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浏览/检索结果:
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语种:英语
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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:312/114
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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:808/211
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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:764/175
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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:555/200
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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:1280/442
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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
Surface features of Zr-based and Ti-based metallic glasses by ion irradiation
会议论文
17th International Conference on Surface Modification of Materials by Ion Beams (SMMIB), Harbin, PEOPLES R CHINA, SEP 13-17, 2011
作者:
Hu Z(胡铮)
;
Zhao ZQ
;
Wu YD
;
Lu T(卢通)
;
Xing JS(邢建硕)
;
Wei BC(魏炳忱)
;
Zhao, ZQ (reprint author), Peking Univ, Sch Phys, State Key Lab Nucl Phys & Technol, Inst Heavy Ion Phys, Beijing 100871, Peoples R China.
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浏览/下载:1960/793
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提交时间:2013/02/26
Metallic Glasses
Ion irradiatIon
Surface Features
Irradiation Damage
Amorphous Solids
Plastic-flow
Bombardment
Impacts
Alloys
Damage
Model
Gold
Grain Boundaries
Ion Bombardment
Irradiation
Radiation
Surfaces
Zirconium
Bulk Metallic Glass
Crystalline Structure
Damage Morphology
Disordered Structures
Fluences
Formation Mechanism
High Strength
Ions Irradiation
Irradiated Surface
Irradiation Damage
Irradiation Effect
Micrometer Scale
Structural Transitions
Superior Resistance
Microstructure and mechanical properties at different length scales and strain rates of nanocrystalline tantalum produced by high-pressure torsion
期刊论文
Acta Materialia, 2011, 卷号: 59, 期号: 6, 页码: 2423-2436
作者:
Wei Q
;
Pan ZL
;
Wu XL(武晓雷)
;
Schuster BE
;
Kecskes LJ
;
Valiev RZ
;
Wei, Q (reprint author), Univ N Carolina, Dept Mech Engn & Engn Sci, 9201 Univ City Blvd, Charlotte, NC 28223 USA
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浏览/下载:905/342
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提交时间:2012/04/01
Nanocrystalline
Tantalum
Microstructure
Mechanical Properties
Adiabatic Shear Band
Centered-cubic Metals
Severe Plastic-deformation
Nonequilibrium Grain-boundaries
Hall-petch Behavior
Tensile Behavior
Rate Sensitivity
Ultrafine Grain
Shear Bands
Uniaxial Compression
Screw Dislocations