Gold-linked strings of donor-acceptor dyads: on-surface formation and mutual orientation

Karan, Sujoy and Geng, Yan and Decurtins, Silvio and Liu, Shi-Xia and Repp, Jascha (2020) Gold-linked strings of donor-acceptor dyads: on-surface formation and mutual orientation. CHEMICAL COMMUNICATIONS, 56 (57). pp. 7901-7904. ISSN 1359-7345, 1364-548X

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Abstract

Strings of gold-organic oligomers of polar units have been formed by on-surface synthesis and investigated with non-contact atomic force microscopy. The mutual alignment of dipoles within the strings is analyzed. While an alternating head-to-tail alignment might be expected from dipolar interactions, a more complicated alignment order is observed. The data suggests that coordination bonding to additional gold adatoms leads to stabilization of parallel pairs of molecules, suppressing a head-to-tail alignment order.

Item Type: Article
Uncontrolled Keywords: TETRATHIAFULVALENE-BENZOTHIADIAZOLE DYAD; ATOMIC-FORCE MICROSCOPY; MOLECULE; REACTIVITY; AU(111); CHARGE;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Experimental and Applied Physics
Physics > Institute of Experimental and Applied Physics > Chair Professor Giessibl > Group Jascha Repp
Depositing User: Dr. Gernot Deinzer
Date Deposited: 18 Mar 2021 07:44
Last Modified: 18 Mar 2021 07:44
URI: https://pred.uni-regensburg.de/id/eprint/44185

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