001     39880
005     20180210131608.0
024 7 _ |2 DOI
|a 10.1088/0953-8984/13/21/325
024 7 _ |2 WOS
|a WOS:000169172900026
037 _ _ |a PreJuSER-39880
041 _ _ |a eng
082 _ _ |a 530
084 _ _ |2 WoS
|a Physics, Condensed Matter
100 1 _ |a Giesen, M.
|0 P:(DE-Juel1)4744
|b 0
|u FZJ
245 _ _ |a Atomic transport processes on electrodes in liquid environment
260 _ _ |a Bristol
|b IOP Publ.
|c 2001
300 _ _ |a 5009 - 5026
336 7 _ |a Journal Article
|0 PUB:(DE-HGF)16
|2 PUB:(DE-HGF)
336 7 _ |a Output Types/Journal article
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336 7 _ |a Journal Article
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336 7 _ |a ARTICLE
|2 BibTeX
336 7 _ |a JOURNAL_ARTICLE
|2 ORCID
336 7 _ |a article
|2 DRIVER
440 _ 0 |a Journal of Physics: Condensed Matter
|x 0953-8984
|0 3703
|v 13
500 _ _ |a Record converted from VDB: 12.11.2012
520 _ _ |a We present an overview on the method of analysing equilibrium step fluctuations on metal electrodes to study atomic transport processes at the solid/liquid interface. It is demonstrated that this method provides an access road to a quantitative understanding of surface mobility on metal electrodes. Likewise it is shown that the investigation of step fluctuations is a method to determine activation energies and-with the help of recently introduced temperature dependence experiments-pre-exponential factors. We will show that the dependence of surface mobility on electrode potential and on the electrolyte may be rather complex. As examples, we present STM studies on stepped Cu(111) and Ag(111) electrodes in aqueous electrolytes. For Cu (111) in HCl, we find that the time dependence of step fluctuations obeys a t(1/3)-law, which entails that step fluctuations are dominated by fast attachment/detachment kinetics at steps and slow terrace diffusion. For Ag(111) in CuSO4 and H2SO4, an L(1/2)t(1/2)- dependence (with L the step distance) near the potential of fast Ag dissolution is observed. This time dependence corresponds to an atomic transport based on terrace diffusion and transport through the liquid. We also show that the results of temperature dependent studies of step fluctuations on Ag(111) are in excellent agreement with previous investigations concerning the potential dependence.
536 _ _ |a Struktur und Dynamik von Grenzflächen
|c 29.25.0
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588 _ _ |a Dataset connected to Web of Science
650 _ 7 |a J
|2 WoSType
700 1 _ |a Baier, S.
|0 P:(DE-Juel1)VDB5710
|b 1
|u FZJ
773 _ _ |a 10.1088/0953-8984/13/21/325
|g Vol. 13, p. 5009 - 5026
|p 5009 - 5026
|q 13<5009 - 5026
|0 PERI:(DE-600)1472968-4
|t Journal of physics / Condensed matter
|v 13
|y 2001
|x 0953-8984
909 C O |o oai:juser.fz-juelich.de:39880
|p VDB
913 1 _ |k 29.25.0
|v Struktur und Dynamik von Grenzflächen
|l Grenzflächen- und Vakuumforschung
|b Struktur der Materie und Materialforschung
|0 G:(DE-Juel1)FUEK60
|x 0
914 1 _ |y 2001
915 _ _ |0 StatID:(DE-HGF)0010
|a JCR/ISI refereed
920 1 _ |k ISG-3
|l Institut für Grenzflächen und Vakuumtechnologien
|d 31.12.2006
|g ISG
|0 I:(DE-Juel1)VDB43
|x 0
970 _ _ |a VDB:(DE-Juel1)5297
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980 _ _ |a journal
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980 _ _ |a UNRESTRICTED
981 _ _ |a I:(DE-Juel1)PGI-3-20110106


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