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J Phys Chem C Nanomater Interfaces. 2016 Sep 08;120(35):19848-19855. doi: 10.1021/acs.jpcc.6b06405. Epub 2016 Aug 15.

Galvanic Exchange in Colloidal Metal/Metal-Oxide Core/Shell Nanocrystals.

The journal of physical chemistry. C, Nanomaterials and interfaces

Dominik Kriegner, Mykhailo Sytnyk, Heiko Groiss, Maksym Yarema, Wolfgang Grafeneder, Peter Walter, Ann-Christin Dippel, Matthias Meffert, Dagmar Gerthsen, Julian Stangl, Wolfgang Heiss

Affiliations

  1. Institute of Semiconductor and Solid State Physics, Johannes Kepler University, Altenberger Straße 69, A-4040 Linz, Austria; Department of Condensed Matter Physics, Charles University Prague, Ke Karlovu 5, 121 16 Praha 2, Czech Republic.
  2. Institute of Semiconductor and Solid State Physics, Johannes Kepler University, Altenberger Straße 69, A-4040 Linz, Austria; Materials Science Department (Materials for Electronics and Energy Technology), Friedrich-Alexander Universität, Fürtherstrasse 250, D-90429 Nürnberg, Germany.
  3. Christian Doppler Laboratory for Microscopic and Spectroscopic Material Characterization, Center for Surface and Nanoanalytics (ZONA), Johannes Kepler University, Altenberger Straße 69, A-4040 Linz, Austria; Laboratory for Electron Microscopy, Karlsruhe Institute of Technology, D-76131 Karlsruhe, Germany.
  4. Institute of Semiconductor and Solid State Physics, Johannes Kepler University , Altenberger Straße 69, A-4040 Linz, Austria.
  5. Deutsches Elektronen-Synchrotron DESY , Notkestraße 85, D-22607 Hamburg, Germany.
  6. Laboratory for Electron Microscopy, Karlsruhe Institute of Technology , D-76131 Karlsruhe, Germany.

PMID: 27635186 PMCID: PMC5018861 DOI: 10.1021/acs.jpcc.6b06405

Abstract

While galvanic exchange is commonly applied to metallic nanoparticles, recently its applicability was expanded to metal-oxides. Here the galvanic exchange is studied in metal/metal-oxide core/shell nanocrystals. In particular Sn/SnO

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