Rui, Guo; Jialin, Zhang; Songtao, Zhao; Xiaojiang, Yu; Shu, Zhong; Shuo, Sun; Zhenyu, Li; Wei, Chen LT-STM Investigation of the Self-Assembled F16CuPc-Corannulene Binary System on Ag(111) and Graphite Surfaces Journal Article ACTA PHYSICO-CHIMICA SINICA, 33 (3), pp. 627-632, 2017, ISSN: 1000-6818. Abstract | Links | BibTeX @article{ISI:000398055200030,
title = {LT-STM Investigation of the Self-Assembled F_{16}CuPc-Corannulene Binary System on Ag(111) and Graphite Surfaces},
author = {Guo Rui and Zhang Jialin and Zhao Songtao and Yu Xiaojiang and Zhong Shu and Sun Shuo and Li Zhenyu and Chen Wei},
doi = {10.3866/PKU.WHXB201612051},
times_cited = {5},
issn = {1000-6818},
year = {2017},
date = {2017-03-07},
journal = {ACTA PHYSICO-CHIMICA SINICA},
volume = {33},
number = {3},
pages = {627-632},
publisher = {PEKING UNIV PRESS},
address = {PEKING UNIV, CHEMISTRY BUILDING, BEIJING 100871, PEOPLES R CHINA},
abstract = {Corannulene (COR) is considered a promising molecular building block for organic electronics owing to its intriguing geometrical and electronic properties. Intensive research efforts have been devoted to understanding the assembly behavior and electronic structure of COR and its derivatives on various metal surfaces via low-temperature scanning tunneling microscopy (LT-STM). Here we report the formation of binary molecular networks of copper hexadecafluorophthalocyanine (F16CuPc)-COR self-assembled on the highly oriented pyrolytic graphite (HOPG) and Ag(111) substrates. Intermolecular hydrogen bonding between F16CuPc and COR facilitates the formation of binary molecular networks on HOPG and further induces a preference for bowl-down configured COR molecules. This observed configuration preference disappears on Ag(111) substrate, where COR molecules lie on the substrate with their bowl openings pointing up and down randomly. We propose that strong interfacial interactions between the molecule and Ag(111) surface constrain the bowl inversion of the COR molecule, which thus retains its initial configuration upon adsorption.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Corannulene (COR) is considered a promising molecular building block for organic electronics owing to its intriguing geometrical and electronic properties. Intensive research efforts have been devoted to understanding the assembly behavior and electronic structure of COR and its derivatives on various metal surfaces via low-temperature scanning tunneling microscopy (LT-STM). Here we report the formation of binary molecular networks of copper hexadecafluorophthalocyanine (F16CuPc)-COR self-assembled on the highly oriented pyrolytic graphite (HOPG) and Ag(111) substrates. Intermolecular hydrogen bonding between F16CuPc and COR facilitates the formation of binary molecular networks on HOPG and further induces a preference for bowl-down configured COR molecules. This observed configuration preference disappears on Ag(111) substrate, where COR molecules lie on the substrate with their bowl openings pointing up and down randomly. We propose that strong interfacial interactions between the molecule and Ag(111) surface constrain the bowl inversion of the COR molecule, which thus retains its initial configuration upon adsorption. |
