[PDF][PDF] Status and perspectives of key materials for PEM electrolyzer

K Zhang, X Liang, L Wang, K Sun, Y Wang… - Nano Res …, 2022 - researchgate.net
Proton exchange membrane water electrolyzer (PEMWE) represents a promising
technology for the sustainable production of hydrogen, which is capable of efficiently …

Acidic oxygen evolution reaction: Mechanism, catalyst classification, and enhancement strategies

Q Ma, S Mu - Interdisciplinary Materials, 2023 - Wiley Online Library
As the most desirable hydrogen production device, the highly efficient acidic proton
exchange membrane water electrolyzers (PEMWE) are severely limited by the sluggish …

Dynamic rhenium dopant boosts ruthenium oxide for durable oxygen evolution

H **, X Liu, P An, C Tang, H Yu, Q Zhang… - Nature …, 2023 - nature.com
Heteroatom-do** is a practical means to boost RuO2 for acidic oxygen evolution reaction
(OER). However, a major drawback is conventional dopants have static electron …

Customized reaction route for ruthenium oxide towards stabilized water oxidation in high-performance PEM electrolyzers

Z Shi, J Li, Y Wang, S Liu, J Zhu, J Yang… - Nature …, 2023 - nature.com
The poor stability of Ru-based acidic oxygen evolution (OER) electrocatalysts has greatly
hampered their application in polymer electrolyte membrane electrolyzers (PEMWEs) …

Eliminating over-oxidation of ruthenium oxides by niobium for highly stable electrocatalytic oxygen evolution in acidic media

H Liu, Z Zhang, J Fang, M Li, MG Sendeku, X Wang… - Joule, 2023 - cell.com
Proton exchange membrane (PEM) water electrolysis shows advantages including high
current density, high efficiency, and compact configuration but suffers from the scarcity and …

Reconstructed Ir‒O‒Mo species with strong Brønsted acidity for acidic water oxidation

S Chen, S Zhang, L Guo, L Pan, C Shi, X Zhang… - Nature …, 2023 - nature.com
Surface reconstruction generates real active species in electrochemical conditions; rational
regulating reconstruction in a targeted manner is the key for constructing highly active …

[HTML][HTML] Surface carbon layer controllable Ni3Fe particles confined in hierarchical N-doped carbon framework boosting oxygen evolution reaction

Z Li, X Wu, X Jiang, B Shen, Z Teng, D Sun, G Fu… - Advanced Powder …, 2022 - Elsevier
Develo** high-efficiency and low-cost catalysts towards oxygen evolution reaction (OER)
is extremely important for overall water splitting and rechargeable metal− air batteries …

Ir-Sn pair-site triggers key oxygen radical intermediate for efficient acidic water oxidation

X Zheng, J Yang, P Li, Q Wang, J Wu, E Zhang… - Science …, 2023 - science.org
The anode corrosion induced by the harsh acidic and oxidative environment greatly restricts
the lifespan of catalysts. Here, we propose an antioxidation strategy to mitigate Ir dissolution …

Valence oscillation of Ru active sites for efficient and robust acidic water oxidation

L Deng, SF Hung, ZY Lin, Y Zhang, C Zhang… - Advanced …, 2023 - Wiley Online Library
The continuous oxidation and leachability of active sites in Ru‐based catalysts hinder
practical application in proton‐exchange membrane water electrolyzers (PEMWE). Herein …

Enhanced Acidic Water Oxidation by Dynamic Migration of Oxygen Species at the Ir/Nb2O5−x Catalyst/Support Interfaces

Z Shi, J Li, J Jiang, Y Wang, X Wang… - Angewandte Chemie …, 2022 - Wiley Online Library
Catalyst/support interaction plays a vital role in catalysis towards acidic oxygen evolution
(OER), and the performance reinforcement is currently interpreted by either strain or electron …