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Nasr M. Ghoniem

University of California, Los Angeles · US
Area of research
Materials Chemistry · Aerospace Engineering
Research interest
Research interests include Fusion materials and technologies, Microstructure and mechanical properties, Nuclear Materials and Properties, and Nuclear reactor physics and engineering.
h-index
48
citations
8,816
works
444
NIH funding
primary concept
email

Recent publications

Coupled cluster and dislocation dynamics modeling of microstructure evolution in irradiated materials
Journal of the Mechanics and Physics of Solids 2026cited by 1position: contributordoi
Temperature-activated dislocation avalanches signaling brittle-to-ductile transition in BCC micropillars
Scripta Materialia 2026cited by 0position: contributordoi
A Discrete Crack Element (DCE) method for the uniform motion of general-shape crack distributions in finite domains
Journal of the Mechanics and Physics of Solids 2025cited by 2position: contributordoi
A variational method for the sheath potential of hypersonic leading edges with space-charge limitations
Physics of Plasmas 2024cited by 1position: contributordoi
Effect of nanoparticles on creep behaviour of metals: A review
Journal of Materials Research and Technology 2023cited by 42position: middledoi
Prismatic-to-basal plastic slip transition in zirconium
Acta Materialia 2022cited by 24position: lastdoi
A concurrent irradiation-mechanics multiscale coupling model
Journal of the Mechanics and Physics of Solids 2022cited by 22position: contributordoi
A model of thermal creep and annealing in finite domains based on coupled dislocation climb and vacancy diffusion
Journal of the Mechanics and Physics of Solids 2022cited by 21position: lastdoi
A coupled vacancy diffusion-dislocation dynamics model for the climb-glide motion of jogged screw dislocations
Acta Materialia 2022cited by 12position: middledoi
Enhanced strengthening and hardening via self-stabilized dislocation network in additively manufactured metals
Materials Today 2021cited by 198position: middledoi
On the cross-slip of screw dislocations in zirconium
Acta Materialia 2021cited by 19position: middledoi
Coupled cluster-dislocation dynamics of irradiation-induced defects
Materialia 2020cited by 20position: lastdoi
Plasticity of irradiated materials at the nano and micro-scales
Journal of Nuclear Materials 2020cited by 17position: middledoi
Coupled cluster-dislocation dynamics of irradiation-induced defects
Materialia 2020cited by 17position: contributordoi
The role of slow screw dislocations in controlling fast strain avalanche dynamics in body-centered cubic metals
International Journal of Plasticity 2019cited by 52position: lastdoi
Computational 3-dimensional dislocation elastodynamics
Journal of the Mechanics and Physics of Solids 2019cited by 33position: lastdoi
Computational 3-dimensional dislocation elastodynamics
Journal of the Mechanics and Physics of Solids 2019cited by 28position: contributordoi
Damage mechanics modeling of the non-linear behavior of SiC/SiC ceramic matrix composite fuel cladding
Journal of Nuclear Materials 2019cited by 23position: lastdoi
A continuum dislocation-based model of wedge microindentation of single crystals
International Journal of Plasticity 2019cited by 22position: contributordoi
Monte Carlo raytracing method for calculating secondary electron emission from micro-architected surfaces
Applied Surface Science 2019cited by 19position: contributordoi
A coupled dislocation dynamics-continuum barrier field model with application to irradiated materials
International Journal of Plasticity 2018cited by 86position: lastdoi
Overview of the fusion nuclear science facility, a credible break-in step on the path to fusion energy
Fusion Engineering and Design 2017cited by 108position: middledoi
A non-singular theory of dislocations in anisotropic crystals
International Journal of Plasticity 2017cited by 76position: lastdoi
Does irradiation enhance or inhibit strain bursts at the submicron scale?
Acta Materialia 2017cited by 63position: lastdoi
A phenomenological dislocation mobility law for bcc metals
Acta Materialia 2016cited by 234position: lastdoi
Temperature insensitivity of the flow stress in body-centered cubic micropillar crystals
Acta Materialia 2016cited by 83position: lastdoi
Controlling Strain Bursts and Avalanches at the Nano- to Micrometer Scale
Physical Review Letters 2016cited by 65position: lastdoi
The Fusion Nuclear Science Facility, the Critical Step in the Pathway to Fusion Energy
Fusion Science & Technology 2015cited by 73position: middledoi
Recent Progress in Discrete Dislocation Dynamics and Its Applications to Micro Plasticity
JOM 2014cited by 138position: lastdoi
Singularity-free dislocation dynamics with strain gradient elasticity
Journal of the Mechanics and Physics of Solids 2014cited by 99position: lastdoi

Grants

NSF/Sandia: Collaborative Research: Adaptive Hierarchical Multiscale Framework for Modeling the Deformation of Ultra-Strong Nano-Structured Materials
NSF0625299$199,0002006–2009PIRePORTER
ITR/AP (MPS): Collaborative Research on Large-Scale Dislocation Dynamics Simulations for Computational Design of Semiconductor Thin Film Systems
NSF0113555$327,8952001–2006PIRePORTER
Supercomputer Initiation: Supercomputer Initiation Grant
NSF8515786$01985–1986PIRePORTER
Microstructure Evolution in Irradiated Structure Materials
NSF8115571$102,8601982–1984PIRePORTER
Research Initiation - Clustering Kinetics of Point Defects During Pulsed Irradiation
NSF7805413$74,6991978–1982PIRePORTER

Frequent collaborators

Giacomo Po · University of Miami17 papers (2014–2022)Yinan Cui · Tsinghua University10 papers (2016–2022) · 9 papers (2019–2026)Yang Li · Shanghai University5 papers (2020–2022) · 3 papers (2014–2019) · 2 papers (2022–2022) · 2 papers (2022–2022) · 2 papers (2026–2026)Matthew Maron · University of Miami2 papers (2026–2026) · 2 papers (2022–2022) · 2 papers (2022–2022)N.B. Morley · University of Exeter1 papers (2015–2015)Gang Sha · Center for NanoScience1 papers (2021–2021)M. S. Tillack · University of California San Diego1 papers (2015–2015)Lester M. Waganer · Oak Ridge National Laboratory1 papers (2015–2015)Ge Wang · University of Manchester1 papers (2021–2021) · 1 papers (2014–2014) · 1 papers (2019–2019)Nikhil Chandra Admal · University of Illinois Urbana-Champaign1 papers (2017–2017)G.H. Neilson · Princeton University1 papers (2015–2015)