Nanostructured metals are usually strong because the ultrahigh density of internal boundaries restricts the mean free path of dislocations. Usually, they are also more brittle …
KX Chen, LY Gao, Z Li, R Sun, ZQ Liu - Materials, 2023 - mdpi.com
Copper is the most common interconnecting material in the field of microelectronic packaging, which is widely used in advanced electronic packaging technologies. However …
The effect of thermo-mechanical processing on the evolution of microstructure and mechanical properties was investigated in an AlCoCrFeNi 2.1 high entropy alloy. For this …
Q Pan, H Zhou, Q Lu, H Gao, L Lu - Nature, 2017 - nature.com
Nearly 90 per cent of service failures of metallic components and structures are caused by fatigue at cyclic stress amplitudes much lower than the tensile strength of the materials …
D Jang, X Li, H Gao, JR Greer - Nature nanotechnology, 2012 - nature.com
Nanotwinned metals are attractive in many applications because they simultaneously demonstrate high strength and high ductility, characteristics that are usually thought to be …
T Zhu, H Gao - Scripta Materialia, 2012 - Elsevier
An overview is given of the deformation mechanisms in nanotwinned copper, as studied by recent molecular dynamics, dislocation mechanics and crystal plasticity modeling. We …
To understand the underlying mechanisms that control the mechanical properties of nanostructured metals, an insight into the role of the grain boundary in dislocation-driven …
ZS You, L Lu, K Lu - Acta Materialia, 2011 - Elsevier
By means of direct current electrodeposition nanoscale twins confined within microsized columnar grains of bulk Cu samples have been synthesized which are preferentially …
A high-resolution electron backscatter diffraction technique was applied to quantify grain- structure development and texture evolution during/after cryogenic rolling of pure copper …