17 citations · 50 across the 10 of their papers we have counts for
10 papers
Molecular Dynamics Simulations of Collision Cascades in Niobium: Comparing Interatomic Potentials
S. Mondal, U. Bhardwaj, A. Majalee +2
Radiation damage in structural materials is a major challenge for advanced nuclear energy systems, and niobium is of particular interest due to its high melting point, mechanical s…
A Robust Machine Learned Interatomic Potential for Nb: Collision Cascade Simulations with accurate Defect Configurations
Utkarsh Bhardwaj, Vinayak Mishra, Suman Mondal +1
Niobium (Nb) and its alloys are extensively used in various technological applications owing to their favorable mechanical, thermal and irradiation properties. Accurately modeling…
Molecular dynamics simulations of the defect evolution in tungsten on successive collision cascades
Utkarsh Bhardwaj, Manoj Warrier
Molecular dynamics (MD) simulations of successive collision cascades within the same simulation domain were performed using two different inter-atomic potentials (IAP) in tungsten,…
Statistical Study of the Defect Cluster Morphology in the Primary Damage of Tungsten from Collision Cascades from Five Inter-atomic potentials
M. Warrier, U. Bhardwaj
The size and morphology of defect clusters formed during primary damage play a crucial role in the subsequent microstructural evolution of irradiated materials. Molecular dynamics…
Identifying Subcascades From The Primary Damage State Of Collision Cascades
Utkarsh Bhardwaj, Manoj Warrier
The morphology of a collision cascade is an important aspect in understanding the formation of defects and their distribution. While the number of subcascades is an essential param…
Stability of <100> Dislocations formed in W Collision Cascades
Utkarsh Bhardwaj, Andread E. Sand, Manoj Warrier
Experiments and simulations both have verified the presence of <100> dislocations in irradiated W. It is essential to know the properties and behavior of these defects to study the…
Comparison of SIA Defect Morphologies from Different Interatomic Potentials for Collision Cascades in W
Utkarsh Bhardwaj, Andrea E. Sand, Manoj Warrier
The morphology of defects formed in collision cascades is an essential aspect of the subsequent evolution of the microstructure. The morphological composition of a defect decides i…
Graph Theory Based Approach to Characterize Self Interstitial Defect Morphology
Utkarsh Bhardwaj, Andrea E. Sand, Manoj Warrier
The defect morphology is an essential aspect of the evolution of crystals' microstructure and its response to stress. Existing methods either only report defect concentration or ch…
Inclusion and validation of electronic stopping in the open source LAMMPS code
H. Hemani, A. Majalee, U. Bhardwaj +3
Electronic stopping (ES) of energetic atoms is not taken care of by the interatomic potentials used in molecular dynamics (MD) simulations when simulating collision cascades. The L…
Pattern Matching and Classification of Clusters in Collision Cascades
Utkarsh Bhardwaj, Andrea E. Sand, Manoj Warrier
The structure of defect clusters formed in a displacement cascade plays a significant role in the micro-structural evolution during irradiation. Molecular dynamics simulations have…