BICRYSTAL

作品数：15被引量：21H指数：3
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相关期刊：《Science China(Physics,Mechanics & Astronomy)》《Journal of Materials Science & Technology》《Journal of Magnesium and Alloys》《Chinese Physics B》更多>>
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Deformation behaviour of magnesium bicrystals with symmetrical 90°<1120>tilt grain boundaries analysed by large area EBSD mapping
《Journal of Magnesium and Alloys》2023年第5期1556-1566,共11页Kevin Bissa Talal Al-Samman Dmitri A.Molodov 
The authors express their gratitude to the Deutsche Forschungsgemeinschaft(DFG)for financial support(MO 848/18-2)。
Grain boundaries play a significant role in the deformation of polycrystals.Their response to deformation is however not completely understood,particularly with respect to how they accommodate lattice rotation of adjo...
关键词：Panorama EBSD Plain strain compression Lattice rotation Magnesium bicrystal Anomalous twins 
Fatigue crack propagation across grain boundary of Al-Cu-Mg bicrystal based on crystal plasticity XFEM and cohesive zone model
《Journal of Materials Science & Technology》2022年第31期275-287,共13页Qi Zhao Magd Abdel Wahab Yong Ling Zhiyi Liu 
supported by the National Natural Science Foun-dation of China(51901073).Qi Zhao was Visiting Scholar to the Soete Laboratory at Ghent University and supported by China Scholarship Council when this work is done.The authors wish to express their gratitude to Van Lang University,Vietnam for finan-cial support for this research.
In this paper,a methodology integrating crystal plasticity(CP),the eXtended finite element method(XFEM)and the cohesive zone model(CZM)is developed for an Al-Cu-Mg alloy to predict fatigue crack propagation(FCP)across...
关键词：Grain boundary Twist angle Crystal plasticity Extended finite element method Fatigue crack propagation Cumulative plastic strain 
Chemical structure of grain-boundary layer in SrTiO_3 and its segregation-induced transition: A continuum interface approach被引量：3
《Chinese Physics B》2018年第6期3-12,共10页Hui Gu 
supported by the National Natural Science Foundation of China(Grant No.51532006);the Fund from Shanghai Municipal Science and Technology Commission(Grant No.16DZ2260600);the 111 Project of the Ministry of Education;the Fund from the National Bureau of Foreign Experts(Project No.D16002)
Grain-boundary（GB） structures are commonly imaged as discrete atomic columns, yet the chemical modifications are gradual and extend into the adjacent lattices, notably the space charge, hence the two-dimensional def...
关键词：space charge layer strontium titanate bicrystal spatially-resolved electron energy-loss spec- troscopy interfacial transition 
Deformation behaviors of Cu bicrystals with an inclined twin boundary at multiple scales被引量：6
《Journal of Materials Science & Technology》2017年第7期698-702,共5页L.L.Li Z.J.Zhang P.Zhang J.Tan J.B.Yang Z.F.Zhang 
supported by the National Natural Science Foundation of China (NSFC) under grant Nos. 51171194, 51501197, 51571198, 51471170;the IMR SYNL-T.S. Kê Research Fellowship
Cu bicrystals of different sizes with a sole twin boundary（TB） inclined at 45？with respect to the loading direction were deformed under unidirectional and cyclic loading, respectively. It is found that the slip ba...
关键词：Bicrystal Micropillar Twin boundary Schmid factors Size effect 
Rapid growth of angle-confined large-domain graphene bicrystals
《Nano Research》2017年第4期1189-1199,共11页Huaying Ren Huan Wang Li Lin Miao Tang Shuli Zhao Bing Deng Manish Kumar Priydarshi Jincan Zhang Hailin Peng Zhongfan Liu 
Acknowledgements We acknowledge financial support from the National Natural Science Foundation of China （Nos. 21173004, 51520105003, 51432002, 21222303 and 51362029） and the National Basic Research Program of China （Nos. 2014CB932500, 2013CB932603, 2012CB933404, 2011CB933003, and 2011CB921904）, the National Program for Support of Top-Notch Young Professionals, and Beijing Municipal Science ＆ Technology Commission （No. Z161100002116002）.
