Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium

Electron-stimulated desorption of cesium atoms from monolayer graphene on iridium has been observed at 160 K and 300 K. Migration processes have been shown to be frozen at 160 K, and cesium atoms to be located only at the graphene surface. At 300 K, due to intercalation an additional layer of cesium...

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Main Authors: Yu.A. Kuznetsov, N.P. Lavrovskaya, E.V. Rut’kov, N.R. Gall
Format: Article
Language:Russian
Published: Tver State University 2018-12-01
Series:Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов
Subjects:
Online Access:https://physchemaspects.ru/archives/2018/fh2018-doi-10-26456-pcascnn-2018-10-383.pdf
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author Yu.A. Kuznetsov
N.P. Lavrovskaya
E.V. Rut’kov
N.R. Gall
author_facet Yu.A. Kuznetsov
N.P. Lavrovskaya
E.V. Rut’kov
N.R. Gall
author_sort Yu.A. Kuznetsov
collection DOAJ
description Electron-stimulated desorption of cesium atoms from monolayer graphene on iridium has been observed at 160 K and 300 K. Migration processes have been shown to be frozen at 160 K, and cesium atoms to be located only at the graphene surface. At 300 K, due to intercalation an additional layer of cesium atoms is produced and located under the graphene layer. We believe that observed electron-stimulated desorption of cesium atoms is due to the non-metal nature of the adsorbed graphene film independently on the metal nature under it: iridium or cesium.
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spelling doaj.art-7814efaa5c4346f0951220d8105010542022-12-22T00:53:13ZrusTver State UniversityФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов2226-44422658-43602018-12-011038339210.26456/pcascnn/2018.10.383Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridiumYu.A. Kuznetsov0N.P. Lavrovskaya1E.V. Rut’kov2N.R. Gall3Ioffe InstituteState University of Aerospace InstrumentationState University of Aerospace InstrumentationIoffe InstituteElectron-stimulated desorption of cesium atoms from monolayer graphene on iridium has been observed at 160 K and 300 K. Migration processes have been shown to be frozen at 160 K, and cesium atoms to be located only at the graphene surface. At 300 K, due to intercalation an additional layer of cesium atoms is produced and located under the graphene layer. We believe that observed electron-stimulated desorption of cesium atoms is due to the non-metal nature of the adsorbed graphene film independently on the metal nature under it: iridium or cesium.https://physchemaspects.ru/archives/2018/fh2018-doi-10-26456-pcascnn-2018-10-383.pdfelectron-stimulated desorptiongrapheneintercalation
spellingShingle Yu.A. Kuznetsov
N.P. Lavrovskaya
E.V. Rut’kov
N.R. Gall
Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
Физико-химические аспекты изучения кластеров, наноструктур и наноматериалов
electron-stimulated desorption
graphene
intercalation
title Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
title_full Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
title_fullStr Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
title_full_unstemmed Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
title_short Temperature effect on electron-stimulated desorption of cesium atoms from graphene on iridium
title_sort temperature effect on electron stimulated desorption of cesium atoms from graphene on iridium
topic electron-stimulated desorption
graphene
intercalation
url https://physchemaspects.ru/archives/2018/fh2018-doi-10-26456-pcascnn-2018-10-383.pdf
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AT nplavrovskaya temperatureeffectonelectronstimulateddesorptionofcesiumatomsfromgrapheneoniridium
AT evrutkov temperatureeffectonelectronstimulateddesorptionofcesiumatomsfromgrapheneoniridium
AT nrgall temperatureeffectonelectronstimulateddesorptionofcesiumatomsfromgrapheneoniridium