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題名 Complete Spin Polarization for a Carbon Nanotube with an Adsorbed Atomic Transition-Metal Chain
作者 楊志開
Yang,Chih-Kai;Zhao,Jijun;Lu,Jian Ping
貢獻者 應物所
日期 2004
上傳時間 25-Sep-2014 11:47:42 (UTC+8)
摘要 Our calculations indicate that a chromium or vanadium atomic chain adsorbed on an armchair carbon nanotube opens up a band gap for the minority spin, making the whole system a 100% spin-polarized conductor. The gaps are 0.49 and 0.44 eV for V and Cr, respectively. The adsorption of manganese, iron, cobalt, or nickel chains leads to large but not complete spin polarization. These hybrid structures can function as basic building blocks for the nanoscale construction of hitherto elusive perfect spin polarizers, which promise wide-ranging applications in spintronics research.
關聯 Nano Letters,4(4),561-563
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) 2004en_US
dc.date.accessioned 25-Sep-2014 11:47:42 (UTC+8)-
dc.date.available 25-Sep-2014 11:47:42 (UTC+8)-
dc.date.issued (上傳時間) 25-Sep-2014 11:47:42 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/70146-
dc.description.abstract (摘要) Our calculations indicate that a chromium or vanadium atomic chain adsorbed on an armchair carbon nanotube opens up a band gap for the minority spin, making the whole system a 100% spin-polarized conductor. The gaps are 0.49 and 0.44 eV for V and Cr, respectively. The adsorption of manganese, iron, cobalt, or nickel chains leads to large but not complete spin polarization. These hybrid structures can function as basic building blocks for the nanoscale construction of hitherto elusive perfect spin polarizers, which promise wide-ranging applications in spintronics research.en_US
dc.format.extent 128 bytes-
dc.format.mimetype text/html-
dc.language.iso en_US-
dc.relation (關聯) Nano Letters,4(4),561-563en_US
dc.title (題名) Complete Spin Polarization for a Carbon Nanotube with an Adsorbed Atomic Transition-Metal Chainen_US
dc.type (資料類型) articleen