Conductance and stochastic switching of ligand-supported linear chains of metal atoms

被引:157
作者
Chen, I-Wen Peter
Fu, Ming-Dung
Tseng, Wei-Hsiang
Yu, Jian-Yuan
Wu, Sung-Hsun
Ku, Chia-Jui
Chen, Chun-hsien [1 ]
Peng, Shie-Ming
机构
[1] Natl Tsing Hua Univ, Dept Chem, Hsinchu 30013, Taiwan
[2] Natl Taiwan Univ, Dept Chem, Taipei 106, Taiwan
[3] Acad Sinica, Inst Chem, Taipei 115, Taiwan
关键词
electron transport; metal-metal interactions; molecular electronics; scanning probe microscopy; single-molecule studies;
D O I
10.1002/anie.200600800
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Chemical Equation Presented) An alternative string theory: The current-versus-potential behavior of metal atom strings (Ni, Co, Cr) is dependent on the strength of the d-orbital coupling along the metal atom chain. Penta- and heptachromium strings each exhibit two sets of primary I-V curves, which depend on whether the Cr-Cr bonds alternate and are localized, or are delocalized (see picture). © 2006 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:5814 / 5818
页数:5
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