Passing Current through Touching Molecules

Research output: Contribution to journalJournal article – Annual report year: 2009Researchpeer-review

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Passing Current through Touching Molecules. / Schull, G.; Frederiksen, Thomas; Brandbyge, Mads; Berndt, R.

In: Physical Review Letters, Vol. 103, No. 20, 2009, p. 206803.

Research output: Contribution to journalJournal article – Annual report year: 2009Researchpeer-review

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Schull, G. ; Frederiksen, Thomas ; Brandbyge, Mads ; Berndt, R. / Passing Current through Touching Molecules. In: Physical Review Letters. 2009 ; Vol. 103, No. 20. pp. 206803.

Bibtex

@article{561820dde8094e70a41228a086a1f758,
title = "Passing Current through Touching Molecules",
abstract = "The charge flow from a single C-60 molecule to another one has been probed. The conformation and electronic states of both molecules on the contacting electrodes have been characterized using a cryogenic scanning tunneling microscope. While the contact conductance of a single molecule between two Cu electrodes can vary up to a factor of 3 depending on electrode geometry, the conductance of the C-60-C-60 contact is consistently lower by 2 orders of magnitude. First-principles transport calculations reproduce the experimental results, allow a determination of the actual C-60-C-60 distances, and identify the essential role of the intermolecular link in bi- and trimolecular chains.",
keywords = "TRANSPORT, CONDUCTANCE, WIRES, TIPS, C-60, MICROSCOPY",
author = "G. Schull and Thomas Frederiksen and Mads Brandbyge and R. Berndt",
note = "Copyright 2009 American Physical Society",
year = "2009",
doi = "10.1103/PhysRevLett.103.206803",
language = "English",
volume = "103",
pages = "206803",
journal = "Physical Review Letters",
issn = "0031-9007",
publisher = "American Physical Society",
number = "20",

}

RIS

TY - JOUR

T1 - Passing Current through Touching Molecules

AU - Schull, G.

AU - Frederiksen, Thomas

AU - Brandbyge, Mads

AU - Berndt, R.

N1 - Copyright 2009 American Physical Society

PY - 2009

Y1 - 2009

N2 - The charge flow from a single C-60 molecule to another one has been probed. The conformation and electronic states of both molecules on the contacting electrodes have been characterized using a cryogenic scanning tunneling microscope. While the contact conductance of a single molecule between two Cu electrodes can vary up to a factor of 3 depending on electrode geometry, the conductance of the C-60-C-60 contact is consistently lower by 2 orders of magnitude. First-principles transport calculations reproduce the experimental results, allow a determination of the actual C-60-C-60 distances, and identify the essential role of the intermolecular link in bi- and trimolecular chains.

AB - The charge flow from a single C-60 molecule to another one has been probed. The conformation and electronic states of both molecules on the contacting electrodes have been characterized using a cryogenic scanning tunneling microscope. While the contact conductance of a single molecule between two Cu electrodes can vary up to a factor of 3 depending on electrode geometry, the conductance of the C-60-C-60 contact is consistently lower by 2 orders of magnitude. First-principles transport calculations reproduce the experimental results, allow a determination of the actual C-60-C-60 distances, and identify the essential role of the intermolecular link in bi- and trimolecular chains.

KW - TRANSPORT

KW - CONDUCTANCE

KW - WIRES

KW - TIPS

KW - C-60

KW - MICROSCOPY

U2 - 10.1103/PhysRevLett.103.206803

DO - 10.1103/PhysRevLett.103.206803

M3 - Journal article

VL - 103

SP - 206803

JO - Physical Review Letters

JF - Physical Review Letters

SN - 0031-9007

IS - 20

ER -