in Magnetoconvection By Hari Ponnamma Rani, thematic programme “Mathematical Developments in Geophysical Fluid Dynamics”, 2026
    Weakly Nonlinear Analysis of Rotating Anisotropic Ferromagnetic Rayleigh-Bénard convection By Yadagiri Rameshwar, Brestenský Jozef, Orsu Anil Kumar, Hari Ponnamma Rani, EGU25-14312, 2025
    Pattern Formation of Rotating Magnetoconvection with Anisotropic Thermal Diffusivity Effect in the Earth's Outer Core By Krishnendu Nayak, Hari Ponnamma Rani, Jaya Krishna Devanuri, Yadagiri Rameshwar, Jozef Brestenský, EGU25-14312, 2025
    Linear and Weakly Nonlinear Stability of Combined Convection in a Rapidly Rotating Plane Layer in Planetary Convection Models, https://doi.org/10.5194/egusphere-egu25-1151 By HP. Rani, K. Nayak, Sergey V. Starchenko, Y. Rameshwar, EGU General Assembly 2025, 2025
    Differentially Heated Thin Horizontal Layer of Liquid Gallium: Effect of Stress-Free boundaries, ISBN No. 978-80-89855-26-1. By HP Rani, K. Nayak, R. Yadagiri, B. Jozef, 27th Conference of Slovak physicists, 2024
    Rotating Magnetoconvection with Diffusivities Parameterized by Turbulent state of the Earth’s Core, ISBN No. 978-80-89855-26-1. By J. Brestenský, HP Rani, K. Nayak, E. Filippi (2024) , , 27th conference of Slovak Physicists, 2024
    The importance of magnetoconvection with anisotropic diffusivities for a better understanding of the planetary magnetic fields and their secular variations By Nayak, K., Jozef, B., Enrico, F., Hari Ponnamma, R., Das, M. , XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    Weakly nonlinear analysis of rotating magnetoconvection with anisotropic diffusivities in earth’s core near the onset of oscillatory instability By Yadagiri, R., Rani, H. P., Nayak, K., Jozef, B. , XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    Nonlinear Convection of Electrically Conducting Fluid in a Rotating Magnetic System By Hari Ponnamma Rani, Yadagiri Rameshwar, Jozef Brestensky, and Enrico Filippi, XXVIII General Assembly of the International Union of Geodesy and Geophysics , 2023
    Convection of Electrically Conducting Fluid in a Rotating Magnetic System: Cross rolls By Yadagiri Rameshwar, Gudukuntla Srinivas, Hari Ponnamma Rani, Jozef Brestensky, and Enrico Filippi , EGU General Assembly 2020, 2020
    Geometrical Effects on Natural Convection in 2D Cavity, Advances in Intelligent Systems and Computing series, Vol. 979, 381-386. By HP. Rani, V. Narayana, KV. Jayakumar , Numerical Optimization in Engineering and Sciences (NOIEAS 2019), 2020
    Magnetoconvection in plane layer By H. P. Rani, Y. Rameshwar, S. V. Starchenko, All-Russian open scientific conference Pushkov readings: magnetism on Earth and in Space, 2019
    Geometrical Effects on Natural Convection in 2D Cavity By H. P. Rani, V. Narayana and K. V. Jayakumar , Numerical Optimization in Engineering and Sciences, Proceedings of NOIEAS 2019, , 2019
    Field Synergy Principle for Natural Convective Rotating Fluid Flow past a Vertical Cylinder, 128, 01021. DOI:10.1051/e3sconf/201912801021 By HP. Rani, V. Naresh, Y. Rameshwar, E3S Web of Conferences, ICCHMT- 2019,, 2019
    Planetary magnetoconvection scaling and turbulence. // Collection of extended abstracts. «Pushkov readings: magnetism on Earth and in Space» Edited by V.G. Petrov. pp. 163-166. DOI: 10.31361/pushkov2019.039 By SV. Starchenko, HP. Rani, Y. Rameshwar, All-Russian open scientific conference, , 2019
    Flow Accelerated Corrosion Evaluation by Thin Layer Activation Technique on the Bend Location of Carbon Steel Pipes under PHWR Operating Conditions, Paper No.1822. By P. Madasamy, P. Chandramohan, M. Mukunthan, TVK Mohan, S. Rangarajan, Niraj Uttam, R. Ramakrishnan, G. Babulal, HP. Rani, P. Surendran, JP. Nair, 26th International Conference and Expo on Corrosion,, 2019
