Mean Free Path of Different Segments of the Dislocation Loop in FCC Single Crystals
Sign Up to like & getrecommendations! Published in 2017 at "Russian Physics Journal"
DOI: 10.1007/s11182-017-1118-3
Abstract: Numerical value of the shear zone diameter is refined. It is assumed that the shear zone is bounded by long strong dislocation barriers formed in the course of reaction between glissile dislocation segments of the… read more here.
Keywords: free path; dislocation; mean free; dislocation loop ... See more keywords
Detailed transmission electron microscopy study on the mechanism of dislocation loop rafting in tungsten
Sign Up to like & getrecommendations! Published in 2018 at "Acta Materialia"
DOI: 10.1016/j.actamat.2018.01.003
Abstract: Abstract Dislocation loop rafting and dislocation decoration have been previously observed in neutron and heavy ion irradiated materials. Understanding the fundamental aspects of these phenomena assist in evaluating irradiation damage of nuclear materials. Multiple different… read more here.
Keywords: loop rafting; microscopy; dislocation; detailed transmission ... See more keywords
Incipient plasticity and dislocation loop evolution in rock-salt vanadium nitride
Sign Up to like & getrecommendations! Published in 2020 at "Ceramics International"
DOI: 10.1016/j.ceramint.2020.01.138
Abstract: Abstract Incipient plasticity and dislocation loop (DL) evolution are two important plastic behaviors of ceramic materials. In this work, we performed molecular dynamics simulations of the nanoindentation on vanadium nitride (VN) surfaces with different Miller… read more here.
Keywords: incipient plasticity; evolution; dislocation; plasticity dislocation ... See more keywords
Molecular dynamics simulations of radiation damage generation and dislocation loop evolution in Ni and binary Ni-based alloys
Sign Up to like & getrecommendations! Published in 2020 at "Computational Materials Science"
DOI: 10.1016/j.commatsci.2020.109555
Abstract: Abstract As a great potential structural-material candidate for nuclear power applications, single-phase concentrated solid-solution alloys containing different elements have outstanding mechanical properties. In order to explore the effects of their elemental compositions on their radiation… read more here.
Keywords: evolution; molecular dynamics; dislocation; loop evolution ... See more keywords
The elasticity of the ½ a0 and a0 dislocation loop in α-Fe thin foil
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Nuclear Materials"
DOI: 10.1016/j.jnucmat.2018.07.057
Abstract: Abstract Dislocation loops in irradiated ferritic steels have a Burgers vector of the type ½ a0 or a0 . When they are located in a thin foil such as the one used in transmission electron… read more here.
Keywords: image forces; dislocation; thin foil; dislocation loop ... See more keywords
An Anisotropic Distribution Dislocation Loop Model for Simulation of Nanoindentation of Single Crystals
Sign Up to like & getrecommendations! Published in 2017 at "Mechanics of Materials"
DOI: 10.1016/j.mechmat.2017.02.004
Abstract: Abstract An anisotropic distribution dislocation loop model is proposed for simulation of nanoindentation of single crystals based on the recently available solution of the elastic displacement and stress fields due to a polygonal dislocation within… read more here.
Keywords: dislocation; single crystals; loop model; nanoindentation ... See more keywords
3D Imaging of a Dislocation Loop at the Onset of Plasticity in an Indented Nanocrystal.
Sign Up to like & getrecommendations! Published in 2017 at "Nano letters"
DOI: 10.1021/acs.nanolett.7b02680
Abstract: Structural quality and stability of nanocrystals are fundamental problems that bear important consequences for the performances of small-scale devices. Indeed, at the nanoscale, their functional properties are largely influenced by elastic strain and depend critically… read more here.
Keywords: loop onset; dislocation; onset plasticity; dislocation loop ... See more keywords