Mapping pure plastic strains against locally applied stress: Revealing toughening plasticity

TEJ Edwards, X Maeder, J Ast, L Berger, J Michler - Science Advances, 2022 - science.org
The deformation of all materials can be separated into elastic and plastic parts. Measuring
the purely plastic component is complex but crucial to fully characterize, understand, and …

Twinning dynamics in nanoscale body-centered cubic tungsten

X Li, Q Zeng, J Wang - Scripta Materialia, 2022 - Elsevier
The non-planar core structure of screw dislocations in body-centered cubic (BCC) metals
strongly influences its twinning dynamics, resulting in a minimum embryo size of six-layers …

[HTML][HTML] Deformation and failure by weaving dislocation networks in body-centered-cubic tungsten

H Cao, W Lu, M Yi, S Wang - Materials & Design, 2022 - Elsevier
Dislocation is the primary carrier for accommodating plastic deformation in metals. It is
generally envisaged that metals with low initial dislocation density have high strain-to-failure …

一维单体纳米材料弹塑性变形机理的原位研究进展.

侯京朋, 仇克亮, 岳永海 - Journal of Materials Engineering …, 2022 - search.ebscohost.com
近年来, 随着研究技术手段的发展, 纳米线表现出了大量具有潜在应用价值的新现象.
清晰描绘纳米线结构与力学性能的构效关系对纳米器件的设计, 服役以及性能优化具有重要的 …