Manipulation of the Charge State of Single Au Atoms on Insulating Multilayer Films

Steurer, W. and Repp, J. and Gross, L. and Scivetti, I. and Persson, M. and Meyer, G. (2015) Manipulation of the Charge State of Single Au Atoms on Insulating Multilayer Films. PHYSICAL REVIEW LETTERS, 114 (3): 036801. ISSN 0031-9007, 1079-7114

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Abstract

We show charge-state manipulation of single Au adatoms on 2-11 monolayer (ML) thick NaCl films on Cu surfaces by attaching or detaching single electrons via the tip of an atomic force microscope (AFM). Tristate charge control (neutral, negatively charged, and positively charged) is achieved. On Cu(100) and Cu(111) supports, charge tristability is achieved independently of the NaCl layer thickness. In contrast, on Cu(311), only Au anions are stable on the thinnest NaCl films, but neutral and positive charge states become sufficiently long lived on films thicker than 4 ML to allow AFM-based charge-state-manipulation experiments.

Item Type: Article
Uncontrolled Keywords: ELECTROSTATIC FORCE MICROSCOPY;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Experimental and Applied Physics > Chair Professor Giessibl > Group Jascha Repp
Depositing User: Dr. Gernot Deinzer
Date Deposited: 25 Jul 2019 11:21
Last Modified: 25 Jul 2019 11:23
URI: https://pred.uni-regensburg.de/id/eprint/6085

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