Document Type

Article

Publication Date

12-15-2000

Keywords

2-PHOTON PHOTOEMISSION SPECTROSCOPY, QUANTUM-WELL STATES, POTENTIAL, STATES, INTERFACES, FEMTOSECOND, SCATTERING, MONOLAYERS, AG(111), MODEL, GOLD, Physics

Abstract

Electrons near roughened Ag and Au surfaces with chemisorbed dielectric overlayers of alkanethiol or alkaneselenol self-assembled monolayers are shown to move within the sulfur or selenium head-group layer on the metal terraces. The electrons exist in image states with respect to Ag or Au step edges. There is no substantial image force between the electrons and the terraces.

Comments

This article is the copyright property of the American Physical Society and may not be used for any commercial or other private purpose without specific written permission of the American Physical Society.

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