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 …

State-of-the-art and developmental trends in platinum group metal-free cathode catalyst for anion exchange membrane fuel cell (AEMFC)

MM Hossen, MS Hasan, MRI Sardar… - Applied Catalysis B …, 2023 - Elsevier
AEMFC is becoming a prominent technology in portable energy sources. In an attempt to
make it economical, non-platinum catalysts are necessary to recruit in the application …

Atomically dispersed iron sites with a nitrogen–carbon coating as highly active and durable oxygen reduction catalysts for fuel cells

S Liu, C Li, MJ Zachman, Y Zeng, H Yu, B Li, M Wang… - Nature Energy, 2022 - nature.com
Nitrogen-coordinated single atom iron sites (FeN4) embedded in carbon (Fe–N–C) are the
most active platinum group metal-free oxygen reduction catalysts for proton-exchange …

Atomically dispersed metal–nitrogen–carbon catalysts for fuel cells: advances in catalyst design, electrode performance, and durability improvement

Y He, S Liu, C Priest, Q Shi, G Wu - Chemical Society Reviews, 2020 - pubs.rsc.org
The urgent need to address the high-cost issue of proton-exchange membrane fuel cell
(PEMFC) technologies, particularly for transportation applications, drives the development of …

A polymer tethering strategy to achieve high metal loading on catalysts for Fenton reactions

L Wang, L Rao, M Ran, Q Shentu, Z Wu… - Nature …, 2023 - nature.com
The development of heterogenous catalysts based on the synthesis of 2D carbon-supported
metal nanocatalysts with high metal loading and dispersion is important. However, such …

Carbon-based electrocatalysts for sustainable energy applications

J Wang, H Kong, J Zhang, Y Hao, Z Shao… - Progress in Materials …, 2021 - Elsevier
Carbon-based materials have multiple advantages including abundant sources, tunable
molecular structures, high electronic conductivity, and environmental compatibility. Rapidly …

Highly active atomically dispersed CoN 4 fuel cell cathode catalysts derived from surfactant-assisted MOFs: carbon-shell confinement strategy

Y He, S Hwang, DA Cullen, MA Uddin… - Energy & …, 2019 - pubs.rsc.org
Development of platinum group metal (PGM)-free catalysts for oxygen reduction reaction
(ORR) is essential for affordable proton exchange membrane fuel cells. Herein, a new type …

Construction of Highly Active Metal‐Containing Nanoparticles and FeCo‐N4 Composite Sites for the Acidic Oxygen Reduction Reaction

SH Yin, J Yang, Y Han, G Li, LY Wan… - Angewandte …, 2020 - Wiley Online Library
Metal‐containing nanoparticles (M‐NPs) in metal/nitrogen‐doped carbon (M‐N‐C) catalysts
have been considered hostile to the acidic oxygen reduction reaction (ORR). The relation …

Hierarchically Porous M–N–C (M = Co and Fe) Single‐Atom Electrocatalysts with Robust MNx Active Moieties Enable Enhanced ORR Performance

C Zhu, Q Shi, BZ Xu, S Fu, G Wan… - Advanced Energy …, 2018 - Wiley Online Library
The great interest in fuel cells inspires a substantial amount of research on nonprecious
metal catalysts as alternatives to Pt‐based oxygen reduction reaction (ORR) …

A pyridinic Fe-N4 macrocycle models the active sites in Fe/N-doped carbon electrocatalysts

T Marshall-Roth, NJ Libretto, AT Wrobel… - Nature …, 2020 - nature.com
Iron-and nitrogen-doped carbon (Fe-NC) materials are leading candidates to replace
platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells; however, their active …