Confinement-enhanced electron transport across a metal-semiconductor interface

Altfeder, I. B. ; Golovchenko, J. A. ; Narayanamurti, V. (2001) Confinement-enhanced electron transport across a metal-semiconductor interface Physical Review Letters, 87 (5). 056801_1-056801_4. ISSN 0031-9007

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Official URL: http://link.aps.org/doi/10.1103/PhysRevLett.87.056...

Related URL: http://dx.doi.org/10.1103/PhysRevLett.87.056801

Abstract

We present a combined scanning tunneling microscopy and ballistic electron emission microscopy study of electron transport across an epitaxial Pb/Si(111) interface. Experiments with a self-assembled Pb nanoscale wedge reveal the phenomenon of confinement-enhanced interfacial transport: a proportional increase of the electron injection rate into the semiconductor with the frequency of electron oscillations in the Pb quantum well.

Item Type:Article
Source:Copyright of this article belongs to American Physical Society.
ID Code:30638
Deposited On:23 Dec 2010 12:59
Last Modified:17 May 2016 13:16

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