From Crystalline to Amorphous Germania Bilayer Films at the Atomic Scale: Preparation and Characterization

Abstract: A new two‐dimensional (2D) germanium dioxide film has been prepared. The film consists of interconnected germania tetrahedral units forming a bilayer structure, weakly coupled to the supporting Pt (111) metal‐substrate. Density functional theory calculations predict a stable structure of 558‐membered rings for germania films, while for silica films 6‐membered rings are preferred. By varying the preparation conditions the degree of order in the germania films is tuned. Crystalline, intermediate ordered and purely amorphous film structures are resolved by analysing scanning tunnelling microscopy images.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
From Crystalline to Amorphous Germania Bilayer Films at the Atomic Scale: Preparation and Characterization ; volume:58 ; number:32 ; year:2019 ; pages:10903-10908 ; extent:6
Angewandte Chemie / International edition. International edition ; 58, Heft 32 (2019), 10903-10908 (gesamt 6)

Creator
Lewandowski, Adrián L.
Tosoni, Sergio
Gura, Leonard
Schlexer, Philomena
Marschalik, Patrik
Schneider, Wolf‐Dieter
Heyde, Markus
Pacchioni, Gianfranco
Freund, Hans‐Joachim

DOI
10.1002/anie.201903922
URN
urn:nbn:de:101:1-2022081206254864610191
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:27 AM CEST

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