Understanding spatial evolution of micromechanical fields like effective stress or effective
strain during deformation of polycrystalline materials is important for the whole life cycle of …

Understanding the mechanical strength of metals and alloys under different temperatures is
essential in materials design for modern technology applications. Predicting temperature …

Nous menons une étude en simulations atomiques des propriétés des dislocations vis< a>
dans le zirconium et le titane pur, et de l'effet durcissant de l'oxygène dans ces deux métaux …

A better understanding of the plastic deformation of metallic materials and their failure can
greatly accelerate future material development. However, attaining such an understanding is …

SX superalloys are exposed to diverse temperature/stress conditions, as well as various
environments. This section is dedicated to what happens in the bulk when the applied …

Although the multi-scale discrete-continuous model (DCM) which couples discrete
dislocation dynamics (DDD) and finite element method (FEM) to study crystal plasticity at …

The mechanical strength of metals depends on their resistance against various microscopic
deformation processes. In ductile metals, the most important process is shearing of the …

A procedure is described for indentation creep plastometry. It is based on iterative numerical
simulation of the indentation process, with repeated comparison between an experimental …

Résumé En général, la déformation plastique des matériaux cristallins est essentiellement
dominée par le mouvement des dislocations et leurs interactions mutuelles. Pour les métaux …

Résumé La déformation plastique des matériaux cristallins classiques est surtout dominée
par des dislocations et leurs interactions mutuelles. Pour les métaux nanocrystallines (nc) …