Metal matrix composites

A Mortensen, J Llorca - Annual review of materials research, 2010 - annualreviews.org
In metal matrix composites, a metal is combined with another, often nonmetallic, phase to
produce a novel material having attractive engineering attributes of its own. A subject of …

Advances in discrete dislocations dynamics and multiscale modeling

S Groh, HM Zbib - 2009 - asmedigitalcollection.asme.org
Discrete dislocation dynamics is a numerical tool developed to model the plasticity of
crystalline materials at an intermediate length scale, between the atomistic modeling and the …

Discrete dislocation dynamics modelling of mechanical deformation of nickel-based single crystal superalloys

M Huang, L Zhao, J Tong - International Journal of Plasticity, 2012 - Elsevier
Discrete dislocation dynamics (DDD) has been used to model the deformation of nickel-
based single crystal superalloys with a high volume fraction of precipitates at high …

Consistent formulation for the Discrete-Continuous Model: Improving complex dislocation dynamics simulations

O Jamond, R Gatti, A Roos, B Devincre - International Journal of Plasticity, 2016 - Elsevier
A new and efficient formulation of the Discrete-Continuous Model (DCM) for the simulation of
3D dislocation dynamics in complex finite or periodic volumes is presented. As in previous …

Effect of ceramic nanoparticle reinforcements on the quasistatic and dynamic mechanical properties of magnesium-based metal matrix composites

J Shen, W Yin, Q Wei, Y Li, J Liu, L An - Journal of Materials …, 2013 - cambridge.org
We have investigated the microstructure, the quasistatic and high-rate mechanical
properties of magnesium (Mg)-based metal-matrix composites (MMCs) reinforced with …

CuCr/Cu contact material fabricated via high-speed laser cladding

H Xie, W Guan, H Lv, M Gao, X Liu, H Yang… - … International Journal of …, 2023 - Springer
As one of the most widely used contact materials, CuCr alloys put forward higher
requirements for their comprehensive properties, especially the resistance to arc erosion …

High temperature dislocation processes in precipitation hardened crystals investigated by a 3D discrete dislocation dynamics

T Záležák, J Svoboda, A Dlouhý - International Journal of Plasticity, 2017 - Elsevier
Abstract 3D discrete dislocation dynamics is employed to investigate motion of general
mixed dislocation segments subjected to high temperature loadings in microstructures with …

Self-sufficient modeling of single track deposition of Ti–6Al–4V with the prediction of capture efficiency

C Katinas, S Liu, YC Shin - Journal of …, 2019 - asmedigitalcollection.asme.org
Understanding the capture efficiency of powder during direct laser deposition (DLD) is
critical when determining the overall manufacturing costs of additive manufacturing (AM) for …

Discrete dislocation dynamics modelling of microvoid growth and its intrinsic mechanism in single crystals

M Huang, Z Li, C Wang - Acta Materialia, 2007 - Elsevier
In the present paper, an infinite face-centered cubic single crystal containing an isolated
cylindrical micron-sized void, which is subjected to proportional and monotonically uniform …

The key role of dislocation dissociation in the plastic behaviour of single crystal nickel-based superalloy with low stacking fault energy: three-dimensional discrete …

M Huang, Z Li - Journal of the Mechanics and Physics of Solids, 2013 - Elsevier
To model the deformation of single crystal nickel based superalloys (SCNBS) with low
stacking fault energy (SFE), three-dimensional discrete dislocation dynamics (3D-DDD) is …