Lattice vibrational spectra of double-helix LiP
文献类型:期刊论文
作者 | Wang, H ; Li, TW ; Lv, ZL ; Ju, WW ; Zhao, XY ; You, JH ; Li, LB ; Cai, XW ; Han, H |
刊名 | EPL
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出版日期 | 2014 |
卷号 | 105期号:1 |
关键词 | INORGANIC DOUBLE-HELIX RAMAN-SPECTROSCOPY CRYSTAL-STRUCTURE DNA SCATTERING NANOTUBES GRAPHENE MODES POLY(DA)-POLY(DT) TWIST |
ISSN号 | 0295-5075 |
通讯作者 | liliben2001@sina.com ; hanhanfudan@gmail.com |
英文摘要 | The LiP infinite double-helix chain gives us the unique opportunity to investigate the double-helix structure at atomic level. Based on density-functional theory, we investigate the characteristic vibrational modes of this peculiar structure. Differently from single-wall carbon nanotubes, a dipole mode in LiP gives rise to high infrared intensity. Owing to the peculiar double-helix structure of LiP, the frequency of the out-of-phase radical breathing mode is lower than that of the in-phase one. It is similar to the condition of DNA. Furthermore, the out-of-phase breathing mode in LiP, instead of the in-phase one, has the highest Raman intensity. Most importantly, our finding is generally applicable to other double-helix structures. Copyright (C) EPLA, 2014 |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000331197100009 |
公开日期 | 2015-03-13 |
源URL | [http://ir.sinap.ac.cn/handle/331007/14217] ![]() |
专题 | 上海应用物理研究所_中科院上海应用物理研究所2011-2017年 |
推荐引用方式 GB/T 7714 | Wang, H,Li, TW,Lv, ZL,et al. Lattice vibrational spectra of double-helix LiP[J]. EPL,2014,105(1). |
APA | Wang, H.,Li, TW.,Lv, ZL.,Ju, WW.,Zhao, XY.,...&Han, H.(2014).Lattice vibrational spectra of double-helix LiP.EPL,105(1). |
MLA | Wang, H,et al."Lattice vibrational spectra of double-helix LiP".EPL 105.1(2014). |
入库方式: OAI收割
来源:上海应用物理研究所
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