journal article·2020-02Open access

Cuboctahedral Platinum Nanoparticles: Simulations of the Oxidation and Degradation of Platinum Electrocatalysts (Small 5/2020)

Björn Kirchhoff, Laura Braunwarth, Christoph Jung, Hannes Jónsson, Donato Fantauzzi, Timo Jacob

Small· Volume 16· Issue 5

Abstract

In article number 1905159, Donato Fantauzzi, Timo Jacob, and co-workers simulate the oxidative degradation of cuboctahedral platinum nanoparticles using reactive force fields and a random-number–based sampling scheme. The cover depicts the three main stages of oxidation – clean particle, surface oxidation, complete oxidation and dissolution into smaller clusters of Pt6O8 stoichiometry – of a cuboctahedral nanoparticle in aqueous environment, as obtained from theoretical simulations. Electrochemical potential scale given for context.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Laser-Ablation Synthesis of Nanoparticles

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Affiliations

Science Institute and Faculty of Physical Sciences University of Iceland 107 Reykjavík Iceland

Institute of Electrochemistry Ulm University Albert‐Einstein‐Allee 47 89081 Ulm Germany

Helmholtz Institute Ulm (HIU) Electrochemical Energy Storage Helmholtz‐Straße 16 89081 Ulm Germany

Karlsruhe Institute of Technology (KIT) P.O. Box 3640 76021 Karlsruhe Germany

References

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