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Giacomo Po, Ph.D. - Publications

Affiliations: 
2011 University of California, Los Angeles, Los Angeles, CA 
Area:
Mechanical Engineering, Materials Science Engineering, Solid State Physics
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45 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Papanikolaou S, Po G. Λ-Invariant and Topological Pathways to Influence the Strength of Submicron Crystals. Physical Review Letters. 124: 205502. PMID 32501064 DOI: 10.1103/Physrevlett.124.205502  0.398
2020 Chatterjee S, Po G, Zhang X, Acharya A, Ghoniem N. Plasticity without phenomenology: A first step Journal of the Mechanics and Physics of Solids. 143: 104059. DOI: 10.1016/J.Jmps.2020.104059  0.628
2020 Cui Y, Po G, Srivastava P, Jiang K, Gupta V, Ghoniem N. The role of slow screw dislocations in controlling fast strain avalanche dynamics in body-centered cubic metals International Journal of Plasticity. 124: 117-132. DOI: 10.1016/J.Ijplas.2019.08.008  0.629
2019 Po G, Admal NC, Lazar M. The Green tensor of Mindlin’s anisotropic first strain gradient elasticity Materials Theory. 3. DOI: 10.1186/S41313-019-0015-2  0.418
2019 Cui Y, Po G, Pellegrini Y, Lazar M, Ghoniem N. Computational 3-dimensional dislocation elastodynamics Journal of the Mechanics and Physics of Solids. 126: 20-51. DOI: 10.1016/J.Jmps.2019.02.008  0.637
2019 Po G, Huang Y, Ghoniem N. A continuum dislocation-based model of wedge microindentation of single crystals International Journal of Plasticity. 114: 72-86. DOI: 10.1016/J.Ijplas.2018.10.008  0.677
2019 Lazar M, Agiasofitou E, Po G. Three-dimensional nonlocal anisotropic elasticity: a generalized continuum theory of Ångström-mechanics Acta Mechanica. 231: 743-781. DOI: 10.1007/S00707-019-02552-2  0.43
2018 Cui Y, Po G, Ghoniem N. Size-Tuned Plastic Flow Localization in Irradiated Materials at the Submicron Scale. Physical Review Letters. 120: 215501. PMID 29883169 DOI: 10.1103/Physrevlett.120.215501  0.627
2018 Cui Y, Po G, Ghoniem N. Suppression of Localized Plastic Flow in Irradiated Materials Scripta Materialia. 154: 34-39. DOI: 10.1016/J.Scriptamat.2018.04.046  0.628
2018 Cui Y, Po G, Ghoniem NM. A coupled dislocation dynamics-continuum barrier field model with application to irradiated materials International Journal of Plasticity. 104: 54-67. DOI: 10.1016/J.Ijplas.2018.01.015  0.637
2018 Admal NC, Po G, Marian J. A unified framework for polycrystal plasticity with grain boundary evolution International Journal of Plasticity. 106: 1-30. DOI: 10.1016/J.Ijplas.2018.01.014  0.464
2018 Po G, Lazar M, Admal NC, Ghoniem N. A non-singular theory of dislocations in anisotropic crystals International Journal of Plasticity. 103: 1-22. DOI: 10.1016/J.Ijplas.2017.10.003  0.622
2018 Lazar M, Po G. Singularity‐free dislocation continuum theory for anisotropic crystals Pamm. 18. DOI: 10.1002/Pamm.201800095  0.376
2018 Sheng A, Ghoniem NM, Crosby T, Po G. A mesh-independent method for planar three-dimensional crack growth in finite domains International Journal For Numerical Methods in Engineering. 117: 38-62. DOI: 10.1002/Nme.5946  0.621
2017 Admal NC, Po G, Marian J. Diffuse-interface polycrystal plasticity: expressing grain boundaries as geometrically necessary dislocations Materials Theory. 1. DOI: 10.1186/S41313-017-0006-0  0.373
