Anti-twinning in nanoscale tungsten

J Wang, Z Zeng, M Wen, Q Wang, D Chen, Y Zhang… - Science …, 2020 - science.org
anti-twinning deformation, previously thought impossible, in nanoscale body-centered cubic
(BCC) tungsten … -twins in tungsten nanowires with diameters less than about 20 nm. During …

Twinning dynamics in nanoscale body-centered cubic tungsten

X Li, Q Zeng, J Wang - Scripta Materialia, 2022 - Elsevier
… The ultrahigh stress in nanoscale BCC metals also realized the antitwinning deformation (…
and anti-twinning. On the other hand, the discrete twinning dynamics in nanoscale BCC metals…

Orientation effect on twin formation mechanisms of tungsten under uniaxial tension/compression

Y Li, H Xie, D Zhen - Materials Today Communications, 2023 - Elsevier
… (anti-twinning) mode under tension (compression). On the contrary, tungsten nanopillars with
… observation of twinning-dominated deformation in nanoscale body-centred cubic tungsten

Shuffling pathway of anti-twinning in body-centered-cubic metals

H Xie, G Wei, JP Du, A Ishii, G Lu, P Yu, S Ogata - Scripta Materialia, 2024 - Elsevier
… The anti-twinning during nanoindentation was confirmed by generating a … in the MD results
during this anti-twinning process, we found the twin is … Anti-twinning in nanoscale tungsten

Effect of twin boundaries on the strength of body-centered cubic tungsten nanowires

J Cui, L Ma, G Chen, N Jiang, P Ke, Y Yang… - Materials Science and …, 2023 - Elsevier
… partly because of the experimental challenges associated with the measurement of the
mechanical properties of materials at the nanoscale [13,17]. … Anti-twinning in nanoscale tungsten

Twinning dominated microstructural evolution in tungsten under impact loading

J Li, C Chen, J Xiao, M Wang, Z Du, C Deng - Journal of Materials Science, 2024 - Springer
Under extreme conditions such as impact loads, the dominant mechanism of tungsten (W)
deformation is not well understood, and this problem is crucial for the application of W in …

Crystallographic-orientation-dependent unconventional twinning pathway at the crack tip of body-centered cubic tantalum

G Wei, H Xie, GH Lu - Philosophical Magazine, 2023 - Taylor & Francis
… Recently, in situ TEM experimental observations revealed that twin (called as anti-twin)
can occur in BCC tungsten crystals under anti-twinning direction loading condition [Citation20]; …

Twinning and antitwinning in body-centered cubic metals

R Gröger, J Holzer, T Kruml - Computational Materials Science, 2023 - Elsevier
Deformation twinning in body-centered cubic (BCC) metals occurs by shearing the crystal
along { 112 } planes parallel to < 111 > directions. One of these directions (twinning shear) …

Atomic-scale observation of nucleation-and growth-controlled deformation twinning in body-centered cubic nanocrystals

L Zhong, Y Zhang, X Wang, T Zhu, SX Mao - Nature Communications, 2024 - nature.com
… -scale TEM observations of plastic deformation in nanoscale single-crystalline BCC Ta, and
… sheared in an anti-twinning sense The asymmetry in twinning and anti-twinning is known to …

Dislocation evolution during additive manufacturing of tungsten

Y Cui, K Li, C Wang, W Liu - Modelling and Simulation in …, 2021 - iopscience.iop.org
… further increase the DBTT, lead to nanoscale gas pores concentrated at the grain boundary,
… -compression asymmetry and the twinning anti-twinning asymmetry. More details and the …