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A Method to Determine Material Length Scale Parameters in Elastic Strain Gradient Theory 期刊论文
JOURNAL OF APPLIED MECHANICS-TRANSACTIONS OF THE ASME, 2020, 卷号: 87, 期号: 3, 页码: 7
Authors:  Song JR(宋晶如);  Wei YG(魏悦广)
Favorite  |  View/Download:14/0  |  Submit date:2020/05/18
mechanical behavior  material length scale  strain gradient theory  Cauchy-Born rule  constitutive modeling of materials  
Mechanical behavior and size effect of the staggered bio-structure materials 期刊论文
MECHANICS OF MATERIALS, 2018, 卷号: 126, 页码: 47-56
Authors:  Ma HS(马寒松);  Wei YG(魏悦广);  Song JR(宋晶如);  Liang LH(梁立红);  Reprint Author: Ma HS and Wei YG
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Staggered Bio-structure  Trans-scale Model  Strain Gradient Theory  Effective Modulus  Shear-lag Model  
A trans-scale model for size effects and intergranular fracture in nanocrystalline and ultra-fine polycrystalline metals 期刊论文
COMPUTATIONAL MATERIALS SCIENCE, 2012, 卷号: 57, 页码: 2-7
Authors:  Wu B(吴波);  Liang LH(梁立红);  Ma HS(马寒松);  Wei YG(魏悦广);  Wei, YG;  Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Adobe PDF(802Kb)  |  Favorite  |  View/Download:542/169  |  Submit date:2013/01/18
Interface Energy Effect  Strain Gradient Effect  Intergranular Fracture  Nanocrystalline Metal  Cohesive Model  Strain Gradient Plasticity  Nanoindentation Test  Mechanical-behavior  Conventional Theory  Crack-growth  Deformation  Solids  Interface  Nickel  
Size effect in micro-scale cantilever beam bending 期刊论文
Acta Mechanica, 2011, 卷号: 219, 期号: 3-4, 页码: 291-307
Authors:  Chen SH(陈少华);  Feng B;  Chen, SH (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China
Adobe PDF(600Kb)  |  Favorite  |  View/Download:599/178  |  Submit date:2012/04/01
Strain-gradient Plasticity  Metal-matrix Composites  Length Scale Parameter  Couple Stress Theory  Mechanical-properties  Crystal Plasticity  Single-crystals  Lower-order  Thin-films  Indentation Hardness  
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
Adobe PDF(1996Kb)  |  Favorite  |  View/Download:667/162  |  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  
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)  |  Favorite  |  View/Download:888/220  |  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  
New Strain Gradient Theory And Analysis 期刊论文
Acta Mechanica Solida Sinica, 2009, 卷号: 22, 期号: 1, 页码: 45-52
Authors:  Yi DK(易大可);  Wang ZQ(王自强);  Chen SH(陈少华);  Wang TC
Adobe PDF(315Kb)  |  Favorite  |  View/Download:540/84  |  Submit date:2009/08/03
Non-local Model  Micro-indentation  Strain Gradient Theory  Size Effect  Plasticity  Crack  
Interface cracking and particulate size effect in particle-reinforced metal-matrix composites 会议论文
7th International Conference on Fracture and Strength of Solids, Urumqi, PEOPLES R CHINA, AUG 27-29, 2007
Authors:  Wei YG(魏悦广);  Li TP(李铁萍);  Xie HO(谢海鸥);  Wei YG
Adobe PDF(294Kb)  |  Favorite  |  View/Download:526/108  |  Submit date:2009/07/23
Size Effect  Strain Gradient Plasticity Theory  Particle-reinforced Composite  Interface Cracking  Strain Gradient Plasticity  Flow  
Simulations of Mechanical Behavior of Polycrystalline Copper with Nano-Twins 期刊论文
Acta Mechanica Solida Sinica, 2008, 页码: 189-197
Authors:  Wu B(吴波);  Wei YG(魏悦广)
Adobe PDF(474Kb)  |  Favorite  |  View/Download:594/110  |  Submit date:2009/08/03
Nanocrystalline Twinned Copper  Mechanical Behavior  Cohesive Model  Finite Element Simulation  Strain-gradient Plasticity  Conventional Theory  Rate Sensitivity  Nanocrystalline Nickel  Ultrahigh-strength  Crystal Plasticity  Fracture  Metals  Interface  Solids  
Analysis of micro-indentation problem of a soft film on a hard substrate 会议论文
International Conference on Heterogeneous Material Mechanics (ICHMM), Huangshan, PEOPLES R CHINA, JUN 03-08, 2008
Authors:  Yi DK;  Wang ZQ(王自强)
Adobe PDF(341Kb)  |  Favorite  |  View/Download:569/65  |  Submit date:2009/07/23
Strain Gradient Theory  Size Effect  Soft Film  Hard Substrate  Plasticity