Oxygen Evolution/Reduction Reaction Catalysts: From In Situ Monitoring and Reaction Mechanisms to Rational Design

Y Zhao, DP Adiyeri Saseendran, C Huang… - Chemical …, 2023 - ACS Publications
The oxygen evolution reaction (OER) and oxygen reduction reaction (ORR) are core steps of
various energy conversion and storage systems. However, their sluggish reaction kinetics …

Progress and challenges in structural, in situ and operando characterization of single-atom catalysts by X-ray based synchrotron radiation techniques

Y Liu, X Su, J Ding, J Zhou, Z Liu, X Wei… - Chemical Society …, 2024 - pubs.rsc.org
Single-atom catalysts (SACs) represent the ultimate size limit of nanoscale catalysts,
combining the advantages of homogeneous and heterogeneous catalysts. SACs have …

Resolving the role of configurational entropy in improving cycling performance of multicomponent hexacyanoferrate cathodes for sodium‐ion batteries

Y Ma, Y Hu, Y Pramudya, T Diemant… - Advanced Functional …, 2022 - Wiley Online Library
Mn‐based hexacyanoferrate (Mn‐HCF) cathodes for Na‐ion batteries usually suffer from
poor reversibility and capacity decay resulting from unfavorable phase transitions and …

Challenges and opportunities for applications of advanced X-ray spectroscopy in catalysis research

GE Cutsail III, S DeBeer - ACS Catalysis, 2022 - ACS Publications
X-ray spectroscopy has had a significant and continually growing impact on catalysis
research for nearly 50 years. In particular, the ability to obtain element selective electronic …

Entropy‐Mediated Stable Structural Evolution of Prussian White Cathodes for Long‐Life Na‐Ion Batteries

Y He, SL Dreyer, YY Ting, Y Ma, Y Hu… - Angewandte …, 2024 - Wiley Online Library
The high‐entropy approach is applied to monoclinic Prussian White (PW) Na‐ion cathodes
to address the issue of unfavorable multilevel phase transitions upon electrochemical …

X-ray free-electron laser studies reveal correlated motion during isopenicillin N synthase catalysis

P Rabe, JJAG Kamps, KD Sutherlin, JDS Linyard… - Science …, 2021 - science.org
Isopenicillin N synthase (IPNS) catalyzes the unique reaction of l-δ-(α-aminoadipoyl)-l-
cysteinyl-d-valine (ACV) with dioxygen giving isopenicillin N (IPN), the precursor of all …

Fe–N–C electrocatalyst and its electrode: are we talking about the same material?

VA Saveleva, K Kumar, P Theis, NS Salas… - ACS Applied Energy …, 2023 - ACS Publications
Evaluation of the electrocatalyst performance data includes an electrode preparation step.
Herein, we compare the structural composition of Fe–N–C materials, used to electrocatalyze …

Electrochemical transformation of Fe-NC catalysts into iron oxides in alkaline medium and its impact on the oxygen reduction reaction activity

R Sgarbi, K Kumar, VA Saveleva, L Dubau… - Applied Catalysis B …, 2022 - Elsevier
Precious metal-free Fe-NC catalysts efficiently electrocatalyze the oxygen reduction reaction
both in acid and alkaline electrolyte. Their stability is however limited in acidic medium, but …

XABOOM: An x-ray absorption benchmark of organic molecules based on carbon, nitrogen, and oxygen 1s→ π* transitions

T Fransson, IE Brumboiu, ML Vidal… - Journal of Chemical …, 2021 - ACS Publications
The performance of several standard and popular approaches for calculating X-ray
absorption spectra at the carbon, nitrogen, and oxygen K-edges of 40 primarily organic …

Ferricyanide photo-aquation pathway revealed by combined femtosecond Kβ main line and valence-to-core x-ray emission spectroscopy

M Reinhard, A Gallo, M Guo, AT Garcia-Esparza… - Nature …, 2023 - nature.com
Reliably identifying short-lived chemical reaction intermediates is crucial to elucidate
reaction mechanisms but becomes particularly challenging when multiple transient species …