Hot STM of nanostructure dynamics on SrTiO(3)(001).

The dynamics of nanostructured surface phases on SrTiO(3)(001) have been analysed using in situ scanning tunnelling microscopy (STM) above 800 degrees C. During high-temperature annealing, the formation, growth and ordering of the nanostructures has been observed. Dilines, with a width of approximat...

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Main Authors: Marsh, H, Deak, D, Silly, F, Kirkland, A, Castell, M
Format: Journal article
Language:English
Published: 2006
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author Marsh, H
Deak, D
Silly, F
Kirkland, A
Castell, M
author_facet Marsh, H
Deak, D
Silly, F
Kirkland, A
Castell, M
author_sort Marsh, H
collection OXFORD
description The dynamics of nanostructured surface phases on SrTiO(3)(001) have been analysed using in situ scanning tunnelling microscopy (STM) above 800 degrees C. During high-temperature annealing, the formation, growth and ordering of the nanostructures has been observed. Dilines, with a width of approximately 1 nm, are formed from a TiO(2)-rich intermediary at 800 degrees C. STM during annealing at 825 degrees C has enabled us to follow both the growth and dissolution of dilines. Following extended annealing, trilines with a width of approximately 2 nm and ordered two-dimensional (2D) nano-arrays form from the diline domains. Our observations of diline dissolution implies random nucleation and growth, followed by rearrangement at elevated temperature to form domains.
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spelling oxford-uuid:c80188ea-9ac5-4a2a-8fbb-bd8298a889792022-03-27T06:49:13ZHot STM of nanostructure dynamics on SrTiO(3)(001).Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:c80188ea-9ac5-4a2a-8fbb-bd8298a88979EnglishSymplectic Elements at Oxford2006Marsh, HDeak, DSilly, FKirkland, ACastell, MThe dynamics of nanostructured surface phases on SrTiO(3)(001) have been analysed using in situ scanning tunnelling microscopy (STM) above 800 degrees C. During high-temperature annealing, the formation, growth and ordering of the nanostructures has been observed. Dilines, with a width of approximately 1 nm, are formed from a TiO(2)-rich intermediary at 800 degrees C. STM during annealing at 825 degrees C has enabled us to follow both the growth and dissolution of dilines. Following extended annealing, trilines with a width of approximately 2 nm and ordered two-dimensional (2D) nano-arrays form from the diline domains. Our observations of diline dissolution implies random nucleation and growth, followed by rearrangement at elevated temperature to form domains.
spellingShingle Marsh, H
Deak, D
Silly, F
Kirkland, A
Castell, M
Hot STM of nanostructure dynamics on SrTiO(3)(001).
title Hot STM of nanostructure dynamics on SrTiO(3)(001).
title_full Hot STM of nanostructure dynamics on SrTiO(3)(001).
title_fullStr Hot STM of nanostructure dynamics on SrTiO(3)(001).
title_full_unstemmed Hot STM of nanostructure dynamics on SrTiO(3)(001).
title_short Hot STM of nanostructure dynamics on SrTiO(3)(001).
title_sort hot stm of nanostructure dynamics on srtio 3 001
work_keys_str_mv AT marshh hotstmofnanostructuredynamicsonsrtio3001
AT deakd hotstmofnanostructuredynamicsonsrtio3001
AT sillyf hotstmofnanostructuredynamicsonsrtio3001
AT kirklanda hotstmofnanostructuredynamicsonsrtio3001
AT castellm hotstmofnanostructuredynamicsonsrtio3001