Effect of Pd Coordination and Isolation on the Catalytic Reduction of O2 to H2O2 over PdAu Bimetallic Nanoparticles

T Ricciardulli, S Gorthy, JS Adams… - Journal of the …, 2021 - ACS Publications
The direct synthesis of hydrogen peroxide (H2+ O2→ H2O2) may enable low-cost H2O2
production and reduce environmental impacts of chemical oxidations. Here, we synthesize a …

Direct synthesis of H2O2 on Pd and AuxPd1 clusters: Understanding the effects of alloying Pd with Au

NM Wilson, P Priyadarshini, S Kunz, DW Flaherty - Journal of catalysis, 2018 - Elsevier
Abstract Direct synthesis (H 2+ O 2→ H 2 O 2) could produce H 2 O 2 (an environmentally
benign oxidant) more cost-effectively and sustainably than anthraquinone oxidation …

Understanding hydrogen pressure control of furfural hydrogenation selectivity on a Pd (1 1 1) model catalyst

R Bavisotto, SP Roy, N Hopper, WT Tysoe - Journal of Catalysis, 2023 - Elsevier
We investigate the postulate that hydrogen pressure influences the furfural hydrogenation
selectivity on palladium to form decarbonylation products at low hydrogen pressures, but 2 …

Simulating segregation in a ternary Cu–Pd–Au alloy with density functional theory, machine learning, and Monte Carlo simulations

Y Yang, Z Guo, AJ Gellman… - The Journal of Physical …, 2022 - ACS Publications
Simulation of the segregation profile of multicomponent alloys is important to investigate the
catalytic properties of alloy catalysts. Density functional theory (DFT) is too expensive to use …

Ce 0.6 Zr 0.3 Y 0.1 O 2 nanorod supported gold and palladium alloy nanoparticles: high-performance catalysts for toluene oxidation

W Tan, J Deng, S Xie, H Yang, Y Jiang, G Guo, H Dai - Nanoscale, 2015 - pubs.rsc.org
The Ce0. 6Zr0. 3Y0. 1O2 (CZY) nanorods and their supported gold and palladium alloy
(zAuxPdy/CZY; z= 0.80–0.93 wt%; x or y= 0, 1, 2) nanoparticles (NPs) were prepared using …

Promotional Role of Acid Sites on Aluminosilicate-Supported PdAu for Vinyl Acetate Synthesis

HP Jacobs, WC Elias, KN Heck, DP Dean… - ACS …, 2023 - ACS Publications
PdAu catalysts supported on both pure silica and aluminosilicates and promoted with KOAc
are the most active and selective compositions for the industrial-scale acetoxylation of …

Molecular insights into the vinyl acetate synthesis on Pd/Au (1 1 1) Surface: Effects of potassium ion

H Sun, P Qiu, Y Yang, J Liu, L Zhang, Z Liu - Applied Surface Science, 2022 - Elsevier
The surface structure of bimetallic Pd/Au catalyst, accompanied by the presence of
potassium acetate (KOAc) are critical for synthesis of vinyl acetate (VAc). In this study …

Impregnation of KOAc on PdAu/SiO 2 causes Pd-acetate formation and metal restructuring

HP Jacobs, WC Elias, KN Heck, DP Dean… - Journal of Materials …, 2023 - pubs.rsc.org
Potassium-promoted, oxide-supported PdAu is catalytically active for the gas-phase
acetoxylation of ethylene to form vinyl acetate monomer (VAM), in which the potassium …

The interplay between homogeneous and heterogeneous phases of PdAu catalysts for the oxidation of alcohols

J Jover, M García-Ratés, N López - ACS Catalysis, 2016 - ACS Publications
The relationship between the homogeneous and heterogeneous phases of a catalyst is
widely neglected in part due to the inherent differences between the experimental and …

Reducibility Studies of Ceria, Ce0.85Zr0.15O2 (CZ) and Au/CZ Catalysts after Alkali Ion Doping: Impact on Activity in Oxidation of NO and CO

EM Iwanek, LF Liotta, S Williams, L Hu, H Ju… - Catalysts, 2022 - mdpi.com
The aim of these studies was to perform thorough research on the influence of alkali metal
ions (Li, Na, K and Cs) on the properties of nanogold catalysts supported on ceria–zirconia …