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Knowledge Management System of Institue of Mechanics, CAS
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纳米金属材料的界面力学行为研究
期刊论文
金属学报, 2014, 卷号: 50, 期号: 2, 页码: 183-190
Authors:
魏宇杰
;
Wei, YJ(reprint author) Chinese Acad Sci, LNM, Inst Mech, Beijing 100190, Peoples R China
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View/Download:579/190
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Submit date:2014/11/05
纳米晶体
晶界/孪晶界
强度/塑性
力学模型
Formation sequences and roles of multiple deformation twins during the plastic deformation in nanocrystalline fcc metals
期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2013, 卷号: 580, 页码: 58-65
Authors:
Yuan FP(袁福平)
;
Wu XL(武晓雷)
;
Yuan, FP (reprint author), Chinese Acad Sci, State Key Lab Nonlinear Mech, Inst Mech, 15,North 4th Ring,West Rd, Beijing 100190, Peoples R China.
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Submit date:2013/09/09
Nanocrystalline Metals
Multiple Twins
Molecular Dynamics Simulation
Plastic Deformation
Towards more uniform deformation in metallic glasses: The role of Poisson's ratio
期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2013, 卷号: 560, 页码: 510-517
Authors:
Wei YJ(魏宇杰)
;
Lei XQ(雷现奇)
;
Huo LS
;
Wang WH
;
Greer AL
;
Wei, YJ (reprint author), Chinese Acad Sci, LNM, Inst Mech, State Key Lab Nonlinear Mech, Bei Si Huan Xi Rd 15, Beijing 100190, Peoples R China.
Adobe PDF(862Kb)
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Submit date:2013/03/07
Bending Test
Metallic Glasses
Micromechanical Modelling
Plastic Deformation
Shear Bands
How does the initial free volume distribution affect shear band formation in metallic glass?
期刊论文
Science China-Physics Mechanics & Astronomy, 2011, 卷号: 54, 期号: 8, 页码: 1488-1494
Authors:
Chen Y(陈艳)
;
Jiang MQ(蒋敏强)
;
Dai LH(戴兰宏)
;
Dai, LH (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China
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Submit date:2012/04/01
Metallic Glass
Free Volume
Shear Band
Yield Strength
Inhomogeneous Deformation
Mechanical-properties
Amorphous-alloys
Room-temperature
Plasticity
Ductility
Behavior
Flow
Bmgs
Prediction of the initial thickness of shear band localization based on a reduced strain gradient theory
期刊论文
International Journal of Solids and Structures, 2011, 卷号: 48, 期号: 21, 页码: 3099-3111
Authors:
Chen SH(陈少华)
;
Feng B(冯彪)
;
Wei YG(魏悦广)
;
Wang ZQ(王自强)
;
Chen, SH (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China
Adobe PDF(916Kb)
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Submit date:2012/04/01
Shear Band Localization
Thickness
Tilt Angle
Strain Gradient Theory
Metal-matrix Composites
Single-crystals
Couple Stress
Mechanical-properties
Indentation Hardness
Deformation-theory
Plasticity
Substrate
Nanoindentation
Elasticity
A micromechanics-based strain gradient damage model for fracture prediction of brittle materials - Part II: Damage modeling and numerical simulations
期刊论文
International Journal of Solids and Structures, 2011, 卷号: 48, 期号: 24, 页码: 3346-3358
Authors:
Li J
;
Pham T
;
Abdelmoula R
;
Song F(宋凡)
;
Jiang CP(蒋持平)
;
Li, J (reprint author), Univ Paris 13, LSPM, Inst Galilee, CNRS UPR 3407, 99 Ave Jean Baptiste Clement, F-93430 Villetaneuse, France
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Submit date:2012/04/01
Strain Gradient Theory
Damage
Fracture
Microcracks
Brittle Materials
Size Effect
Dynamic Fracture
Crack-growth
Plasticity
Stress
Localization
Formulation
Criterion
Toughness
Continuum
Elements
Anisotropic size effect in strength in coherent nanowires with tilted twins
期刊论文
Physical Review B, 2011, 卷号: 84, 期号: 1, 页码: 14107
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(520Kb)
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Submit date:2012/04/01
Single-crystal
Mechanical-properties
Molecular-dynamics
Maximum Strength
Gold Nanowires
Deformation
Metals
Copper
Microcompression
Plasticity
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