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Smaller critical size and enhanced strength by nano-laminated structure in nickel
期刊论文
Computational Materials Science, 2015, 卷号: 110, 页码: 83-90
作者:
Wang W
;
Yuan FP(袁福平)
;
Wu XL(武晓雷)
;
Yuan, FP (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
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浏览/下载:311/113
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提交时间:2016/01/07
Molecular Dynamics
Dislocations
Grain Boundaries
Laminated Structure
Equiaxed Grain Structure
A coupling crack blunting mechanism in nanocrystalline materials by nano-grain rotation and shear-coupled migration of grain boundaries
期刊论文
Materials Letters, 2014, 卷号: 137, 页码: 218-220
作者:
Li JJ(李建军)
;
Su AJ(苏爱嘉)
;
Chen SH(陈少华)
;
Li, JJ (reprint author), Northwestern Polytech Univ, Sch Mech Civil Engn & Architecture, Dept Engn Mech, Xian 710129, Shanxi, Peoples R China.
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浏览/下载:400/109
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提交时间:2015/01/04
Nanocrystalline Materials
Simulation And Modelling
Nano-grain Rotation
Shear-coupled Migration Of Grain Boundaries
Cracks
Dislocation Emission
Strong crack blunting by shear-coupled migration of grain boundaries in nanocrystalline materials
期刊论文
Scripta Materialia, 2014, 卷号: 84-85, 页码: 51-54
作者:
Li JJ(李建军)
;
Chen SH(陈少华)
;
Wu XL(武晓雷)
;
Soh AK
;
Li, JJ (reprint author), Northwestern Polytech Univ, Sch Mech Civil Engn & Architecture, Dept Engn Mech, Xian, Shanxi, Peoples R China.
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浏览/下载:761/203
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提交时间:2014/09/02
Nanocrystalline Materials
Shear-coupled Migration Of Grain Boundaries
Cracks
Dislocation Emission
Toughening Mechanism
On nanograin rotation by dislocation climb in nanocrystalline materials
期刊论文
SCRIPTA MATERIALIA, 2014, 卷号: 78-79, 页码: 5-8
作者:
Li JJ(李建军)
;
Soh, AK
;
Wu XL(武晓雷)
;
Li, JJ (reprint author), Northwestern Polytech Univ, Sch Mech Civil Engn & Architecture, Dept Engn Mech, Xian, Shanxi, Peoples R China.
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浏览/下载:807/211
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提交时间:2014/06/05
Nanograin Rotation
Dislocation Climb
Shear-coupled Migration Of Grain Boundaries
Nanograin Growth
Strength And Ductility
Enhancing dislocation emission in nanocrystalline materials through shear-coupled migration of grain boundaries
期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2014, 卷号: 601, 页码: 153-158
作者:
Li JJ(李建军)
;
Soh, AK
;
Wu XL(武晓雷)
;
Li, JJ (reprint author), Northwestern Polytech Univ, Sch Mech Civil Engn & Architecture, Dept Engn Mech, Xian 710072, Shanxi, Peoples R China.
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浏览/下载:762/174
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提交时间:2014/06/05
Nanocrystalline Materials
Dislocations
Shear-coupled Migration Of Grain Boundaries
Strength And Ductility
Cooperative toughening mechanism of nanocrystalline materials by grain rotation and shear-coupled migration of grain boundaries
期刊论文
MATERIALS LETTERS, 2014, 卷号: 121, 页码: 174-176
作者:
Li JJ(李建军)
;
Chen SH(陈少华)
;
Li, JJ (reprint author), Northwestern Polytech Univ, Sch Mech Civil Engn & Architecture, Dept Engn Mech, Xian 710072, Shanxi, Peoples R China.
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浏览/下载:554/200
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提交时间:2014/06/05
Nanocrystalline Materials
Simulation And Modeling
Toughening Mechanism
Grain Rotation
Shear-coupled Migration Of Grain Boundaries
Stress Intensity Factor
Grain size effect on deformation twinning and detwinning
期刊论文
JOURNAL OF MATERIALS SCIENCE, 2013, 卷号: 48, 期号: 13, 页码: 4467-4475
作者:
Zhu YT
;
Liao XZ
;
Wu XL(武晓雷)
;
Narayan J
;
Zhu, YT (reprint author), N Carolina State Univ, Dept Mat Sci & Engn, Box 7907, Raleigh, NC 27695 USA.
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浏览/下载:1278/442
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提交时间:2013/05/14
Deformation Mechanism
Deformation Twinning
Detwinning
Grain Size
Grain Size Effect
Grain Boundaries
Fcc Metals
Coarse-grained
Nanocrystallines
Optimum Grain-size
Twin Boundaries
Size effects of primary/secondary twins on the atomistic deformation mechanisms in hierarchically nanotwinned metals
期刊论文
JOURNAL OF APPLIED PHYSICS, 2013, 卷号: 113, 期号: 20, 页码: 203516/1-203516/6
作者:
Yuan FP(袁福平)
;
Wu XL(武晓雷)
;
Yuan, FP(reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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浏览/下载:872/244
  |  
提交时间:2013/06/14
Copper
Dislocations
Grain Size
Hardening
Molecular Dynamics Method
Plastic Flow
Size Effect
Softening
Twin Boundaries
Twinning
Yield Stress
The nature of strength enhancement and weakening by pentagon-heptagon defects in graphene
期刊论文
Nature Materials, 2012, 卷号: 11, 期号: 9, 页码: 759-763
作者:
Wei YJ(魏宇杰)
;
Wu JT(吴江涛)
;
Yin HQ(尹汗青)
;
Shi XH(施兴华)
;
Yang RG
;
Dresselhaus M
;
Wei, YJ
;
Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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浏览/下载:2548/852
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提交时间:2012/12/31
Chemical-vapor-deposition
Grain-boundaries
Large-area
Films
Field
A micromechanical model for deformation behavior of nanocrystalline copper
会议论文
2010 International Conference on Advances in Materials and Manufacturing Processes, ICAMMP 2010, Shenzhen, China, NOV 06-08, 2010
作者:
Lan JX(兰姣霞)
;
Wu YZ(吴永中)
;
Hong YS(洪友士)
;
Lan JX
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Adobe PDF(353Kb)
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浏览/下载:549/132
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提交时间:2013/02/26
Algorithms
Copper
Deformation
Grain Boundaries
Grain Size And Shape
Materials
Micromechanics
Molecular Dynamics
Strain Energy
Deformation Behavior
Deformation Mechanism
Developed Model
Experimental Values
Grain Shapes
Grain Size
Internal Variable Theory
Iteration Algorithms
Micromechanical Model
Molecular Dynamics Simulations
Nanocrystalline Copper
Nanocrystallines
Pure Copper
Statistical Distribution
Stress Strain Relation
Uniaxial Tensions