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Inside Back Cover: In Situ Study of Ethanol Electrooxidation on Monodispersed Pt 3 Sn Nanoparticles (ChemElectroChem 5/2014)
Author(s) -
Herranz Tirma,
Ibáñez María,
Gómez de la Fuente José L.,
PérezAlonso Francisco J.,
Peña Miguel A.,
Cabot Andreu,
Rojas Sergio
Publication year - 2014
Publication title -
chemelectrochem
Language(s) - English
Resource type - Reports
SCImago Journal Rank - 1.182
H-Index - 59
ISSN - 2196-0216
DOI - 10.1002/celc.201400039
Subject(s) - oxidizing agent , ethanol , catalysis , in situ , cover (algebra) , nanoparticle , acetic acid , molecule , particle (ecology) , chemistry , nanotechnology , chemical engineering , materials science , organic chemistry , biology , ecology , mechanical engineering , engineering
The inside cover picture depicts how Pt catalysts are able to break the CC bond of the ethanol molecule leading to C 1,ad species, which actually poison the catalysts. Going to more positive potentials makes it possible to remove such species by oxidizing them. The surface an oxophilic particle such as Pt 3 Sn is already covered by OH ad , even at low potentials where ethanol adsorbs. As a consequence, ethanol is easily oxidized to acetic acid, but the route to formation of C 1 oxidized species such as CO 2 is suppressed; see the Full Paper by S. Rojas et al. on page 885 (DOI: 10.1002/celc.201300254 ).

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