Tuning Bifunctional Oxygen Electrocatalysts by Changing the A-Site Rare-Earth Element in Perovskite Nickelates
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Functional Materials"
DOI: 10.1002/adfm.201803712
Abstract: Perovskite-structured (ABO(3)) transition metal oxides are promising bifunctional electrocatalysts for efficient oxygen evolution reaction (OER) and oxygen reduction reaction (ORR). In this paper, a set of epitaxial rare-earth nickelates (RNiO3) thin films is investigated with… read more here.
Keywords: oxygen; rare earth; oer activity; site ... See more keywords
Cooperative Effect of Co and Fe Promotes the OER Activity of CoFe 2 O 4 (100) and (001) surfaces
Sign Up to like & getrecommendations! Published in 2025 at "ChemCatChem"
DOI: 10.1002/cctc.202501290
Abstract: The inverse spinel CoFe2O4${\rm CoFe}_2{\rm O}_4$ is a promising anode material for electrochemical water splitting. Understanding how the surface orientation and composition affects the oxygen evolution reaction (OER) activity is of paramount importance for tailoring… read more here.
Keywords: cofe 100; cooperative effect; oer activity; surface ... See more keywords
Relationship Between OER Activity and Annealing Temperature of Sputter-Deposited Flat IrO2 Thin Films
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Letters"
DOI: 10.1007/s10562-020-03105-2
Abstract: IrO2 is a state-of-the-art catalyst that can be used in acidic conditions and has potential for application as an oxygen evolution reaction (OER) catalyst in proton exchange membrane electrolyzers. IrO2 is subjected to heat treatment… read more here.
Keywords: thin films; iro2 thin; oer activity; activity ... See more keywords
“The Fe Effect”: A review unveiling the critical roles of Fe in enhancing OER activity of Ni and Co based catalysts
Sign Up to like & getrecommendations! Published in 2021 at "Nano Energy"
DOI: 10.1016/j.nanoen.2020.105514
Abstract: Abstract Electrocatalytic oxygen evolution reaction (OER) catalyzed by non-precious metals and their compounds in alkaline medium is an attractive area of energy research for the generation of hydrogen from water. The 3d transition metals, particularly,… read more here.
Keywords: critical roles; effect; oer activity; review ... See more keywords
On the Origin of the OER Activity of Ultrathin Manganese Oxide Films.
Sign Up to like & getrecommendations! Published in 2021 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.0c15977
Abstract: There is an urgent need for cheap, stable, and abundant catalyst materials for photoelectrochemical water splitting. Manganese oxide is an interesting candidate as an oxygen evolution reaction (OER) catalyst, but the minimum thickness above which… read more here.
Keywords: origin oer; manganese oxide; oxide films; oer activity ... See more keywords
Oxygen Evolution Reaction on Perovskites: A Multieffect Descriptor Study Combining Experimental and Theoretical Methods
Sign Up to like & getrecommendations! Published in 2018 at "ACS Catalysis"
DOI: 10.1021/acscatal.8b02022
Abstract: The correlation between ex situ electronic conductivity, oxygen vacancy content, flat-band potential (Efb), and the oxygen evolution reaction (OER) activity for a wide range of perovskite compositions [La1–xSrxCoO3−δ series (with x = 0, 0.2, 0.4,… read more here.
Keywords: oxygen evolution; reaction perovskites; oer activity; evolution reaction ... See more keywords
Tuning proton-coupled electron transfer by crystal orientation for efficient water oxidization on double perovskite oxides
Sign Up to like & getrecommendations! Published in 2020 at "Nature Communications"
DOI: 10.1038/s41467-020-17657-9
Abstract: Developing highly efficient and cost-effective oxygen evolution reaction (OER) electrocatalysts is critical for many energy devices. While regulating the proton-coupled electron transfer (PCET) process via introducing additive into the system has been reported effective in… read more here.
Keywords: oer activity; proton coupled; coupled electron; orientation ... See more keywords
Atomic-scale insights into surface reconstruction and transformation in Co-Cr spinel oxides during the oxygen evolution reaction
Sign Up to like & getrecommendations! Published in 2025 at "Nature Communications"
DOI: 10.1038/s41467-025-65626-x
Abstract: Optimizing the activity and longevity of oxygen evolution reaction (OER) electrocatalysts requires an atomic-scale understanding of multiple reconstruction and transformation processes occurring in the surface and sub-surface regions of the electrocatalyst. Herein, a multimodal method… read more here.
Keywords: spectroscopy; document; usepackage; transformation ... See more keywords
Redox insights and OER activity in 3D-MOFs: The role of alkali metal ions
Sign Up to like & getrecommendations! Published in 2024 at "Journal of Materials Chemistry A"
DOI: 10.1039/d3ta07078f
Abstract: The bimetallic 3D MOFs, where coordinated Co(II) ions are entirely surrounded by potassium ions, assist in getting an exceptional topological arrangement. The formation of potassium ions containing the 1D chain... read more here.
Keywords: insights oer; mofs; redox insights; activity mofs ... See more keywords
Clarification of Degradation Mechanisms of the OER Activity of Ir-Based Electrocatalyst with Potentiodynamic Accelerated Stress Test
Sign Up to like & getrecommendations! Published in 2024 at "Journal of The Electrochemical Society"
DOI: 10.1149/1945-7111/ad6716
Abstract: It is vital to understand the degradation mechanisms for the oxygen evolution reaction (OER) activity under acidic electrolyser operating conditions. To this end, we have studied a commercial benchmark Ir-Oxide electrocatalyst during an accelerated stress… read more here.
Keywords: degradation; degradation mechanisms; stress test; oer activity ... See more keywords
Activity and Operational Loss of IrO2-Ta2O5/Ti Anodes During Oxygen Evolution in Acidic Solutions
Sign Up to like & getrecommendations! Published in 2025 at "Metals"
DOI: 10.3390/met15070721
Abstract: The oxygen-evolving IrO2-Ta2O5/Ti anode (OEA), primarily used in electrolyzers for plating, metal powder production, electrowinning (EW), and water electrolysis, is analyzed. This study focuses on the distribution of oxygen evolution reaction (OER) activity and the… read more here.
Keywords: iro2 ta2o5; operational loss; oer activity; oxygen evolution ... See more keywords