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Knowledge Management System of Institue of Mechanics, CAS
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魏宇杰 [4]
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Nanoscale precipitates as sustainable dislocation sources for enhanced ductility and high strength
期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 卷号: 117, 期号: 10, 页码: 5204-5209
Authors:
Peng SY(彭神佑)
;
Wei YJ(魏宇杰)
;
Gao HJ(高华健)
Adobe PDF(1345Kb)
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Submit date:2020/05/18
nanoscale precipitate
dislocation sources
ductility
strength
multiple-element alloy
Twin boundary spacing-dependent friction in nanotwinned copper
期刊论文
PHYSICAL REVIEW B, 2012, 卷号: 85, 期号: 5, 页码: 054109
Authors:
Zhang JJ
;
Wei YJ(魏宇杰)
;
Sun T
;
Hartmaier A
;
Yan YD
;
Li XD
;
Zhang, JJ
;
Harbin Insitute Technol, Ctr Precis Engn, Harbin 150001, Peoples R China.
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Submit date:2013/01/18
Ultrahigh-strength
Molecular-dynamics
Maximum Strength
Rate Sensitivity
Metals
Ductility
Deformation
Mechanisms
Nanoscale
Scale
The kinetics and energetics of dislocation mediated de-twinning in nano-twinned face-centered cubic metals
期刊论文
Materials Science and Engineering A-Structural Materials Properties Microstructure and Processing, 2011, 卷号: 528, 期号: 3, 页码: 1558-1566
Authors:
Wei YJ(魏宇杰)
;
Wei, YJ (reprint author), Chinese Acad Sci, State Key Lab Nonlinear Mech, Inst Mech, Bei Si Huan Xi Rd 15, Beijing 100190, Peoples R China
Adobe PDF(1356Kb)
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Submit date:2012/04/01
De-twinning
Twinning
Nano-twinned Polycrystalline
Strength Softening
Strain-rate Sensitivity
Molecular-dynamics Simulation
Nanocrystalline Fcc Metals
Embedded-atom-method
Nanoscale Twins
Mechanical-behavior
Nanotwinned Copper
Deformation Mechanisms
Nanostructured Metals
Plastic-deformation
Scaling of maximum strength with grain size in nanotwinned fcc metals
期刊论文
Physical Review B, 2011, 卷号: 83, 期号: 13, 页码: 132104
Authors:
Wei YJ(魏宇杰)
;
Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China
Adobe PDF(346Kb)
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Submit date:2012/04/01
Nanocrystalline Materials
Deformation Mechanisms
Boundary Diffusion
Rate Sensitivity
Nanoscale
Copper
Accommodation
Strain
Twins