Site preference of Re in NiAl and valence band structure of NiAl containing Re: First-principles study and photoelectron spectrum | |
Wei, H.1,2; Liang, J. J.1; Sun, B. Z.3; Zheng, Q.1; Sun, X. F.1; Peng, P.4; Yao, X.; Dargusch, M. S.2 | |
通讯作者 | Wei, H.(hwei@imr.ac.cn) |
2009-06-08 | |
发表期刊 | APPLIED PHYSICS LETTERS
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ISSN | 0003-6951 |
卷号 | 94期号:23页码:3 |
摘要 | The site preference of Re in NiAl was studied using first-principles calculations. The calculation of formation energies of the NiAl alloys indicated the site preference of Re on the Ni sites. The valence band structures of the NiAl alloys were investigated by photoelectron spectroscopy. The valence band spectra of the NiAl with Re shifted away from the Fermi energy level so that the Ni d-band centroid moved to a higher energy by 0.25 eV as Re was added. Such a shift could be attributed to the Ni-Re interaction, which was supported by the photoelectron spectroscopy measurement. |
关键词 | ab initio calculations aluminium alloys Fermi level nickel alloys photoelectron spectra rhenium alloys valence bands |
资助者 | National Natural Sciences Foundation of China |
DOI | 10.1063/1.3152267 |
收录类别 | SCI |
语种 | 英语 |
资助项目 | National Natural Sciences Foundation of China[50501024] ; National Natural Sciences Foundation of China[0671102] |
WOS研究方向 | Physics |
WOS类目 | Physics, Applied |
WOS记录号 | WOS:000266977100065 |
出版者 | AMER INST PHYSICS |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.imr.ac.cn/handle/321006/98385 |
专题 | 中国科学院金属研究所 |
通讯作者 | Wei, H. |
作者单位 | 1.CAS, Met Res Inst, Superalloys Div, Shenyang 110016, Peoples R China 2.Univ Queensland, Sch Engn, CRC, CAST, Brisbane, Qld 4072, Australia 3.Northeastern Univ, Sch Sci, Shenyang 110004, Peoples R China 4.Hunan Univ, Coll Mat Sci & Engn, Changsha 410082, Hunan, Peoples R China |
推荐引用方式 GB/T 7714 | Wei, H.,Liang, J. J.,Sun, B. Z.,et al. Site preference of Re in NiAl and valence band structure of NiAl containing Re: First-principles study and photoelectron spectrum[J]. APPLIED PHYSICS LETTERS,2009,94(23):3. |
APA | Wei, H..,Liang, J. J..,Sun, B. Z..,Zheng, Q..,Sun, X. F..,...&Dargusch, M. S..(2009).Site preference of Re in NiAl and valence band structure of NiAl containing Re: First-principles study and photoelectron spectrum.APPLIED PHYSICS LETTERS,94(23),3. |
MLA | Wei, H.,et al."Site preference of Re in NiAl and valence band structure of NiAl containing Re: First-principles study and photoelectron spectrum".APPLIED PHYSICS LETTERS 94.23(2009):3. |
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