国家自然科学基金(51101135)

作品数:6被引量:6H指数:2
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相关作者:戴振宏刘悦林更多>>
相关机构:烟台大学更多>>
相关期刊:《稀有金属材料与工程》《Science China(Physics,Mechanics & Astronomy)》《Chinese Physics B》更多>>
相关主题:DIFFUSIONFIRST-PRINCIPLESINTERACTIONNITROGENTUNGSTEN更多>>
相关领域:理学一般工业技术金属学及工艺电子电信更多>>
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钼中空位在杂质氮捕获中的作用(英文)
《稀有金属材料与工程》2016年第8期1973-1977,共5页刘悦林 戴振宏 
National Natural Science Foundation of China(51101135)
应用第一原理结合统计模型的方法,研究了钼中杂质氮与空位的相互作用。单个氮原子易于占据八面体间隙位。杂质氮很容易为空位所捕获,其捕获能为2.71 e V,与实验值一致。计算了与氮有关的点缺陷浓度,结果表明以N_1V复合物形式存在的空位...
关键词:  空位 捕获 第一原理 
Trapping and diffusion behaviors of helium at vacancy in iron from first principles被引量:1
《Science China(Physics,Mechanics & Astronomy)》2013年第6期1100-1106,共7页LIU YueLin SHI WenPu 
supported by the National Natural Science Foundation of China (Grant No. 51101135);the Natural Science Foundation of Shandong (Grant No. ZR2010AM002)
We investigate the structure,trapping,and diffusion behaviors of helium(He) at vacancy in a Fe single crystal using first-principles simulations.Vacancy with more space can provide the lower electron density region fo...
关键词:IRON HELIUM DIFFUSION FIRST-PRINCIPLES 
Diffusion behaviors of hydrogen isotopes in niobium from first-principles被引量:2
《Science China(Physics,Mechanics & Astronomy)》2012年第12期2378-2382,共5页LU Wei GAO AnYuan LIU YueLin DAI ZhenHong 
supported by the National Natural Science Foundation of China (Grant No. 51101135)
We investigate diffusion behaviors of hydrogen(H),deuterium(D),and tritium(T) in bulk niobium(Nb) using first-principles method.The diffusion energy barrier with quantum-correction has been calculated to be 0.12 eV,wh...
关键词:NIOBIUM hydrogen isotopes DIFFUSION FIRST-PRINCIPLES 
First-principles investigation of diffusion behaviours of H isotopes:From W(110) surface into bulk and in bulk W被引量:1
《Chinese Physics B》2012年第12期340-345,共6页刘悦林 卢苇 高安远 桂漓江 张颖 
Project supported by the National Natural Science Foundation of China(Grant No.51101135)
The diffusion behaviours of hydrogen (H), deuterium (D), and tritium (T) from W(110) surface into bulk and in bulk W are investigated using first-principles calculations combined with simplified models. The di...
关键词:tungsten (W) hydrogen isotopes DIFFUSION 
Ab initio investigation of the mechanical properties of copper
《Chinese Physics B》2012年第9期404-409,共6页刘悦林 桂漓江 金硕 
Project supported by the National Natural Science Foundation of China (Grant No. 51101135)
Employing the ab initio total energy method based on the density functional theory with the generalized gradient approximation, we have systematically investigated the theoretical mechanical properties of copper (Cu...
关键词:COPPER theoretical tensile strength ab initio method 
Interaction between impurity nitrogen and tungsten:a first-principles investigation被引量:3
《Chinese Physics B》2012年第1期346-351,共6页Liu Yue-Lin Jin Shuo Zhang Ying 
Project supported by the National Natural Science Foundation of China(Grant Nos.50871009 and 51101135);the National Magnetic Confinement Fusion Program,China(Grant No.2009GB106003)
We investigate the stability, diffusion, and impurity concentration of nitrogen in intrinsic tungsten single crystal employing a first-principles method, and find that a single nitrogen atom is energetically favourabl...
关键词:TUNGSTEN NITROGEN DIFFUSION FIRST-PRINCIPLES 
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