Water's place in Au catalysis

GM Mullen, CB Mullins - Science, 2014 - science.org
… gold catalystswater in the reactant feed stream can increase catalytic activity by up to
several orders of magnitude (2). Many conflicting reports have been proposed for the role of water

Gold atoms stabilized on various supports catalyze the water–gas shift reaction

M Flytzani-Stephanopoulos - Accounts of chemical research, 2014 - ACS Publications
catalyzed by single-site metal centers, such as the water–gas shift (WGS) reaction that converts
carbon monoxide and water … can prepare active and stable Au/FeO x catalysts for the low-…

Gold catalysis

ASK Hashmi, GJ Hutchings - … Chemie International Edition, 2006 - Wiley Online Library
Au catalysts since Au 0 , Au + , and Au 3+ can be distinguished and the method can be used
in situ. Au/Fe 2 O 3 catalystsWater gas shift activity of Au catalysts at low-temperature was …

Advances in the catalysis of Au nanoparticles

M Haruta, M Daté - Applied Catalysis A: General, 2001 - Elsevier
… 600 K, respectively, supported Au catalysts appear to be advantageous in operation … Au
catalysts, it was found that Au/TiO 2 was selective to the formation of CO, namely, reverse water-…

Catalysis by gold

GC Bond, DT Thompson - Catalysis Reviews, 1999 - Taylor & Francis
… Gold catalysts also have potential for both selective and … carbon monoxide or dioxide, for
the water–gas shift, and for the … EXAFS results for Au/SiO 2 and Au/Al 2 O 3 catalysts has been …

Homogeneous gold catalysis: mechanism and relativistic effects of the addition of water to propyne

M Lein, M Rudolph, SK Hashmi… - Organometallics, 2010 - ACS Publications
… a peculiarity of the water addition in the Au(III) case or if our … two water molecules holds the
reactive complex in place and … not only catalyzed by Au(III) but also catalyzed by water at the …

Vital role of moisture in the catalytic activity of supported gold nanoparticles

M Daté, M Okumura, S Tsubota… - Angewandte Chemie …, 2004 - Wiley Online Library
… Supported Au catalysts exhibit significant activity not only at low temperatures, 8 but … water
vapor to extremely low levels, 19 and show that such low levels can still influence the catalytic

Water-enhanced catalysis of CO oxidation on free and supported gold nanoclusters

A Bongiorno, U Landman - Physical review letters, 2005 - APS
… Our calculations show that water adsorbs (relatively weakly) on free and supported Au
Indeed, in the presence of an adsorbed water molecule O2 preferentially adsorbs (in a singlet …

Ligand effects in homogeneous Au catalysis

DJ Gorin, BD Sherry, FD Toste - Chemical reviews, 2008 - ACS Publications
Au catalysis, with substantial weight given to advances within the past year. Due to the
ever accelerating rate of publications on Au catalysis… phosphine ligands to produce water-soluble …

[PDF][PDF] Shape and Crystal‐Plane Effects of Nanoscale Ceria on the Activity of Au‐CeO2 Catalysts for the Water–Gas Shift Reaction

R Si, M Flytzani‐Stephanopoulos - … Chemie International Edition, 2008 - academia.edu
… [20–23] In summary, we have prepared gold-ceria catalysts by depositing gold on the
different facets of ceria nanorods, nanocubes, and nanopolyhedra in a two-step process that …