    Analysis of Field Synergy in Bottom Heat Lid Driven Cubical Cavity, 128, 07007. DOI:10.1051/e3sconf/201912807007 By HP. Rani, V. Narayana, Y. Rameshwar , E3S Web of Conferences, ICCHMT- 2019, 2019
    Text Book(s)
    The Role of Women in Technical Education Entrepreneurship, Research and Consultancy By Hari Ponnamma Rani (Editor), Madhavi Kesari (Editor) (Published by: Cambridge Scholars Publishing, UK), Conference, 2022
    Women in Higher Education in India: Perspectives and Challenges By Hari Ponnamma Rani (Editor), Madhavi Kesari (Editor), (Published by: Cambridge Scholars Publishing, UK), Conference, 2018
    Proceedings of National Conference on APPLIED NONLINEAR DYNAMICS By Hari Ponnamma Rani (Editor), Y.N. Reddy (Editor) (Published by: LAP LAMBERT Academic Publishing), Proceedings, 2018
    Book Chapter(s)
    Bottom Heated Mixed Convective Flow in Lid-driven cavity flows, 597-602. DOI:10.1007/978-981-13-1903-7_68 By HP Rani, V. Narayana, Y. Rameshwar in Numerical Heat Transfer and Fluid Flow, Lecture Notes in Mechanical Engineering, Springer, Conference, 2019
    Educational Package
    A REFRESHER COURSE ON CALCULUS By Hari Ponnamma Rani, 2018
    PROJECT / CONSULTANCY
    Intrinsic Convection and Magnetism inside the Earth, Planets and Fast Rotating Stars: New Similarity Criteria, Scaling Laws and Simplest Models
    Role: Principal Investigator
    Type: SPARC Project
    Sponsor: Ministry of Education
    Project Cost (INR): 7404000
    Date of Commencement: 01-04-2024  
    Duration: 30 Months
    Status: Ongoing
    Women in Unorganized Sectors," under Southern Zone 1
    Role: Co-Principal Investigator
    Type: Research
    Sponsor: National Commission for Women. India
    Project Cost (INR): 278300
    Date of Commencement: 11-12-2024   Date of Completion: 10-12-2025
    Duration: 13 Months
    Status: Completed
    2412149 - Hydrodynamics and critical convection in liquid cores of Terrestrial planets
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 996000
    Date of Commencement: 19-02-2025   Date of Completion: 28-02-2025
    Duration: 1 Months
    Status: Completed
    Convection Instabilities and Natural Dynamos - Hydrodynamic Stability and Dynamo Theory Revisited
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 09-01-2023   Date of Completion: 19-01-2023
    Duration: 1 Months
    Status: Completed
    Magnetohydrodynamics in the light of Astrophysical Dynamos’ Analytic, Asymptotic and Numeric Applications
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 19-09-2022   Date of Completion: 29-09-2022
    Duration: 1 Months
    Status: Completed
    Computational Methods and Parallel Processing in Science and Technology
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 20-12-2017   Date of Completion: 30-12-2017
    Duration: 1 Months
    Status: Completed
    Hydrodynamic Stability and Dynamo Theory
    Role: Principal Investigator
    Type: GIAN Course
    Sponsor: Ministry of Education
    Project Cost (INR): 912000
    Date of Commencement: 09-12-2016   Date of Completion: 20-12-2016
    Duration: 1 Months
    Status: Completed
    CFD analysis of flow assisted corrosion (FAC) problems in pipes and pipe bends
    Role: Principal Investigator
    Type: Research
    Sponsor: Department of Atomic Energy, BARC, Mumbai
    Project Cost (INR): 2878150
    Date of Commencement: 21-12-2009   Date of Completion: 22-07-2013
    Duration: 44 Months
    Status: Completed
    RESEARCH FELLOWS / PhD STUDENTS
    Current PhD Students
