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A new finite element level set reinitialization method based on the shifted boundary method 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2021, 卷号: 438, 页码: 110360
Authors:  Xue, Tianju;  Sun, WaiChing;  Adriaenssens, Sigrid;  Wei YJ(魏宇杰);  Liu CQ(刘传奇)
Adobe PDF(1807Kb)  |  Favorite  |  View/Download：124/42  |  Submit date：2022/10/25
Level set  Reinitialization  Shift boundary method  
Roughening for Strengthening and Toughening in Monolayer Carbon Based Composites 期刊论文
NANO LETTERS, 2021, 卷号: 21, 期号: 11, 页码: 4823-4829
Authors:  Xie WH(谢文慧);  Wei YJ(魏宇杰)
Adobe PDF(11471Kb)  |  Favorite  |  View/Download：148/66  |  Submit date：2022/10/25
Monolayer amorphous carbon  Graphene  Roughening Toughness  Strength  
Defects guided wrinkling in graphene on copper substrate 期刊论文
CARBON, 2019, 卷号: 143, 页码: 736-742
Authors:  Pang ZQ(庞振乾);  Deng B;  Liu ZF;  Peng HL;  Wei YJ(魏宇杰)
View  |  Adobe PDF(6991Kb)  |  Favorite  |  View/Download：369/130  |  Submit date：2019/04/11
Wrinkling  Graphene  Grain boundary  Stone-wales defects  Binding energy  
Nanomechanics of graphene 期刊论文
NATIONAL SCIENCE REVIEW, 2019, 卷号: 6, 期号: 2, 页码: 324-348
Authors:  Wei YJ(魏宇杰);  Yang RG(杨荣贵)
View  |  Adobe PDF(1360Kb)  |  Favorite  |  View/Download：305/76  |  Submit date：2019/12/02
graphene  strength  wrinkling  pentagon-heptagon rings  carbon honeycomb  
Unconventional Deformation Behaviours of Nanoscaled High-Entropy Alloys 期刊论文
ENTROPY, 2018, 卷号: 20, 期号: 10, 页码: Ar-778
Authors:  Bu YQ;  Peng SY(彭神佑);  Wu SW;  Wei YJ(魏宇杰);  Wang G;  Liu JB;  Wang HT(王洪涛)
View  |  Adobe PDF(1289Kb)  |  Favorite  |  View/Download：364/164  |  Submit date：2018/12/12
nanoscaled high-entropy alloys  nanodisturbances  phase transformations  atomic-scale unstable  
Cryogenic temperature toughening and strengthening due to gradient phase structure 期刊论文
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 2018, 卷号: 712, 页码: 358-364
Authors:  Ma ZW;  Ren Y;  Li RG;  Wang YD;  Zhou LL;  Wu XL(武晓雷);  Wei YJ(魏宇杰);  Gao HJ(高华健)
View  |  Adobe PDF(3142Kb)  |  Favorite  |  View/Download：467/132  |  Submit date：2018/10/30
Cryogenic  Toughening  Strengthening  Gradient  Synchrotron high-energy X-ray diffraction  
Optimal stress and deformation partition in gradient materials for better strength and tensile ductility: A numerical investigation 期刊论文
SCIENTIFIC REPORTS, 2017, 卷号: 7
Authors:  Wang, Yao;  Yang, Guangxue;  Wang, Wenjing;  Wang, Xi;  Li, Qiang;  Wei YJ(魏宇杰);  Li, Q (reprint author), Beijing Jiaotong Univ, Minist Educ, Key Lab Vehicle Adv Mfg Measuring & Control Techn, Beijing 100044, Peoples R China.;  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(3669Kb)  |  Favorite  |  View/Download：353/104  |  Submit date：2017/11/29
A molecular dynamics study of bond exchange reactions in covalent adaptable networks 期刊论文
SOFT MATTER, 2015, 卷号: 11, 期号: 31, 页码: 6305-6317
Authors:  Yang H;  Yu K;  Mu XM;  Shi XH(施兴华);  Wei YJ(魏宇杰);  Guo YF;  Qi HJ;  Qi, HJ (reprint author), Georgia Inst Technol, George W Woodruff Sch Mech Engn, Atlanta, GA 30332 USA.
View  |  Adobe PDF(4834Kb)  |  Favorite  |  View/Download：497/217  |  Submit date：2015/09/22
Mechanisms of anisotropic friction in nanotwinned Cu revealed by atomistic simulations 期刊论文
MODELLING AND SIMULATION IN MATERIALS SCIENCE AND ENGINEERING, 2013, 卷号: 21, 期号: 6, 页码: 065001/1-065001/16
Authors:  Zhang JJ;  Hartmaier A;  Wei YJ(魏宇杰);  Yan YD;  Sun T;  Zhang, JJ (reprint author), Harbin Inst Technol, Ctr Precis Engn, POB 413, Harbin 150001, Peoples R China.
Adobe PDF(3658Kb)  |  Favorite  |  View/Download：769/281  |  Submit date：2013/09/27
Anisotropy  Deformation  Friction  Molecular Dynamics  Anisotropic Frictional Response  Crystallographic Orientations  Deformation Mechanism  Localized Deformations  Microstructural Changes  Twin-boundary Migrations  Twin-boundary Orientation  
Grain misorientation and grain-boundary rotation dependent mechanical properties in polycrystalline graphene 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2013, 卷号: 61, 期号: 6, 页码: 1421-1432
Authors:  Wu JT(吴江涛);  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China
Adobe PDF(3103Kb)  |  Favorite  |  View/Download：1862/805  |  Submit date：2013/03/06
Polycrystalline Graphene  Grain Misorientation  Grain Boundary Rotation  Disclination  Density Functional Theory Calculation