In Situ/Operando Electrocatalyst Characterization by X-ray Absorption Spectroscopy

J Timoshenko, B Roldan Cuenya - Chemical reviews, 2020 - ACS Publications
During the last decades, X-ray absorption spectroscopy (XAS) has become an
indispensable method for probing the structure and composition of heterogeneous catalysts …

Toward realistic models of the electrocatalytic oxygen evolution reaction

TE Jones, D Teschner, S Piccinin - Chemical Reviews, 2024 - ACS Publications
The electrocatalytic oxygen evolution reaction (OER) supplies the protons and electrons
needed to transform renewable electricity into chemicals and fuels. However, the OER is …

Atomic metal–non-metal catalytic pair drives efficient hydrogen oxidation catalysis in fuel cells

Q Wang, H Wang, H Cao, CW Tung, W Liu, SF Hung… - Nature Catalysis, 2023 - nature.com
Rational design of efficient hydrogen oxidation reaction (HOR) electrocatalysts with
maximum utilization of platinum-group metal sites is critical to hydrogen fuel cells, but …

Key role of chemistry versus bias in electrocatalytic oxygen evolution

HN Nong, LJ Falling, A Bergmann, M Klingenhof… - Nature, 2020 - nature.com
The oxygen evolution reaction has an important role in many alternative-energy schemes
because it supplies the protons and electrons required for converting renewable electricity …

Engineering single-atom sites into pore-confined nanospaces of porphyrinic metal–organic frameworks for the highly efficient photocatalytic hydrogen evolution …

Q Mo, L Zhang, S Li, H Song, Y Fan… - Journal of the American …, 2022 - ACS Publications
As a type of heterogeneous catalyst expected for the maximum atom efficiency, a series of
single-atom catalysts (SACs) containing spatially isolated metal single atoms (M-SAs) have …

Coordination engineering of iridium nanocluster bifunctional electrocatalyst for highly efficient and pH-universal overall water splitting

Q Wang, CQ Xu, W Liu, SF Hung, H Bin Yang… - Nature …, 2020 - nature.com
Water electrolysis offers a promising energy conversion and storage technology for
mitigating the global energy and environmental crisis, but there still lack highly efficient and …

A general strategy to immobilize single‐atom catalysts in metal–organic frameworks for enhanced photocatalysis

J Sui, H Liu, S Hu, K Sun, G Wan, H Zhou… - Advanced …, 2022 - Wiley Online Library
Single‐atom catalysts (SACs) are witnessing rapid development due to their high activity
and selectivity toward diverse reactions. However, it remains a grand challenge in the …

A unique oxygen ligand environment facilitates water oxidation in hole-doped IrNiOx core–shell electrocatalysts

HN Nong, T Reier, HS Oh, M Gliech, P Paciok… - Nature Catalysis, 2018 - nature.com
The electro-oxidation of water to oxygen is expected to play a major role in the development
of future electrochemical energy conversion and storage technologies. However, the slow …

A highly active, long‐lived oxygen evolution electrocatalyst derived from open‐framework iridates

L Yang, L Shi, H Chen, X Liang, B Tian… - Advanced …, 2023 - Wiley Online Library
The acidic oxygen evolution reaction underpins several important electrical‐to‐chemical
energy conversions, and this energy‐intensive process relies industrially on iridium‐based …

Electrochemical Catalyst–Support Effects and Their Stabilizing Role for IrOx Nanoparticle Catalysts during the Oxygen Evolution Reaction

HS Oh, HN Nong, T Reier, A Bergmann… - Journal of the …, 2016 - ACS Publications
Redox-active support materials can help reduce the noble-metal loading of a solid chemical
catalyst while offering electronic catalyst–support interactions beneficial for catalyst …