Modeling the mechanics of amorphous solids at different length scale and time scale

D Rodney, A Tanguy… - Modelling and Simulation …, 2011 - iopscience.iop.org
We review the recent literature on the simulation of the structure and deformation of
amorphous solids, including oxide and metallic glasses. We consider simulations at different …

[HTML][HTML] Crack interaction with microstructure

S Kumar, WA Curtin - Materials today, 2007 - Elsevier
Designing microstructure for damage tolerance requires a detailed understanding of how an
advancing crack interacts with the microstructure (and sometimes modifies it locally) at …

Enabling strain hardening simulations with dislocation dynamics

A Arsenlis, W Cai, M Tang, M Rhee… - … and Simulation in …, 2007 - iopscience.iop.org
Numerical algorithms for discrete dislocation dynamics simulations are investigated for the
purpose of enabling strain hardening simulations of single crystals on massively parallel …

Orowan strengthening and forest hardening superposition examined by dislocation dynamics simulations

S Queyreau, G Monnet, B Devincre - Acta Materialia, 2010 - Elsevier
Rule of mixtures are an essential feature of the modeling of plastic deformation in complex
materials in which more than one strain-hardening mechanism is involved. In this work, use …

Mechanisms of fatigue crack growth–a critical digest of theoretical developments

P Chowdhury, H Sehitoglu - Fatigue & Fracture of Engineering …, 2016 - Wiley Online Library
Recent advances in the processing technology are permitting the manufacture of novel
metallic materials with superior fatigue properties via microstructure tailoring. In the light of …

Solidification cracking of superalloy single-and bi-crystals

N Wang, S Mokadem, M Rappaz, W Kurz - Acta materialia, 2004 - Elsevier
Superalloy single crystals with cellular-dendritic microstructures and different crystal
orientations were laser-welded under otherwise identical conditions. In this way, single …

Fundamental Differences in Mechanical Behavior between Two Types of Crystals<? format?> at the Nanoscale

S Brinckmann, JY Kim, JR Greer - Physical review letters, 2008 - APS
We present differences in the mechanical behavior of nanoscale gold and molybdenum
single crystals. A significant strength increase is observed as the size is reduced to 100 nm …

Athermal mechanisms of size-dependent crystal flow gleaned from three-dimensional discrete dislocation simulations

SI Rao, DM Dimiduk, TA Parthasarathy, MD Uchic… - Acta Materialia, 2008 - Elsevier
Recent experimental studies have revealed that micrometer-scale face-centered cubic (fcc)
crystals show strong strengthening effects, even at high initial dislocation densities. We use …

Physical analyses of crystal plasticity by DD simulations

B Devincre, L Kubin, T Hoc - Scripta materialia, 2006 - Elsevier
The present work emphasises the potentialities of dislocation dynamics simulations for
performing analyses of crystal plasticity and obtaining information that cannot be reached by …

Phase field methods and dislocations

D Rodney, Y Le Bouar, A Finel - Acta materialia, 2003 - Elsevier
We present a general formalism for incorporating dislocations in Phase Field methods (PFM)
based on the elastic equivalence between a dislocation loop and a platelet inclusion of …