Water gas shift catalysis

C Ratnasamy, JP Wagner - Catalysis Reviews, 2009 - Taylor & Francis
Developments in water gas shift (WGS) catalysis, especially during the last decade, are
reviewed. Recent developments include the development of chromium‐free catalysts that …

Surface segregation in bimetallic nanoparticles: a critical issue in electrocatalyst engineering

H Liao, A Fisher, ZJ Xu - Small, 2015 - Wiley Online Library
Bimetallic nanoparticles are a class of important electrocatalyst. They exhibit a synergistic
effect that critically depends on the surface composition, which determines the surface …

Lonely atoms with special gifts: breaking linear scaling relationships in heterogeneous catalysis with single-atom alloys

MT Darby, M Stamatakis, A Michaelides… - The journal of physical …, 2018 - ACS Publications
We discuss a simple yet effective strategy for esca** traditional linear scaling relations in
heterogeneous catalysis with highly dilute bimetallic alloys known as single-atom alloys …

Surface evolution of a Pt–Pd–Au electrocatalyst for stable oxygen reduction

J Li, HM Yin, XB Li, E Okunishi, YL Shen, J He… - Nature Energy, 2017 - nature.com
Core–shell nanocatalysts have demonstrated potential as highly active low-Pt fuel cell
cathodes for the oxygen reduction reaction (ORR); however, challenges remain in …

Isolated metal atom geometries as a strategy for selective heterogeneous hydrogenations

G Kyriakou, MB Boucher, AD Jewell, EA Lewis… - Science, 2012 - science.org
Facile dissociation of reactants and weak binding of intermediates are key requirements for
efficient and selective catalysis. However, these two variables are intimately linked in a way …

Understanding the electrocatalysis of oxygen reduction on platinum and its alloys

IEL Stephens, AS Bondarenko, U Grønbjerg… - Energy & …, 2012 - pubs.rsc.org
The high cost of low temperature fuel cells is to a large part dictated by the high loading of Pt
required to catalyse the oxygen reduction reaction (ORR). Arguably the most viable route to …

Tuning the activity of Pt (111) for oxygen electroreduction by subsurface alloying

IEL Stephens, AS Bondarenko… - Journal of the …, 2011 - ACS Publications
To enable the development of low temperature fuel cells, significant improvements are
required to the efficiency of the Pt electrocatalysts at the cathode, where oxygen reduction …

Monolayer bimetallic surfaces: Experimental and theoretical studies of trends in electronic and chemical properties

JG Chen, CA Menning, MB Zellner - Surface Science Reports, 2008 - Elsevier
The current review focuses on the general trends in the electronic and chemical properties
of monolayer bimetallic surfaces (MBS). The MBS is defined in this review as a monolayer of …

Physical and Chemical Nature of the Scaling Relations between Adsorption Energies<? format?> of Atoms on Metal Surfaces

F Calle-Vallejo, JI Martínez, JM García-Lastra… - Physical review …, 2012 - APS
Despite their importance in physics and chemistry, the origin and extent of the scaling
relations between the energetics of adsorbed species on surfaces remain elusive. We …

Synergetic effect of surface and subsurface Ni species at Pt− Ni bimetallic catalysts for CO oxidation

R Mu, Q Fu, H Xu, H Zhang, Y Huang… - Journal of the …, 2011 - ACS Publications
Various well-defined Ni− Pt (111) model catalysts are constructed at atomic-level precision
under ultra-high-vacuum conditions and characterized by X-ray photoelectron spectroscopy …