Dilute alloys based on Au, Ag, or Cu for efficient catalysis: from synthesis to active sites

JD Lee, JB Miller, AV Shneidman, L Sun… - Chemical …, 2022 - ACS Publications
The development of new catalyst materials for energy-efficient chemical synthesis is critical
as over 80% of industrial processes rely on catalysts, with many of the most energy-intensive …

Evaporation-induced self-assembly of metal oxide inverse opals: from synthesis to applications

JES Hoeven, AV Shneidman, NJ Nicolas… - Accounts of Chemical …, 2022 - ACS Publications
Conspectus Inverse opals (IOs) are highly interconnected three-dimensional macroporous
structures with applications in a variety of disciplines from optics to catalysis. For instance …

Deconvoluting the individual effects of nanoparticle proximity and size in thermocatalysis

KRG Lim, SK Kaiser, H Wu, S Garg, CR O'Connor… - ACS …, 2024 - ACS Publications
Nanoparticle (NP) size and proximity are two physical descriptors applicable to practically all
NP-supported catalysts. However, with conventional catalyst design, independent variation …

Entropic control of HD exchange rates over dilute Pd-in-Au alloy nanoparticle catalysts

JES van der Hoeven, HT Ngan, A Taylor… - ACS …, 2021 - ACS Publications
Dilute Pd-in-Au alloy catalysts are promising materials for selective hydrogenation catalysis.
Extensive surface science studies have contributed mechanistic insight on the energetic …

Controlling nanoparticle placement in Au/TiO 2 inverse opal photocatalysts

M Bijl, KRG Lim, S Garg, NJ Nicolas, NL Visser… - Nanoscale, 2024 - pubs.rsc.org
Gold nanoparticle-loaded titania (Au/TiO2) inverse opals are highly ordered three-
dimensional photonic structures with enhanced photocatalytic properties. However, fine …

Colloidal templating in catalyst design for thermocatalysis

KRG Lim, M Aizenberg, J Aizenberg - Journal of the American …, 2024 - ACS Publications
Conventional catalyst preparative methods commonly entail the impregnation, precipitation,
and/or immobilization of nanoparticles on their supports. While convenient, such methods do …

Identifying the optimal Pd ensemble size in dilute PdAu alloy nanomaterials for benzaldehyde hydrogenation

SK Kaiser, JES Van Der Hoeven, G Yan, KRG Lim… - ACS …, 2023 - ACS Publications
Unraveling metal nuclearity effects is central for active site identification and the
development of high-performance heterogeneous catalysts. Herein, a platform of …

Selective oxidation of linear alcohols: the promotional effect of water and inhibiting effect of carboxylates over dilute PdAu catalysts

JD Lee, A Filie, L Wilson, K Nguyen… - Journal of Materials …, 2024 - pubs.rsc.org
Dilute PdAu alloys are promising catalysts for selective oxidation with high activity and high
selectivity. The promotional effect of Pd for selective alcohol oxidation is strongly dependent …

Dilute Pd-in-Au alloy RCT-SiO2 catalysts for enhanced oxidative methanol coupling

A Filie, T Shirman, AC Foucher, EA Stach… - Journal of …, 2021 - Elsevier
Dilute alloy catalysts have the potential to enhance selectivity and activity for large-scale
reactions. Highly dilute Pd-in-Au nanoparticle alloys partially embedded in porous silica …

Influence of Pd Concentration in Au–Pd Nanoparticles for the Hydrogenation of Alkynes

AC Foucher, HT Ngan, T Shirman, A Filie… - ACS Applied Nano …, 2023 - ACS Publications
Supported Au–Pd nanoparticles with low Pd content (between 2% and 25%) are excellent
catalysts for the selective hydrogenation of alkynes into alkenes, a crucial step for …