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Crystal Plasticity-Based Spalling Damage Model for Ductile Metals 期刊论文
ACTA MECHANICA SOLIDA SINICA, 2023, 卷号: 36, 期号: 1, 页码: 76-85
作者:  Li C(李琛);  Wang HY(汪海英);  Dai LH(戴兰宏)
Adobe PDF(4800Kb)  |  收藏  |  浏览/下载:205/60  |  提交时间:2022/11/14
Spalling  Crystal plasticity  Microvoid nucleation and growth  Grain boundary  Finite element method  
Grain boundary diffusion and viscous flow governed mechanical relaxation in polycrystalline materials 期刊论文
SCIENCE CHINA-MATERIALS, 2022, 卷号: 65, 期号: 5, 页码: 1403-1412
作者:  Duan CC(段闯闯);  Wei YJ(魏宇杰)
Adobe PDF(2497Kb)  |  收藏  |  浏览/下载:157/29  |  提交时间:2022/10/23
grain boundary diffusion  viscous flow  internal friction spectrum  polycrystalline materials  Zener-Ke dissipation  
单晶Ni_(3)Al屈服强度尺寸和应变率综合效应的理论模型(英文) 期刊论文
Transactions of Nonferrous Metals Society of China, 2022, 页码: 15
作者:  张志伟;  蔡微;  王军;  杨荣;  肖攀;  柯孚久;  卢春生
Adobe PDF(936Kb)  |  收藏  |  浏览/下载:166/42  |  提交时间:2022/10/17
屈服强度  尺寸  应变率  单晶  Ni_(3)Al  
Nanomechanics of graphene 期刊论文
NATIONAL SCIENCE REVIEW, 2019, 卷号: 6, 期号: 2, 页码: 324-348
作者:  Wei YJ(魏宇杰);  Yang RG(杨荣贵)
浏览  |  Adobe PDF(1360Kb)  |  收藏  |  浏览/下载:301/75  |  提交时间:2019/12/02
graphene  strength  wrinkling  pentagon-heptagon rings  carbon honeycomb  
The stress-velocity relationship of twinning partial dislocations and the phonon-based physical interpretation 期刊论文
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2017, 卷号: 60, 期号: 11
作者:  Wei YJ(魏宇杰);  Peng SY(彭神佑);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mechan, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.;  Wei, YJ (reprint author), Univ Chinese Acad Sci, Sch Engn Sci, Beijing 100049, Peoples R China.
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Dislocation Mobility  Transverse And Longitudinal Phonons  Subsonic And Supersonic Velocity  Stress-velocity Relationship  Molecular Dynamics  
A new thermo-elasto-plasticity constitutive theory for polycrystalline metals 期刊论文
ACTA MECHANICA SINICA, 2015, 卷号: 31, 期号: 3, 页码: 338-348
作者:  Chen C(陈岑);  Tang QH(汤奇恒);  Wang ZQ(王自强)
浏览  |  Adobe PDF(1288Kb)  |  收藏  |  浏览/下载:356/151  |  提交时间:2015/09/22
Thermo-elasto-plasticity Constitutive Theory  Yield Stress  Hardening Behaviors  Finite Temperature  
A new thermo-elasto-plasticity constitutive equation for crystals 期刊论文
Science China-Physics Mechanics & Astronomy, 2015, 卷号: 58, 期号: 5, 页码: 54602
作者:  Chen C(陈岑);  Tang QH(汤奇恒);  Wang ZQ(王自强);  Wang, TC (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(666Kb)  |  收藏  |  浏览/下载:371/126  |  提交时间:2015/06/11
Thermo-elasto-plasticity Theory  Constitutive Equation  Interatomic Potential  Critical Resolved Shear Stress  Hardening  
SIZE EFFECTS OF ELASTIC MODULUS OF FCC METALS BASED ON THE CAUCHY-BORN RULE AND NANOPLATE MODELS 期刊论文
Acta Mechanica Solida Sinica, 2014, 卷号: 27, 期号: 2, 页码: 111-121
作者:  Liu JY(刘建云);  Song JR(宋晶如);  Wei YG(魏悦广);  Liu, JY (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
浏览  |  Adobe PDF(805Kb)  |  收藏  |  浏览/下载:739/203  |  提交时间:2014/07/03
Quasi-continuum Method  Cauchy-born Rule  Size Effect  Elastic Modulus  Fcc-metal  
Tunable band structures of polycrystalline graphene by external and mismatch strains 期刊论文
Acta Mechanica Sinica, 2012, 卷号: 28, 期号: 6, 页码: 1539-1544
作者:  Wu JT(吴江涛);  Shi XH(施兴华);  Wei YJ(魏宇杰);  Wei YJ(魏宇杰)
Adobe PDF(3407Kb)  |  收藏  |  浏览/下载:922/250  |  提交时间:2013/01/31
Graphene  Grain Boundary  Defects  Strain  Band Gap  
Effect of ion-beam assisted deposition on the film stresses of TiO2 and SiO2 and stress control 期刊论文
ACTA MECHANICA SINICA, 2012, 卷号: 28, 期号: 5, 页码: 1382-1388
作者:  Li YQ(李玉琼);  Wang HQ;  Wang WY;  Yu ZN;  Liu HS(刘河山);  Jin G(靳刚);  Jin, G
Adobe PDF(594Kb)  |  收藏  |  浏览/下载:729/206  |  提交时间:2013/01/18
Film Stress  Stress Controlling  Ion-beam Assisted Deposition  Hartmann-shack Sensor  Thin-films  Residual-stress