In the chemical vapor deposition growth of large-area graphene polycrystalline thin films, the coalescence of randomly oriented graphene domains results in a high density of uncertain grain boundaries （GBs）. The str...
关键词：GRAPHENE BICRYSTAL chemical vapor deposition surface engineering grain boundary heating device 
Critical current density behaviors across a grain boundary inclined to current with different angles in YBa2Cu3O7-δ bicrystal junctions
《Chinese Physics B》2016年第6期500-503,共4页花涛 许伟伟 吉争鸣 郭大元 王青云 马湘蓉 梁瑞宇 
Project supported by the National Natural Science Foundation of China(Grant Nos.61501222,61371036,and 61571219);the School Scientific Research Fund of Nanjing Institute of Technology,China(Grant Nos.YKJ201418)
The critical current density behaviors across a bicrystal grain boundary（GB） inclined to the current direction with different angles in YBa2Cu3O7-δ bicrystal junctions in magnetic fields are investigated.There are...
关键词：grain boundary bicrystal Josephson junction inclined angle high temperature superconductor 
Effect of twin boundary on nanoimprint process of bicrystal Al thin film studied by molecular dynamics simulation被引量：2
《Chinese Physics B》2015年第2期336-342,共7页谢月红 徐建刚 宋海洋 张云光 
supported by the National Natural Science Foundation of China(Grant No.10902083);the Program for New Century Excellent Talent in University of Ministry of Education of China(Grant No.NCET-12-1046);the Program for New Scientific and Technological Star of Shaanxi Province,China(Grant No.2012KJXX-39);the Program for Natural Science Basic Research Plan in Shaanxi Province,China(Grant No.2014JQ1036)
The effects of a twin boundary（TB） on the mechanical properties of two types of bicrystal Al thin films during the nanoimprint process are investigated by using molecular dynamics simulations.The results indicate th...
关键词：NANOIMPRINT molecular dynamic simulation twin boundary 
Molecular dynamics study on the nano-void growth and coalescence at grain boundary被引量：5
《Science China(Physics,Mechanics & Astronomy)》2012年第1期86-93,共8页LIN EnQiang NIU LiSha SHI HuiJi DUAN Zheng 
supported by the Open Foundation of State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology (Grant No. KFJJ11-0Y);the National Basic Research Program of China (Grant No. 2010CB631005);the National Natural Science Foundation of China (Grant Nos. 11172148 and 51071094)
Molecular dynamics simulations using embedded atom method (EAM) potential were performed to study nano-void growth and coalescence at grain boundary in face-centered cubic bicrystal copper. Thin-plate specimens subjec...
关键词：BICRYSTAL void growth void coalescence grain boundary molecular dynamics simulations embedded atom method 
Simulation of lattice orientation effects on void growth and coalescence by crystal plasticity被引量：2
《Acta Metallurgica Sinica(English Letters)》2009年第1期40-50,共11页Mei YANG Xianghuai DONG 
supported by National Natural Science Foundation of China(No.50575143);the Research Fund for the Doctoral Program of Higher Educa-tion (No.20040248005)
A three dimensional rate-dependent crystal plasticity model is applied to study the influence of crystal orientation and grain boundary on the void growth and coalescence. The 3D computational model is a unit cell inc...
关键词：Crystal plasticity Void growth Void coalescence Lattice orientation BICRYSTAL 
STRESS DISTRIBUTION NEAR GRAIN BOUNDARY IN ANISOTROPIC BICRYSTALS AND TRICRYSTALS被引量：1
《Applied Mathematics and Mechanics(English Edition)》2004年第1期39-46,共8页万建松 岳珠峰 
theNationalNaturalScienceFoundationofChina (50 0 0 50 1 6) ;theChineseAviationResearchFoundation
The rate dependent crystallographic finite element program was implemented in ABAQUS as a UMAT for the analysis of the stress distributions near grain boundary in anisotropic bicrystals and tricrystals, taking the dif...
关键词：BICRYSTAL tricrystal stress field rate dependent crystallographic finite element slip system 
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