Surface science under reaction conditions: CO oxidation on Pt and Pd model catalysts

MA Van Spronsen, JWM Frenken… - Chemical Society …, 2017 - pubs.rsc.org
Platinum and palladium are frequently used as catalytic materials, for example for the
oxidation of CO. This is one of the most widely studied reactions in the field of surface …

Surface States Governing the Activity and Selectivity of Pt-Based Ammonia Slip Catalysts for Selective Ammonia Oxidation

V Marchuk, DI Sharapa, JD Grunwaldt… - ACS Catalysis, 2024 - ACS Publications
Selective oxidation of ammonia to nitrogen over Pt/Al2O3 was studied in order to determine
active Pt species for the activity and selectivity of Pt under conditions close to those of …

Optimization of ionomer-free ultra-low loading Pt catalyst for anode/cathode of PEMFC via magnetron sputtering

A Ostroverkh, V Johánek, M Dubau, P Kúš… - International Journal of …, 2019 - Elsevier
In this study, thin-film Pt catalysts with ultra-low metal loadings (ranging from 1 to 200 μg
cm− 2) were prepared by magnetron sputtering onto various carbon-based substrates …

Highly oxidized platinum nanoparticles prepared through radio‐frequency sputtering: thermal stability and reaction probability towards CO

DA Svintsitskiy, LS Kibis, AI Stadnichenko… - …, 2015 - Wiley Online Library
Platinum‐oxide nanoparticles were prepared through the radio‐frequency (RF) discharge
sputtering of a Pt electrode in an oxygen atmosphere. The structure, particles size, electronic …

Study of active surface centers of Pt/CeO2 catalysts prepared using radio-frequency plasma sputtering technique

AI Stadnichenko, VV Muravev, SV Koscheev… - Surface Science, 2019 - Elsevier
RF-plasma deposition of Pt on a nanosized ceria powder support has been performed
directly in photoelectron spectrometer chambers to prepare model catalysts. The plasma …

Role of surface coverage of alumina with Pt nanoparticles deposited by laser electrodispersion in catalytic CO oxidation

EV Golubina, TN Rostovshchikova, ES Lokteva… - Applied Surface …, 2021 - Elsevier
This work elucidates the role of surface coverage of alumina with Pt nanoparticles on the
catalyst efficiency in CO oxidation. Size-selected Pt nanoparticles were deposited on the …

Polarization dependence of ZnO Schottky barriers revealed by photoelectron spectroscopy

P Wendel, S Periyannan, W Jaegermann, A Klein - Physical Review Materials, 2020 - APS
In order to answer the question of whether Schottky barriers on polar ZnO surfaces are
different at Zn-and O-terminated surfaces, the interface formation of n-type ZnO and different …

Ambient oxidation of ultrasmall platinum nanoparticles on microporous carbon catalyst supports

R Banerjee, DA Chen, S Karakalos… - ACS Applied Nano …, 2018 - ACS Publications
Ultrasmall platinum nanoparticles on carbon catalyst supports undergo oxidation in ambient
air. A systematic survey of carbon supports with controlled pore structures was conducted to …

Well-crystallized ZnCo2O4 nanosheets as a new-style support of Au catalyst for high efficient CO preferential oxidation in H2 stream under visible light irradiation

K Yang, Y Zhang, C Meng, FF Cao, X Chen, X Fu… - Applied Surface …, 2017 - Elsevier
A kind of high dispersed gold catalyst supported on the spinel ZnCo 2 O 4 nanosheets was
readily fabricated by a facile template-free wet chemical method for CO oxidation in H 2-rich …

Hydrogen production via methanol oxidation on platinum oxide thin film catalyst: Influence of methanol-to-oxygen ratio

A Rednyk, A Ostroverkh, V Johánek - international journal of hydrogen …, 2017 - Elsevier
Platinum oxide (PtO x) thin films deposited by means of radio frequency (rf) magnetron
sputtering on oxidized Si substrate were investigated under realistic conditions as efficient …