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題名 Binding energies and electronic structures of adsorbed titanium chains on carbon nanotubes
作者 楊志開
Yang,Chih-Kai;Zhao,Jijun;Lu,Jian Ping
貢獻者 應物所
日期 2002
上傳時間 25-九月-2014 11:50:54 (UTC+8)
摘要 We have studied the binding energies and electronic structures of metal (Ti, Al, Au) chains adsorbed on single-wall carbon nanotubes (SWNT) using first principles methods. Our calculations have shown that titanium is much more favored energetically over gold and aluminum to form a continuous chain on a variety of SWNTs. The interaction between titanium and carbon nanotube significantly modifies the electronic structures around Fermi energy for both zigzag and armchair tubes. The delocalized 3d electrons from the titanium chain generate additional states in the band gap regions of the semiconducting tubes, transforming them into metals.
關聯 Physical Review B,66,041403-1-041403-4
資料類型 article
dc.contributor 應物所en_US
dc.creator (作者) 楊志開zh_TW
dc.creator (作者) Yang,Chih-Kai;Zhao,Jijun;Lu,Jian Pingen_US
dc.date (日期) 2002en_US
dc.date.accessioned 25-九月-2014 11:50:54 (UTC+8)-
dc.date.available 25-九月-2014 11:50:54 (UTC+8)-
dc.date.issued (上傳時間) 25-九月-2014 11:50:54 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/70155-
dc.description.abstract (摘要) We have studied the binding energies and electronic structures of metal (Ti, Al, Au) chains adsorbed on single-wall carbon nanotubes (SWNT) using first principles methods. Our calculations have shown that titanium is much more favored energetically over gold and aluminum to form a continuous chain on a variety of SWNTs. The interaction between titanium and carbon nanotube significantly modifies the electronic structures around Fermi energy for both zigzag and armchair tubes. The delocalized 3d electrons from the titanium chain generate additional states in the band gap regions of the semiconducting tubes, transforming them into metals.en_US
dc.format.extent 416655 bytes-
dc.format.mimetype application/pdf-
dc.language.iso en_US-
dc.relation (關聯) Physical Review B,66,041403-1-041403-4en_US
dc.title (題名) Binding energies and electronic structures of adsorbed titanium chains on carbon nanotubesen_US
dc.type (資料類型) articleen