Onkar Sahni

Mechanical, Aerospace and Nuclear Engineering

Research

Other Focus Areas

Fluid Mechanics, Computational Fluid Dynamics, Turbulence Simulations, Computational Mechanics, High-Performance and Parallel Computing

Publications

The following is a selection of recent publications in Scopus. Onkar Sahni has 92 indexed publications in the subjects of Engineering, Computer Science, Mathematics.

A 3D unstructured mesh based particle tracking code for impurity transport simulation in fusion tokamaks
Dhyanjyoti D. Nath, Vignesh V. Srinivasaragavan, Timothy R. Younkin, Gerrett Diamond, Cameron W. Smith, Alyssa Hayes, Mark S. Shephard, Onkar Sahni
Computer Physics Communications
, 292
, 2023
.
A dynamic variational multiscale method on unstructured meshes for stationary transport problems
Zelu Xu, Onkar Sahni
International Journal for Numerical Methods in Fluids
, 95
, 2023
, pp.1117-1147
.
hPIC2: A hardware-accelerated, hybrid particle-in-cell code for dynamic plasma-material interactions
L. T. Meredith, M. Rezazadeh, M. F. Huq, J. Drobny, V. V. Srinivasaragavan, O. Sahni, D. Curreli
Computer Physics Communications
, 283
, 2023
.
A Computational Examination of Side-by-Side Rotors in Ground Effect
Richard Healy, Joseph McCauley, Farhan Gandhi, Onkar Sahni
Journal of the American Helicopter Society
, 68
, 2023
.
A parallel interface tracking approach for evolving geometry problems
Fan Yang, Anirban Chandra, Yu Zhang, Saurabh Tendulkar, Rocco Nastasia, Assad A. Oberai, Mark S. Shephard, Onkar Sahni
Engineering with Computers
, 38
, 2022
, pp.4289-4305
.
Parametric Investigation of Flow over a Rotor-Blown Wing using High-fidelity Simulations
Ullhas Udaya Hebbar, Farhan Gandhi, Onkar Sahni
78th Vertical Flight Society Annual Forum and Technology Display, FORUM 2022
, 2022
.
A Comparison of High-Fidelity Simulation Approaches for Interactional Aerodynamics of Multirotor Systems in Forward Flight
Abhishek Chopra, Richard Healy, Farhan Gandhi, Onkar Sahni
78th Vertical Flight Society Annual Forum and Technology Display, FORUM 2022
, 2022
.
Geometry and Adaptive Mesh Update Procedures for Ballistics Simulations
Saurabh Tendulkar, Fan Yang, Rocco Nastasia, Mark W. Beall, Assad A. Oberai, Mark S. Shephard, Onkar Sahni
SEMA SIMAI Springer Series
, 30
, 2022
, pp.209-231
.
Comparison of Numerical Modeling Approaches for Flow over a Wing with an Upstream Rotor
Ullhas Hebbar, Farhan Gandhi, Onkar Sahni
AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022
, 2022
.
CRIMSON: An open-source software framework for cardiovascular integrated modelling and simulation
Christopher J. Arthurs, Rostislav Khlebnikov, Alex Melville, Marija Marčan, Alberto Gomez, Desmond Dillon-Murphy, Federica Cuomo, Miguel Silva Vieira, Jonas Schollenberger, Sabrina R. Lynch, Christopher Tossas-Betancourt, Kritika Iyer, Sara Hopper, Elizabeth Livingston, Pouya Youssefi, Alia Noorani, Sabrina Ben Ahmed, Foeke J.H. Nauta, Theodorus M.J. van Bakel, Yunus Ahmed, Petrus A.J. van Bakel, Jonathan Mynard, Paolo Di Achille, Hamid Gharahi, Kevin D. Lau, Vasilina Filonova, Miquel Aguirre, Nitesh Nama, Nan Xiao, Seungik Baek, Krishna Garikipati, Onkar Sahni, David Nordsletten, C. Alberto Figueroa
PLoS Computational Biology
, 17
, 2021
.

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