2017 Burbery NB, Po G, Das R, Ghoniem N, Ferguson WG. Dislocation dynamics in polycrystals with atomistic-informed mechanisms of dislocation - grain boundary interactions Journal of Micromechanics and Molecular Physics. 2: 1750003. DOI: 10.1142/S2424913017500035  0.629
2017 Cui Y, Po G, Ghoniem N. Influence of loading control on strain bursts and dislocation avalanches at the nanometer and micrometer scale Physical Review B. 95. DOI: 10.1103/Physrevb.95.064103  0.569
2017 Erel C, Po G, Ghoniem N. Dependence of hardening and saturation stress in persistent slip bands on strain amplitude during cyclic fatigue loading Philosophical Magazine. 97: 2947-2970. DOI: 10.1080/14786435.2017.1361555  0.656
2017 Rivera D, Huang Y, Po G, Ghoniem NM. A dislocation-based crystal viscoplasticity model with application to micro-engineered plasma-facing materials Journal of Nuclear Materials. 485: 231-242. DOI: 10.1016/J.Jnucmat.2016.12.034  0.419
2017 Admal NC, Marian J, Po G. The atomistic representation of first strain-gradient elastic tensors Journal of the Mechanics and Physics of Solids. 99: 93-115. DOI: 10.1016/J.Jmps.2016.11.005  0.448
2017 Erel C, Po G, Crosby T, Ghoniem N. Generation and interaction mechanisms of prismatic dislocation loops in FCC metals Computational Materials Science. 140: 32-46. DOI: 10.1016/J.Commatsci.2017.07.043  0.699
2017 Cui Y, Po G, Ghoniem N. Does irradiation enhance or inhibit strain bursts at the submicron scale? Acta Materialia. 132: 285-297. DOI: 10.1016/J.Actamat.2017.04.055  0.621
2016 Cui Y, Po G, Ghoniem N. Controlling Strain Bursts and Avalanches at the Nano- to Micrometer Scale. Physical Review Letters. 117: 155502. PMID 27768336 DOI: 10.1103/Physrevlett.117.155502  0.589
2016 Jones RE, Zimmerman JA, Po G. Comparison of Dislocation Density Tensor Fields Derived from Discrete Dislocation Dynamics and Crystal Plasticity Simulations of Torsion Journal of Materials Science Research. 5: 44. DOI: 10.5539/Jmsr.V5N4P44  0.546
2016 Burbery N, Das R, Ferguson WG, Po G, Ghoniem N. Atomistic Activation Energy Criteria for Multi-Scale Modeling of Dislocation Nucleation in FCC Metals International Journal of Computational Methods. DOI: 10.1142/S0219876216410061  0.675
2016 Po G, Cui Y, Rivera D, Cereceda D, Swinburne TD, Marian J, Ghoniem N. A phenomenological dislocation mobility law for bcc metals Acta Materialia. 119: 123-135. DOI: 10.1016/J.Actamat.2016.08.016  0.676
2016 Cui Y, Po G, Ghoniem N. Temperature insensitivity of the flow stress in body-centered cubic micropillar crystals Acta Materialia. 108: 128-137. DOI: 10.1016/J.Actamat.2016.02.008  0.631
2015 Seif D, Po G, Mrovec M, Lazar M, Elsässer C, Gumbsch P. Atomistically enabled nonsingular anisotropic elastic representation of near-core dislocation stress fields in α -iron Physical Review B - Condensed Matter and Materials Physics. 91. DOI: 10.1103/Physrevb.91.184102  0.734
2015 Sandfeld S, Po G. Microstructural comparison of the kinematics of discrete and continuum dislocations models Modelling and Simulation in Materials Science and Engineering. 23. DOI: 10.1088/0965-0393/23/8/085003  0.462
2015 Lazar M, Po G. The non-singular Green tensor of Mindlin's anisotropic gradient elasticity with separable weak non-locality Physics Letters, Section a: General, Atomic and Solid State Physics. 379: 1538-1543. DOI: 10.1016/J.Physleta.2015.03.027  0.379
