IMECH-IR

Browse/Search Results:  1-10 of 13 Help

Selected(0)Clear Items/Page:    Sort:
A Trans-scale Shear-lag Model for Characterizing the Size Effect and Viscoelasticity of Staggered Shells 期刊论文
ACTA MECHANICA SOLIDA SINICA, 2025, 页码: 15./通讯作者:Wei, Yueguang
Authors:  Lin, Zhongya;  Ding, Kuanjie;  Ma HS(马寒松);  Wei, Yueguang
Favorite  |  View/Download:208/0  |  Submit date:2025/02/24
Staggered structure  Strain gradient viscoelasticity  Shear-lag model  Strengthening-softening effect  
Multi-scale indentation model of stiff film-compliant substrate structures 期刊论文
APPLIED MATHEMATICAL MODELLING, 2023, 卷号: 119, 页码: 566-585./通讯作者:Wei, YG
Authors:  Liu, Yanwei;  Ma HS(马寒松);  Long, Hao;  Wei, Shiyuan;  Zhang, Siyuan;  Wei, Yueguang
Adobe PDF(3710Kb)  |  Favorite  |  View/Download:164/27  |  Submit date:2023/06/15
Multi -scale indentation model  Stiff film -compliant substrate structures  Strain gradient theory  Surface elastic model  Size effect  
Couple effect of surface energy and strain gradient on the mechanical behaviors of the biological staggered composites 期刊论文
COMPOSITE STRUCTURES, 2021, 卷号: 271, 页码: 114133./通讯作者:Wei, YG (corresponding author), Peking Univ, Coll Engn, Dept Mech & Engn Sci, BIC ESAT, Beijing 100871, Peoples R China.
Authors:  Liu, Yanwei;  Ma HS(马寒松);  Long, Hao;  Wei, Yueguang
Adobe PDF(2497Kb)  |  Favorite  |  View/Download:242/76  |  Submit date:2022/10/25
Biological staggered composites  Strain gradient  Surface energy  Trans-scale shear-lag model  Size effect  
Anomalous size effect in micron-scale CoCrNi medium-entropy alloy wire 期刊论文
SCRIPTA MATERIALIA, 2021, 卷号: 199, 页码: 6./通讯作者:Chen, Yan, Dai, Lan-Hong
Authors:  Chen JX(陈金玺);  Chen Y(陈艳);  Liu JP(刘俊鹏);  Liu TW(刘天威);  Dai LH(戴兰宏)
Adobe PDF(3585Kb)  |  Favorite  |  View/Download:623/160  |  Submit date:2021/05/31
Medium-entropy alloy wire  Size effect  Strain gradient  Multiple deformation twins  
A size-dependent model for predicting the mechanical behaviors of adhesively bonded layered structures based on strain gradient elasticity 期刊论文
INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES, 2021, 卷号: 198, 页码: 15./通讯作者:Wei, Yueguang
Authors:  Long, Hao;  Ma HS(马寒松);  Wei, Yueguang;  Liu, Yanwei
Adobe PDF(3199Kb)  |  Favorite  |  View/Download:441/122  |  Submit date:2021/06/21
Size effect  Adhesive layer  Interface  Strain gradient  Layered structure  
The coupling effect of size and damage in micro-scale metallic materials 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2017, 卷号: 95, 页码: 251-263
Authors:  Ban HX;  Yao Y(姚寅);  Chen SH(陈少华);  Fang DN;  Chen, SH (reprint author), Beijing Inst Technol, Inst Adv Struct Technol, Beijing 100081, Peoples R China.;  Chen, SH (reprint author), Beijing Inst Technol, Beijing Key Lab Lightweight Multifunct Composite, Beijing 100081, Peoples R China.
View  |  Adobe PDF(649Kb)  |  Favorite  |  View/Download:532/234  |  Submit date:2017/07/24
Micro-scale Material  Strain Gradient  Size Effect  Damage Effect  Intrinsic Length Scale  
Effect of size on mechanical behavior of Au pillars by molecular dynamics study 期刊论文
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2012, 卷号: 55, 期号: 6, 页码: 1111-1117
Authors:  Tang QH(汤奇恒);  Tang, QH;  Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China.
Adobe PDF(697Kb)  |  Favorite  |  View/Download:839/263  |  Submit date:2013/01/18
Molecular Dynamics Simulation  Size Effect  Dislocation  Compression  Strain Gradient Plasticity  Atomistic Simulation  Metallic Nanowires  Single-crystals  Fcc Metals  Deformation  Scale  Gold  Dependence  Strength  
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:808/293  |  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  
A KIND OF PHYSICS INTERPRETATIONS OF MATERIAL LENGTH SCALES 会议论文
3rd International Conference on Heterogeneous Material Mechanics (ICHMM 2011), Shanghai, PEOPLES R CHINA, MAY 22-26, 2011
Authors:  Song JR(宋晶如);  Liu JY(刘建云);  Wei YG(魏悦广);  Song, JR (reprint author), Chinese Acad Sci, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China
Adobe PDF(261Kb)  |  Favorite  |  View/Download:1160/184  |  Submit date:2012/04/01
Mechanical Behavior  Length Scale  Surface Effect  Strain Gradient Effect  Cauchy-born Rule  Strain Gradient Plasticity  Mechanical-behavior  Micron Scale  Size  Nanowires  Fracture  Energy  State  Model  
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:982/269  |  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