Fueling the future: A comprehensive review of hydrogen energy systems and their challenges

TT Le, P Sharma, BJ Bora, VD Tran, TH Truong… - International Journal of …, 2024 - Elsevier
This comprehensive study assesses the current state of the hydrogen energy system and
investigates its potential to transform the global energy landscape while addressing …

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 …

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 …

Anion-exchange membrane water electrolyzers and fuel cells

Y Yang, P Li, X Zheng, W Sun, SX Dou, T Ma… - Chemical society …, 2022 - pubs.rsc.org
Anion-exchange membrane (AEM) water electrolyzers (AEMWEs) and fuel cells (AEMFCs)
are technologies that, respectively, achieve transformation and utilization of renewable …

Tuning the thermal activation atmosphere breaks the activity–stability trade-off of Fe–N–C oxygen reduction fuel cell catalysts

Y Zeng, C Li, B Li, J Liang, MJ Zachman, DA Cullen… - Nature Catalysis, 2023 - nature.com
Fe–N–C catalysts are the most promising platinum group metal-free oxygen-reduction
catalysts, but they suffer from a low density of active metal sites and the so-called activity …

PEM Fuel cell and electrolysis cell technologies and hydrogen infrastructure development–a review

Y Wang, Y Pang, H Xu, A Martinez… - Energy & environmental …, 2022 - pubs.rsc.org
Polymer electrolyte membrane (PEM) fuel cells or PEMFCs and PEM electrolysis cells or
PEMECs are two closely related electrochemical devices having a similar structure: a PEM …

Regulating catalytic properties and thermal stability of Pt and PtCo intermetallic fuel-cell catalysts via strong coupling effects between single-metal site-rich carbon and …

Y Zeng, J Liang, C Li, Z Qiao, B Li… - Journal of the …, 2023 - ACS Publications
Develo** low platinum-group-metal (PGM) catalysts for the oxygen reduction reaction
(ORR) in proton-exchange membrane fuel cells (PEMFCs) for heavy-duty vehicles (HDVs) …

Hierarchically Porous Carbons with Highly Curved Surfaces for Hosting Single Metal FeN4 Sites as Outstanding Oxygen Reduction Catalysts

G Chen, R Lu, C Li, J Yu, X Li, L Ni, Q Zhang… - Advanced …, 2023 - Wiley Online Library
Iron–nitrogen–carbon (Fe N C) materials have emerged as a promising alternative to
platinum‐group metals for catalyzing the oxygen reduction reaction (ORR) in proton …

Coordination Chemistry of Large‐Sized Yttrium Single‐Atom Catalysts for Oxygen Reduction Reaction

B Ji, J Gou, Y Zheng, X Pu, Y Wang… - Advanced …, 2023 - Wiley Online Library
Although being transition metals, the Fenton‐inactive group 3–4 elements (Sc, Y, La, Ti, Zr,
and Hf) can easily lose all the outermost s and d electrons, leaving behind ionic sites with …

Advanced electrocatalysts with single-metal-atom active sites

Y Wang, H Su, Y He, L Li, S Zhu, H Shen, P **e… - Chemical …, 2020 - ACS Publications
Electrocatalysts with single metal atoms as active sites have received increasing attention
owing to their high atomic utilization efficiency and exotic catalytic activity and selectivity …