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Intrinsic tensile brittleness of tilted grain boundaries and its shear toughening 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2024, 卷号: 193, 页码: 16./通讯作者：Peng, Shenyou, Wei, Yujie
Authors:  Meng, Jia;  Peng, Shenyou;  Fang, Qihong;  Li, Jia;  Wei YJ(魏宇杰)
Favorite  |  View/Download：45/0  |  Submit date：2024/11/01
Grain boundary  Misorientation  Tensile brittleness  Shear toughening  Brittle-ductile transition  
An analytic solution for bending of multilayered structures with interlayer-slip 期刊论文
INTERNATIONAL JOURNAL OF MECHANICAL SCIENCES, 2024, 卷号: 282, 页码: 13./通讯作者：Peng, Shenyou, Wei, Yujie
Authors:  Peng, Shenyou;  Zhu, Zelin;  Wei YJ(魏宇杰)
Favorite  |  View/Download：54/0  |  Submit date：2024/10/08
Multilayered beam  Multilayered plate  Composite materials  Interlayer shear stiffness  Bending rigidity  
Beyond Orowan hardening: Mapping the four distinct mechanisms associated with dislocation-precipitate interaction 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2023, 卷号: 169, 页码: 103710./通讯作者：Fang, QH (corresponding author), Hunan Univ, Coll Mech & Vehicle Engn, Changsha 410082, Peoples R China., Wei, YJ (corresponding author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
Authors:  Peng, Shenyou;  Wang, Zhili;  Li, Jia;  Fang, Qihong;  Wei YJ(魏宇杰)
Adobe PDF(9904Kb)  |  Favorite  |  View/Download：161/32  |  Submit date：2023/09/26
Dislocation  Precipitate  Orowan hardening  Radiation-emission  Interface-nucleation  
Nanoscale precipitates as sustainable dislocation sources for enhanced ductility and high strength 期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2020, 卷号: 117, 期号: 10, 页码: 5204-5209./通讯作者：Wei, Yujie, Gao, Huajian
Authors:  Peng SY(彭神佑);  Wei YJ(魏宇杰);  Gao HJ(高华健)
Adobe PDF(1345Kb)  |  Favorite  |  View/Download：593/114  |  Submit date：2020/05/18
nanoscale precipitate  dislocation sources  ductility  strength  multiple-element alloy  
典型原子界面与粘接界面的力学行为 学位论文
博士论文，北京: 中国科学院大学, 2019
Authors:  彭神佑
Adobe PDF(5404Kb)  |  Favorite  |  View/Download：928/32  |  Submit date：2019/06/04
界面  位错  位错运动  位错速度  超声速位错  界面塑性  
Supersonic Screw Dislocations Gliding at the Shear Wave Speed 期刊论文
PHYSICAL REVIEW LETTERS, 2019, 卷号: 122, 期号: 4, 页码: 045501
Authors:  Peng SY(彭神佑);  Wei YJ(魏宇杰);  Jin ZH;  Yang W(杨卫)
View  |  Adobe PDF(1547Kb)  |  Favorite  |  View/Download：901/215  |  Submit date：2019/02/19
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：452/215  |  Submit date：2018/12/12
nanoscaled high-entropy alloys  nanodisturbances  phase transformations  atomic-scale unstable  
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
Authors:  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.
View  |  Adobe PDF(6735Kb)  |  Favorite  |  View/Download：449/131  |  Submit date：2017/12/18
Dislocation Mobility  Transverse And Longitudinal Phonons  Subsonic And Supersonic Velocity  Stress-velocity Relationship  Molecular Dynamics  
On the influence of interfacial properties to the bending rigidity of layered structures 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2016, 卷号: 92, 页码: 278-296
Authors:  Peng SY;  Wei YJ(魏宇杰);  Wei, YJ (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
View  |  Adobe PDF(2226Kb)  |  Favorite  |  View/Download：420/157  |  Submit date：2016/09/14
Bending Stiffness  Interface Sliding  Interfacial Crack  Multi-layered Composite  Bilayer Structures  
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