Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM

Trimetallic nitride template fullerenes have been deposited onto a variety of substrates in order to elucidate the substrate-fullerene interactions. We have investigated self-assembled island formation and molecular detail of Er3N@C80 and Sc3N@C80 on Ag/Si(1 1 1), Au(1 1 1)/mica, Si(1 1 1), and Si(0...

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Váldodahkkit: Leigh, D, Nörenberg, C, Cattaneo, D, Owen, J, Porfyrakis, K, Li Bassi, A, Ardavan, A, Briggs, G
Materiálatiipa: Journal article
Giella:English
Almmustuhtton: 2007
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author Leigh, D
Nörenberg, C
Cattaneo, D
Owen, J
Porfyrakis, K
Li Bassi, A
Ardavan, A
Briggs, G
author_facet Leigh, D
Nörenberg, C
Cattaneo, D
Owen, J
Porfyrakis, K
Li Bassi, A
Ardavan, A
Briggs, G
author_sort Leigh, D
collection OXFORD
description Trimetallic nitride template fullerenes have been deposited onto a variety of substrates in order to elucidate the substrate-fullerene interactions. We have investigated self-assembled island formation and molecular detail of Er3N@C80 and Sc3N@C80 on Ag/Si(1 1 1), Au(1 1 1)/mica, Si(1 1 1), and Si(0 0 1) using variable temperature scanning tunnelling microscopy (STM). At room temperature, the fullerenes self-assemble into monolayer-high hexagonal close-packed islands on Ag-passivated Si(1 1 1) whereas annealing at elevated temperatures (250-300 °C) is necessary for the self-assembly of close-packed islands on Au(1 1 1). Intra-molecular resolution of the fullerenes has been achieved at liquid nitrogen temperature on Ag/Si(1 1 1) and already at room temperature on Si(0 0 1), when the rotation of the fullerenes is frozen. Whereas the bonding between the fullerenes and Si surfaces is mainly covalent, it appears to be mainly van-der-Waals on the other surfaces. © 2006 Elsevier B.V. All rights reserved.
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spelling oxford-uuid:b3081c0d-9b77-4a9c-a9ba-c550037238c92022-03-27T04:16:04ZSelf-assembly of trimetallic nitride template fullerenes on surfaces studied by STMJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:b3081c0d-9b77-4a9c-a9ba-c550037238c9EnglishSymplectic Elements at Oxford2007Leigh, DNörenberg, CCattaneo, DOwen, JPorfyrakis, KLi Bassi, AArdavan, ABriggs, GTrimetallic nitride template fullerenes have been deposited onto a variety of substrates in order to elucidate the substrate-fullerene interactions. We have investigated self-assembled island formation and molecular detail of Er3N@C80 and Sc3N@C80 on Ag/Si(1 1 1), Au(1 1 1)/mica, Si(1 1 1), and Si(0 0 1) using variable temperature scanning tunnelling microscopy (STM). At room temperature, the fullerenes self-assemble into monolayer-high hexagonal close-packed islands on Ag-passivated Si(1 1 1) whereas annealing at elevated temperatures (250-300 °C) is necessary for the self-assembly of close-packed islands on Au(1 1 1). Intra-molecular resolution of the fullerenes has been achieved at liquid nitrogen temperature on Ag/Si(1 1 1) and already at room temperature on Si(0 0 1), when the rotation of the fullerenes is frozen. Whereas the bonding between the fullerenes and Si surfaces is mainly covalent, it appears to be mainly van-der-Waals on the other surfaces. © 2006 Elsevier B.V. All rights reserved.
spellingShingle Leigh, D
Nörenberg, C
Cattaneo, D
Owen, J
Porfyrakis, K
Li Bassi, A
Ardavan, A
Briggs, G
Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title_full Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title_fullStr Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title_full_unstemmed Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title_short Self-assembly of trimetallic nitride template fullerenes on surfaces studied by STM
title_sort self assembly of trimetallic nitride template fullerenes on surfaces studied by stm
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