observation of the crystal structure transition of Pt-Sn intermetallic nanoparticles during deactivation and regeneration.

Chem Commun (Camb)

State Key Laboratory of Applied Organic Chemistry, Key Laboratory of Special Function Materials and Structure Design, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, P. R. China.

Published: June 2021

The mechanism of the deactivation and regeneration of PtSn intermetallic compound nanoparticle (iNP) catalysts was studied by in situ TEM investigation. Our study reveals the reversible dynamic structural transition of the iNPs during deactivation and regeneration, which provides a direct correlation between the atomic structure and the catalytic activity of the iNPs.

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Source
http://dx.doi.org/10.1039/d1cc01181bDOI Listing

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