Results 1 to 10 of about 65,059 (277)

Relation between half‐cell and fuel cell activity and stability of FeNC catalysts for the oxygen reduction reaction

open access: yesSusMat, 2022
FeNC catalysts are promising substitutes of platinum‐type catalysts for the oxygen reduction reaction (ORR). While previous research disclosed that high pyrolysis temperatures are required to achieve good stability, it was identified that a trade‐off ...
Janik Scharf   +6 more
doaj   +1 more source

Active Site Identification in FeNC Catalysts and Their Assignment to the Oxygen Reduction Reaction Pathway by In Situ 57Fe Mössbauer Spectroscopy

open access: yesAdvanced Energy & Sustainability Research, 2021
FeNC catalysts are the most promising substitutes for Pt‐based catalysts for the oxygen reduction reaction in proton exchange fuel cells. However, it remains unclear which FeN4 moieties contribute to the reaction mechanism and in which way. The origin of
Lingmei Ni   +11 more
doaj   +1 more source

A Review of One‐Dimensional Nanomaterials as Electrode Materials for Oxygen Reduction Reaction Electrocatalysis

open access: yesChemElectroChem, 2022
In fuel cells, the generally low oxygen reduction reactions (ORR) rate at the cathode is a major factor limiting the overall performance of fuel cell, so the development of high‐performance, stable and inexpensive ORR electrocatalysts is a major ...
Qiang Zeng   +9 more
doaj   +1 more source

Design and Synthesis of Hollow Nanostructures for Electrochemical Water Splitting

open access: yesAdvanced Science, 2022
Electrocatalytic water splitting using renewable energy is widely considered as a clean and sustainable way to produce hydrogen as an ideal energy fuel for the future.
Min Yang   +5 more
doaj   +1 more source

Introduction of Surface Modifiers on the Pt-Based Electrocatalysts to Promote the Oxygen Reduction Reaction Process

open access: yesNanomaterials, 2023
The design of Pt-based electrocatalysts with high efficiency towards acid oxygen reduction reactions is the priority to promote the development and application of proton exchange membrane fuel cells.
Haibin Wang   +4 more
doaj   +1 more source

Recent progress in noble-metal-free electrocatalysts for alkaline oxygen evolution reaction

open access: yesFrontiers in Chemistry, 2022
The practical application of splitting water to generate hydrogen is to a large extent hindered by an oxygen evolution reaction (OER) process. Electrocatalysts with low-cost, high activity, and durability are essential for the low kinetic threshold of ...
Deming Tan   +6 more
doaj   +1 more source

Phosphorene‐Based Electrocatalysts

open access: yesChemistry – A European Journal, 2020
AbstractPhosphorene, generally defined as two‐dimensional (2D) black phosphorus (BP) with monolayered or few‐layered structure, has emerged as a promising member of the family of 2D materials. Since its discovery in 2014, extensive research has been focused on broadening its applications, covering the biological, photoelectric, and electrochemical ...
Khang Ngoc Dinh   +3 more
openaire   +4 more sources

Recent Advances on MOF Derivatives for Non-Noble Metal Oxygen Electrocatalysts in Zinc-Air Batteries

open access: yesNano-Micro Letters, 2021
Oxygen electrocatalysts are of great importance for the air electrode in zinc-air batteries (ZABs). Owing to the high specific surface area, controllable pore size and unsaturated metal active sites, metal–organic frameworks (MOFs) derivatives have been ...
Yuting Zhu   +7 more
doaj   +1 more source

Size, alloy and interface effects on Cu-based catalysts for enhancing electrochemical reduction of CO2

open access: yesResults in Engineering, 2023
The electrochemical reduction of CO2 (CO2RR) is a significant pathway for converting CO2 into valuable fuels and promoting the sustainability of energy and environment.
Fei Guo, Guanjie He
doaj   +1 more source

Nanoarchitectonics of Layered Metal Chalcogenides-Based Ternary Electrocatalyst for Water Splitting

open access: yesEnergies, 2023
The research on renewable energy is actively looking into electrocatalysts based on transition metal chalcogenides because nanostructured electrocatalysts support the higher intrinsic activity for both the hydrogen evolution reaction (HER) and oxygen ...
Arunachalam Arulraj   +4 more
doaj   +1 more source

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