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Non-Linear Transport through a Molecular Nanojunction

2000/11/02 by Matthias H. Hettler, Herbert Schoeller, Hettler, Matthias H. +3
Physics and Astronomy · #FOS: Physical sciences #Mesoscale and Nanoscale Physics (cond-mat.mes-hall) #cond-mat.mes-hall

paper · pdf · doi:10.48550/arxiv.cond-mat/0011047

7 pages, 5 figures, accepted by Europhys. Lett

arxiv created 2001/12/18 · arxiv updated 2009/11/30

Abstract

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.

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