This article is cited in 5 papers

CONDENSED MATTER

Coulomb singularity effects in tunnelling spectroscopy of individual impurities

P. I. Arseev, N. S. Maslova, V. I. Panov, S. V. Savinov

M. V. Lomonosov Moscow State University, Faculty of Physics

Abstract: Non-equilibrium Coulomb effects in resonant tunnelling through deep impurity states are analyzed. It is shown that Coulomb vertex corrections to the tunnelling transfer amplitude lead to power law singularity in current-voltage characteristics.

PACS: 73.40.Gk, 73.40.Rw

Received: 07.06.2002
Revised: 04.07.2002

Language: English

 English version: Journal of Experimental and Theoretical Physics Letters, 2002, 76:5, 287–290

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