Analytic model of dislocation density evolution in fcc polycrystals accounting for dislocation generation, storage, and dynamic recovery mechanisms

A Hunter, DL Preston - International Journal of Plasticity, 2022 - Elsevier
… An analytic model of the evolution of dislocation density in fcc polycrystals is described. The
… , dynamic recovery, and dislocation generation mechanisms in fcc polycrystals. Specifically, …

A self-consistent plasticity theory for modeling the thermo-mechanical properties of irradiated FCC metallic polycrystals

X Xiao, D Song, J Xue, H Chu, H Duan - … of the Mechanics and Physics of …, 2015 - Elsevier
… The thermal activation progress, which involves dislocation climb, cross-slip as well as the
formation of dislocation substructures, is accompanied with the dynamic recovery mechanism. …

On the geometry of twin boundaries and their contribution to the strengthening and recovery of FCC polycrystals

J Bystrzycki, KJ Kurzydłowski… - Materials Science and …, 1997 - Elsevier
… The results of the present study show that twin grains in annealed FCC polycrystals tend to
assume either edge or lamellar geometry. The relative ratio of edgeto-lamellar twins depends …

Recovery, recrystallization, grain growth and phase stability of a family of FCC-structured multi-component equiatomic solid solution alloys

Z Wu, H Bei, F Otto, GM Pharr, EP George - Intermetallics, 2014 - Elsevier
… of a single FCC phase, and (ii) to characterize their phase stability and recovery, recrystallization,
… (FeNi and NiCo) were single-phase FCC solid solutions in the cast and homogenized …

A deformation mechanism based crystal plasticity model of ultrafine-grained/nanocrystalline FCC polycrystals

AS Khan, J Liu - International Journal of Plasticity, 2016 - Elsevier
… of face-centered cubic (FCC) polycrystals change due to the change of deformation mechanisms.
The unique mechanical behaviors of ufg/nc FCC polycrystals include (1) high strength, …

Mechanical behaviors of irradiated FCC polycrystals with nanotwins

X Xiao, D Song, H Chu, J Xue, H Duan - International Journal of Plasticity, 2015 - Elsevier
… (2015b) proposed a self-consistent plasticity model for irradiated FCC polycrystals, in which
the spatial-dependent interaction between dislocations and defects, and temperature effect …

Discrete dislocation density modelling of single phase FCC polycrystal aggregates

KS Cheong, EP Busso - Acta materialia, 2004 - Elsevier
… of single-phase FCC polycrystalrecovery processes. The theory has been implemented
within a finite-strain and rate-dependent constitutive framework, and applied to a thin polycrystal

Work hardening and dynamical recovery of FCC metals in multiple glide

FRN Nabarro - Acta metallurgica, 1989 - Elsevier
… The work-hardening processes in single crystals in symmetrical orientations, in single
crystals in “single slip” in Stage III, and in polycrystals, seem to be similar, and we attempt to …

Grain boundary strengthening of FCC polycrystals

RA Rubio, S Haouala, J LLorca - Journal of Materials Research, 2019 - cambridge.org
… 2%, and the Al polycrystals have reached a hardening-recovery equilibrium in which the
effect of the grain size on the strain hardening disappears. In fact, the dislocation accumulation …

An analysis of the influence of grain size on the strength of FCC polycrystals by means of computational homogenization

S Haouala, J Segurado, J LLorca - Acta Materialia, 2018 - Elsevier
… of FCC polycrystals is analyzed by means of a multiscale strategy based on computational
homogenization of the polycrystalPolycrystalline Cu is selected to validate the simulation …