Non-linear transport through a molecular nanojunction

被引:60
作者
Hettler, MH
Schoeller, H
Wenzel, W
机构
[1] Forschungszentrum Karlsruhe, Inst Nanotechnol, D-76021 Karlsruhe, Germany
[2] Rhein Westfal TH Aachen, D-52056 Aachen, Germany
来源
EUROPHYSICS LETTERS | 2002年 / 57卷 / 04期
关键词
D O I
10.1209/epl/i2002-00500-3
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present a simple model of electrical transport through a metal-molecule-metal nanojunction that includes charging effects as well as aspects of the electronic structure of the molecule. The interplay of a large charging energy and an asymmetry of the metal-molecule coupling can lead to various effects in non-linear electrical transport. In particular, strong negative differential conductance is observed under certain conditions.
引用
收藏
页码:571 / 577
页数:7
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