2015 Lazar M, Po G. The non-singular Green tensor of gradient anisotropic elasticity of Helmholtz type European Journal of Mechanics, a/Solids. 50: 152-162. DOI: 10.1016/J.Euromechsol.2014.10.006  0.373
2015 Crosby T, Po G, Erel C, Ghoniem N. The origin of strain avalanches in sub-micron plasticity of fcc metals Acta Materialia. 89: 123-132. DOI: 10.1016/J.Actamat.2015.02.003  0.742
2014 Burbery NJ, Das R, Po G, Ghoniem N. Understanding the threshold conditions for dislocation transmission from tilt grain boundaries in FCC metals under uniaxial loading Applied Mechanics and Materials. 553: 28-34. DOI: 10.4028/Www.Scientific.Net/Amm.553.28  0.634
2014 Seif D, Po G, Crum R, Gupta V, Ghoniem NM. Shock-induced plasticity and the Hugoniot elastic limit in copper nano films and rods Journal of Applied Physics. 115. DOI: 10.1063/1.4863720  0.741
2014 Lazar M, Po G. The solid angle and the Burgers formula in the theory of gradient elasticity: Line integral representation Physics Letters, Section a: General, Atomic and Solid State Physics. 378: 597-601. DOI: 10.1016/J.Physleta.2013.12.018  0.346
2014 Crosby T, Po G, Ghoniem NM. Modeling plastic deformation of post-irradiated copper micro-pillars Journal of Nuclear Materials. 455: 126-129. DOI: 10.1016/J.Jnucmat.2014.05.045  0.726
2014 Po G, Lazar M, Seif D, Ghoniem N. Singularity-free dislocation dynamics with strain gradient elasticity Journal of the Mechanics and Physics of Solids. 68: 161-178. DOI: 10.1016/J.Jmps.2014.03.005  0.769
2014 Po G, Ghoniem N. A variational formulation of constrained dislocation dynamics coupled with heat and vacancy diffusion Journal of the Mechanics and Physics of Solids. 66: 103-116. DOI: 10.1016/J.Jmps.2014.01.012  0.563
2014 Po G, Mohamed MS, Crosby T, Erel C, El-Azab A, Ghoniem N. Recent Progress in Discrete Dislocation Dynamics and Its Applications to Micro Plasticity Jom. 66: 2108-2120. DOI: 10.1007/S11837-014-1153-2  0.755
2013 Youssef G, Crum R, Prikhodko SV, Seif D, Po G, Ghoniem N, Kodambaka S, Gupta V. The influence of laser-induced nanosecond rise-time stress waves on the microstructure and surface chemical activity of single crystal Cu nanopillars. Journal of Applied Physics. 113: 84309. PMID 23526837 DOI: 10.1063/1.4793646  0.738
2013 Youssef G, Crum R, Prikhodko SV, Seif D, Po G, Ghoniem N, Kodambaka S, Gupta V. The influence of laser-induced nanosecond rise-time stress waves on the microstructure and surface chemical activity of single crystal Cu nanopillars Journal of Applied Physics. 113. DOI: 10.1063/1.4793646  0.663
2013 Ghoniem NM, Po G, Sharafat S. Deformation mechanisms in ferritic/martensitic steels and the impact on mechanical design Journal of Nuclear Materials. 441: 704-712. DOI: 10.1016/J.Jnucmat.2013.03.045  0.708
2013 Po G, Ghoniem N. Continuum modeling of plastic flow localization in irradiated fcc metals Journal of Nuclear Materials. 442. DOI: 10.1016/J.Jnucmat.2012.10.039  0.671
2012 Ramírez BR, Ghoniem N, Po G. Ab initio continuum model for the influence of local stress on cross-slip of screw dislocations in fcc metals Physical Review B - Condensed Matter and Materials Physics. 86. DOI: 10.1103/Physrevb.86.094115  0.752
2010 Po G, Ghoniem NM. Coupled oscillations of double-walled carbon nanotubes Journal of Applied Physics. 107. DOI: 10.1063/1.3359654  0.508
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