Identifying and avoiding dead ends in the characterization of heterogeneous catalysts at the gas–solid interface

A Beck, V Paunović, JA van Bokhoven - Nature Catalysis, 2023 - nature.com
The goal of catalyst characterization is to understand the structure and properties of a
catalytic material and how they ultimately affect catalytic performance. However, pitfalls in …

Single-atom heterogeneous catalysts for sustainable organic synthesis

G Giannakakis, S Mitchell, J Pérez-Ramírez - Trends in Chemistry, 2022 - cell.com
Single-atom heterogeneous catalysts (SACs) incorporating isolated metal centers on solid
supports demonstrate promise for improving the sustainability of commercial organic …

Limits of detection for EXAFS characterization of heterogeneous single-atom catalysts

J Finzel, KM Sanroman Gutierrez, AS Hoffman… - ACS …, 2023 - ACS Publications
Single-atom catalysts (SACs), consisting of individual metal atoms dispersed on a support,
attract attention due to their unique reactivity, efficient use of precious metals, and precise …

Entropy confinement promotes hydrogenolysis activity for polyethylene upcycling

Q Kang, M Chu, P Xu, X Wang, S Wang… - Angewandte Chemie …, 2023 - Wiley Online Library
Chemical upcycling that catalyzes waste plastics back to high‐purity chemicals holds great
promise in end‐of‐life plastics valorization. One of the main challenges in this process is the …

Hydroformylation of olefins catalyzed by single-atom Co (II) sites in zirconium phosphate

H Gong, X Zhao, Y Qin, W Xu, X Wei, Q Peng, Y Ma… - Journal of …, 2022 - Elsevier
Hydroformylation of olefins over ligand-free heterogeneous catalysts is highly attractive
chemical process owning to both fundamental research interests and potential commercial …

Experimental and Theoretical Characterization of Rh Single Atoms Supported on γ-Al2O3 with Varying Hydroxyl Contents during NO Reduction by CO

AJ Hoffman, C Asokan, N Gadinas, E Schroeder… - ACS …, 2022 - ACS Publications
Oxide-supported Rh catalysts are important components of commercial three-way catalysts
for pollution abatement. Despite their universal application, many mysteries remain about …

Active Site Entropy of Atomically Dispersed Rh/Al2O3 Catalysts Dictates Activity for Ethylene Hydroformylation

G Zakem, P Christopher - ACS Catalysis, 2023 - ACS Publications
The interpretation of catalytic kinetics on supported metal catalysts typically assumes that
catalytic cycles occur on static active site structures apart from local rearrangement in the …

Tailoring the Near-Surface Environment of Rh Single-Atom Catalysts for Selective CO2 Hydrogenation

AH Jenkins, EE Dunphy, MF Toney, CB Musgrave… - ACS …, 2023 - ACS Publications
We used a combination of experimental spectroscopies, density functional theory
calculations, and CO2 hydrogenation studies to investigate the effects of modifying single …

Structure sensitivity in Pt-catalyzed hydrodeoxygenation of multi-oxygenated lignol model compounds

J Marlowe, PC Ford, MM Abu-Omar… - Catalysis Science & …, 2023 - pubs.rsc.org
The valorization of lignin into aromatic chemicals such as benzene, toluene, and xylenes
(BTX) has the potential to promote sustainability in the chemical industry. A critical step in …

Bio-enabled Engineering of Multifunctional “Living” Surfaces

DP Arnold, SC Takatori - ACS nano, 2023 - ACS Publications
Through the magic of “active matter”─ matter that converts chemical energy into mechanical
work to drive emergent properties─ biology solves a myriad of seemingly enormous …