Gourabananda Pahar
Assistant Professor
Department of Civil Engineering
Indian Institute of Technology Kanpur
Email: gpahar@iitk.ac.in, Phone: +91-512-259-2011

  • Urban flood inundation
  • Shallow water models
  • Incompressible Smoothed Particle Hydrodynamics
  • Kumar, A., Pahar, G., "Macroscopic modeling of urban flood inundation through Areal-averaged Shallow-Water-Equations" Advances in Water Resources (accepted).
  • Bhat, N., Pahar, G., 2024. "Coupled ISPH Framework for Modeling Tsunamis Induced by Landslides: Sub-aerial to Submerged " Journal of Hydraulic Engineering 150(3), 04024009.
  • Bhat, N., Pahar, G., 2024. "Layered Shallow water Equations: Spatiotemporally varying layer ratios with specific adaptation to wet/dry interfaces" International Journal for Numerical Methods in Fluids 96(4), 397-434.
  • Bhat, N., Pahar, G., 2023. "Granular media deformation and fluid flow as overlapping, concurrent, coupled multilayered depth-averaged framework" Ocean Engineering 283, 114957.
  • Kumar, A., Pahar, G., 2023. "On Applicability of Dynamic, Local, And Diffusive Wave Models for Unified Depth-Averaged Fluid Flow Interaction With Porous Media" Journal of Hydrologic Engineering 28 (10), 4023028 1-13.
  • Bhat, N., Pahar, G., 2022. "Depth-averaged coupling of submerged granular deformation with fluid flow: An augmented HLL scheme" Journal of Hydrology, 606, 127364.
  • Bhat, N., Pahar, G., 2021. "Euler-Lagrange framework for deformation of granular media coupled with the ambient fluid flow" Applied Ocean Research, 116, 102857.
  • Bhat, N., Pahar, G., 2021. "Diffusion Wave Approximation of Depth-averaged Flow Interaction with Porous Media" Journal of Hydrologic Engineering, 26(2), 04020064.
  • Kumar, A., Pahar, G., 2020. "A Unified Depth-averaged Approach for Integrated Modeling of Surface and Subsurface Flow Systems" Journal of Hydrology, 591, 125339.
  • Pahar, G., Dhar, A., 2019. "On Information Coupling in Hybrid ISPH Framework for Fluidized Granular Systems" Advances in Water Resources, 131, 103366.
  • Pahar, G., Dhar, A., 2018. "On Modelling of MPS-based Multiphase Fluid Flow with Low Density Ratios" International Journal of Numerical Methods in Fluids, 87(10), 529-542.
  • Pahar, G., Dhar, A., 2018. "On Force Consideration in Coupled ISPH Framework for Sediment Transport in Presence of Free-surface Flow" Environmental Fluid Mechanics, 18(3), 555-579.
  • Pahar, G., Dhar, A., Islam, M. R. I., 2017. "Extending Incompressible SPH Framework for Simulation of Axisymmetric Free-surface Flows" Engineering Analysis with Boundary Elements, 84C, 35-41.
  • Pahar, G., Dhar, A., 2017. "On Modification of Pressure Gradient Operator in Integrated ISPH for Multifluid and Porous Media Flow with Free-surface" Engineering Analysis with Boundary Elements, 80C, 38-48.
  • Pahar, G., Dhar, A., 2017. "Numerical Modelling of Free-surface Flow-Porous Media interaction using Divergence-free Moving Particle Semi-Implicit Method" Transport in Porous Media, 118(2), 157-175.
  • Pahar, G., Dhar, A., 2017. "Coupled incompressible Smoothed Particle Hydrodynamics model for continuum-based modelling sediment transport" Advances in Water Resources, 102, 84-98.
  • Pahar, G., Dhar, A., 2017. "Robust boundary treatment for open-channel flows in divergence-free incompressible SPH" Journal of Hydrology, 546, 464-475.
  • Pahar, G., Dhar, A., 2016. "Mixed miscible-immiscible fluid flow modelling with incompressible SPH framework" Engineering Analysis with Boundary Elements, 73, 50-60.
  • Pahar, G., Dhar, A., 2016. "A Robust volume conservative divergence-free ISPH framework for free-surface flow problems" Advances in Water Resources, 96, 423-437.
  • Pahar, G., Dhar, A., 2016. "Modeling free-surface flow in porous media with modified incompressible SPH" Engineering Analysis with Boundary Elements, 68, 75-85.
  • Pahar, G., Dhar, A., 2014. "A dry zone-wet zone based modeling of surface water and groundwater interaction for generalized ground profile" Journal of Hydrology, 519 (Part B), 2215-2223.

Professional Experience
  • Assistant Professor, Indian Institute of Technology Kanpur [May’18-present]
  • Visiting Assistant Professor, Indian Institute of Technology Kanpur [Jan’18-May'18]
  • Project Officer, Indian Institute of Technology Kharagpur [Aug’17-Dec’17]
Education
  • Doctor of Philosophy, Civil Engineering, Indian Institute of Technology Kharagpur [Jul’13-Sep’17], Advisor: Dr. Anirban Dhar
  • Master of Technology, Hydraulic and Water Resources Engineering, Indian Institute of Technology Kharagpur [Jul’11-Jun'13], Advisor: Dr. Anirban Dhar
  • Bachelor of Engineering, Civil Engineering, Bengal Engineering and Science University, Shibpur [Jul’07-Jun'11].