Deutsch
 
Hilfe Datenschutzhinweis Impressum
  DetailsucheBrowse

Datensatz

 
 
DownloadE-Mail
  Electrochemical Surface Oxidation of Copper Studied by in Situ Grazing Incidence X-ray Diffraction

Scherzer, M., Girgsdies, F., Stotz, E., Willinger, M. G., Frei, E., Schlögl, R., et al. (2019). Electrochemical Surface Oxidation of Copper Studied by in Situ Grazing Incidence X-ray Diffraction. The Journal of Physical Chemistry C, 123(21), 13253-13262. doi:10.1021/acs.jpcc.9b00282.

Item is

Basisdaten

einblenden: ausblenden:
Genre: Zeitschriftenartikel

Dateien

einblenden: Dateien
ausblenden: Dateien
:
acs.jpcc.9b00282.pdf (Verlagsversion), 4MB
Name:
acs.jpcc.9b00282.pdf
Beschreibung:
-
OA-Status:
Sichtbarkeit:
Öffentlich
MIME-Typ / Prüfsumme:
application/pdf / [MD5]
Technische Metadaten:
Copyright Datum:
2019
Copyright Info:
The Author(s)

Externe Referenzen

einblenden:

Urheber

einblenden:
ausblenden:
 Urheber:
Scherzer, Michael1, 2, Autor           
Girgsdies, Frank1, Autor           
Stotz, Eugen1, Autor           
Willinger, Marc Georg1, 3, Autor           
Frei, Elias1, Autor           
Schlögl, Robert1, 2, Autor           
Pietsch, Ullrich4, Autor
Lunkenbein, Thomas1, Autor           
Affiliations:
1Inorganic Chemistry, Fritz Haber Institute, Max Planck Society, ou_24023              
2Research Department Schlögl, Max Planck Institute for Chemical Energy Conversion, Max Planck Society, ou_3023874              
3Scientific Center for Optical and Electron Microscopy, ETH Zürich, 8093 Zürich, Switzerland, ou_persistent22              
4Department of Physics, University of Siegen, Siegen, Germany, ou_persistent22              

Inhalt

einblenden:
ausblenden:
Schlagwörter: -
 Zusammenfassung: Grazing incidence X-ray diffractometry (GIXRD) can deliver integral information on the structure and chemistry of surface near regions, which can be beneficial for functional materials related to interfacial reactions. Here, we present an in situ laboratory GIXRD setup for electrochemical experiments. The method is capable of directly correlating changes of the crystalline surface structure to the electrochemical conditions. It combines cyclovoltametric (CV) and chronoamperometric (CA) curves of crystalline samples, which can be recorded over the entire pH range, with simultaneous GIXRD measurements. The stepwise oxidation of polycrystalline copper in alkaline medium acts as an example to prove the functionality of the setup. In situ GIXRD measurements during CA experiments reveal a stepwise oxidation mechanism of metallic Cu to Cu2+ involving crystalline cuprite (Cu2O) intermediates. The results highlight the importance of conducting in situ experiments under controlled environments in order to track transient states even for a comparable simple oxidation reaction.

Details

einblenden:
ausblenden:
Sprache(n): eng - English
 Datum: 2019-05-032019-01-102019-05-152019-05-30
 Publikationsstatus: Erschienen
 Seiten: 10
 Ort, Verlag, Ausgabe: -
 Inhaltsverzeichnis: -
 Art der Begutachtung: Expertenbegutachtung
 Identifikatoren: DOI: 10.1021/acs.jpcc.9b00282
 Art des Abschluß: -

Veranstaltung

einblenden:

Entscheidung

einblenden:

Projektinformation

einblenden:

Quelle 1

einblenden:
ausblenden:
Titel: The Journal of Physical Chemistry C
  Kurztitel : J. Phys. Chem. C
Genre der Quelle: Zeitschrift
 Urheber:
Affiliations:
Ort, Verlag, Ausgabe: Washington, D.C. : American Chemical Society
Seiten: 10 Band / Heft: 123 (21) Artikelnummer: - Start- / Endseite: 13253 - 13262 Identifikator: ISSN: 1932-7447
CoNE: https://pure.mpg.de/cone/journals/resource/954926947766