Onkar Sahni

Onkar Sahni

Rensselaer Polytechnic Institute

H-index: 23

North America-United States

About Onkar Sahni

Onkar Sahni, With an exceptional h-index of 23 and a recent h-index of 13 (since 2020), a distinguished researcher at Rensselaer Polytechnic Institute, specializes in the field of Large Eddy Simulation, Turbulence, Flow Control, Parallel and Adaptive Methods, Uncertainty Quantification.

His recent articles reflect a diverse array of research interests and contributions to the field:

Unstructured mesh tools for magnetically confined fusion system simulations

GITRm: A 3D Unstructured Mesh-based Particle Tracking Code for Global Impurity Transport in Fusion Devices

An anisotropic hybrid structured-unstructured mesh approach enabling PIC simulations of the Scrape-Off-Layer

A 3D unstructured mesh based particle tracking code for impurity transport simulation in fusion tokamaks

A dynamic variational multiscale method on unstructured meshes for stationary transport problems

A Computational Examination of Side-by-Side Rotors in Ground Effect

hPIC2: A hardware-accelerated, hybrid particle-in-cell code for dynamic plasma-material interactions

Study of tungsten transport and redeposition during the DIII-D Metal Rings Campaign using the impurity tracing code GITRm

Onkar Sahni Information

University

Position

___

Citations(all)

1802

Citations(since 2020)

616

Cited By

1478

hIndex(all)

23

hIndex(since 2020)

13

i10Index(all)

40

i10Index(since 2020)

20

Email

University Profile Page

Rensselaer Polytechnic Institute

Google Scholar

View Google Scholar Profile

Onkar Sahni Skills & Research Interests

Large Eddy Simulation

Turbulence

Flow Control

Parallel and Adaptive Methods

Uncertainty Quantification

Top articles of Onkar Sahni

Title

Journal

Author(s)

Publication Date

Unstructured mesh tools for magnetically confined fusion system simulations

Engineering with Computers

Mark S Shephard

Jacob Merson

Onkar Sahni

Angel E Castillo

Aditya Y Joshi

...

2024/4/28

GITRm: A 3D Unstructured Mesh-based Particle Tracking Code for Global Impurity Transport in Fusion Devices

APS Division of Plasma Physics Meeting Abstracts

Dhyanjyoti Nath

Vignesh Srinivasaragavan

Timothy Younkin

Md Fazlul Huq

Davide Curreli

...

2023

An anisotropic hybrid structured-unstructured mesh approach enabling PIC simulations of the Scrape-Off-Layer

APS Division of Plasma Physics Meeting Abstracts

Md Fazlul Huq

Logan Meredith

Onkar Sahni

Davide Curreli

2023

A 3D unstructured mesh based particle tracking code for impurity transport simulation in fusion tokamaks

Computer Physics Communications

Dhyanjyoti D Nath

Vignesh V Srinivasaragavan

Timothy R Younkin

Gerrett Diamond

Cameron W Smith

...

2023/11/1

A dynamic variational multiscale method on unstructured meshes for stationary transport problems

International Journal for Numerical Methods in Fluids

Zelu Xu

Onkar Sahni

2023/7

A Computational Examination of Side-by-Side Rotors in Ground Effect

Journal of the American Helicopter Society

Richard Healy

Joseph McCauley

Farhan Gandhi

Onkar Sahni

2023/7/1

hPIC2: A hardware-accelerated, hybrid particle-in-cell code for dynamic plasma-material interactions

Computer Physics Communications

Logan T Meredith

M Rezazadeh

MF Huq

J Drobny

VV Srinivasaragavan

...

2023/2/1

Study of tungsten transport and redeposition during the DIII-D Metal Rings Campaign using the impurity tracing code GITRm

APS Division of Plasma Physics Meeting Abstracts

Zachary Bergstrom

Mark Shephard

Dhyanjyoti Nath

Onkar Sahni

Shawn Zamperini

...

2022

Comparison of Numerical Modeling Approaches for Flow over a Wing with an Upstream Rotor

Ullhas Hebbar

Onkar Sahni

Farhan Gandhi

2022

A parallel interface tracking approach for evolving geometry problems

Engineering with Computers

Fan Yang

Anirban Chandra

Yu Zhang

Saurabh Tendulkar

Rocco Nastasia

...

2022/10

Geometry and Adaptive Mesh Update Procedures for Ballistics Simulations

Saurabh Tendulkar

Fan Yang

Rocco Nastasia

Mark W Beall

Assad A Oberai

...

2022/2/21

Enabling Multiscale Particle-in-Cell simulations using PUMI Multi-Block Boundary Layer Meshes in hPIC2

APS Division of Plasma Physics Meeting Abstracts

Md Fazlul Huq

Vignesh Vittal-Srinivasaragavan

Logan Meredith

Onkar Sahni

Davide Curreli

...

2022

Porting the PUMImbbl library to GPUs and integration in the hPIC2 Particle-in-Cell code

APS Division of Plasma Physics Meeting Abstracts

Md Fazlul Huq

Vignesh Vittal-Srinivasaragavan

Logan Meredith

Onkar Sahni

Davide Curreli

...

2021

A 3D Unstructured Mesh-based Global Impurity Transport Code

APS Division of Plasma Physics Meeting Abstracts

Mark Shephard

Onkar Sahni

Dhyanjyoti Nath

Vignesh Srinivasaragavan

Gerrett Diamond

...

2021

hPIC2: a GPU-accelerated, hybrid particle-in-cell code for plasma-material interactions in complex geometries

APS Division of Plasma Physics Meeting Abstracts

Logan Meredith

Mikhail Rezazadeh

Md Fazlul Huq

Mohammad Mustafa

Vignesh Srinivasaragavan

...

2021

CRIMSON: An open-source software framework for cardiovascular integrated modelling and simulation

PLoS computational biology

Christopher J Arthurs

Rostislav Khlebnikov

Alex Melville

Marija Marčan

Alberto Gomez

...

2021/5/10

A Computational Investigation of Side-by-Side Rotors in Ground Effect

Proceedings of the 77th VFS annual forum (virtual)

Richard Healy

Joseph McCauley

Farhan Gandhi

Onkar Sahni

M Mistry

2021/5

On the applicability of continuum scale models for ultrafast nanoscale liquid-vapor phase change

International Journal of Multiphase Flow

Anirban Chandra

Zhi Liang

Assad A Oberai

Onkar Sahni

Pawel Keblinski

2021/2/1

Analysis of Interactional Aerodynamics in Multi-Rotor Wind Turbines using Large Eddy Simulations

Ullhas Hebbar

Jitesh D Rane

Farhan Gandhi

Onkar Sahni

2020

Numerical considerations for advection‐diffusion problems in cardiovascular hemodynamics

International journal for numerical methods in biomedical engineering

Sabrina R Lynch

Nitesh Nama

Zelu Xu

Christopher J Arthurs

Onkar Sahni

...

2020/9

See List of Professors in Onkar Sahni University(Rensselaer Polytechnic Institute)