    Krishnendu Nayak
    Area of Research: Nonlinear Dynamics and Pattern Formation in Rayleigh–Bénard Convection: Analytical and Numerical Perspectives
    M. Archana
    Area of Research: (MS by Research) Spectral and Proper Orthogonal Decomposition Analysis of Mixed Convective Flow in a Square Cavity with Two Heat Blocks
    Mrittika Das
    Area of Research: Finite Volume Method - Flow in Cavity
    Previous PhD Students
    ASHOK AMGOTH (2023)
    Area of Research: Study of Wetland Dynamics using Satellite Imagery in GEE
    K. Naresh (2023)
    Area of Research: Numerical analysis of Natural Convective Flow Past Vertical Cylinder
    Vekamulla Narayana (2019)
    Area of Research: Numerical Visualisation of Natural and Mixed Convection Flow
    Teegala Divya (2014)
    Area of Research: CFD analysis of flow accelerated corrosion in pipes and pipe
    G. Janardhana Reddy (2012)
    Area of Research: Transient couple stress fluid flow Past a vertical cylinder
    PDF Post-Doctoral Fellows
    Dr. Tabinda Nahid
    Jun 2022 → Sep 2022
    Area of Research: q Special Functions
    CONFERENCE / WORKSHOP / SYMPOSIUM / SHORT TERM COURSE / FACULTY DEVELOPMENT PROGRAMME / GIAN
    Pedagogical Training for Mathematics Teachers - Linear Algebra
    29-Dec-2025 → 03-Jan-2026
    Event Type: Workshop
    Role: Coordinator
    Funding Agency: National Board of Higher Mathematics
    One-Month (Online) Faculty Induction Programme under Malaviya Mission Teacher Training Programme of University Grants Commission
    01-Dec-2025 → 29-Dec-2025
    Event Type: Faculty Development Programme
    Role: Co‑coordinator
    Funding Agency: Malaviya Mission Teacher Training Centre (MMTTC), National Institute of Technology Warangal
    Online Refresher Course on Foundations of Data Science and Machine Learning for STEM Professionals
    03-Nov-2025 → 15-Nov-2025
    Event Type: Faculty Development Programme
    Role: Coordinator
    Funding Agency: MMTTC, NIT Warangal
    "NEP Orientation and Sensitization Programme” Insights into Integrated Teachers Education Program (ITEP): Exploring Synergies for Excellence in Teacher Education
    15-Sep-2025 → 23-Sep-2025
    Event Type: Faculty Development Programme
    Role: Coordinator
    Funding Agency: MMTTC, NIT Warangal
    International Conference on Applied Mechanics
    12-Jul-2024 → 14-Jul-2024
    Event Type: Conference
    Role: Organizing Secretary
    Funding Agency: Self‑sponsored
    68th Congress of INDIAN SOCIETY OF THEORETICAL and APPLIED MECHANICS (An International Conference)
    07-Dec-2023 → 09-Dec-2023
    Event Type: Conference
    Role: Organizing Secretary
    Funding Agency: Self‑sponsored
    AWARDS AND ACCOLADES
    2026
    Topic editor
    Guest Editor
    Member Board of Studies
    2025
    Editor
    Expert member in the School Board of School of Physical Sciences
    Guest Editor
    2023
    Member
    Guest Editor
    2017
    SAIA, n.o. Fellowship
    2006
    Brain Korea 21 Fellowship
    2003
    National Science Council Fellowship
    1997
    Senior Research Fellowship
    ADDITIONAL RESPONSIBILITIES
    •  Core-Committee member to Centre of Training and Learning (CTL) (August, 2025 - May, 2026)
    •  Coordinator, Integrated Teachers Education Program (ITEP) (July, 2025 - December, 2026)
    •  Chairman, Internal Complaints Committee. Nodal officer SHe-Box portal (July, 2023 - December, 2025)
    •  Head, Department of Mathematics (January, 2022 - June, 2023)
    •  Associate Dean, International Relations and Alumni Affairs (April, 2018 - May, 2020)
    •  Warden (July, 2008 - December, 2009)
     Last updated on July 11, 2026