Journal ArticleDOI
Porous cobalt oxide nanoplates enriched with oxygen vacancies for oxygen evolution reaction
TLDR
In this paper, a ligand-assisted polyol reduction method was used to synthesize porous cobalt oxide nanoplates enriched with oxygen vacancies, which enabled large-scale synthesis that offers superior uniformity, solution dispersity and controllable concentration of oxygen vacancies on surface.About:
This article is published in Nano Energy.The article was published on 2018-01-01. It has received 399 citations till now. The article focuses on the topics: Cobalt oxide & Oxygen evolution.read more
Citations
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Activating CoOOH Porous Nanosheet Arrays by Partial Iron Substitution for Efficient Oxygen Evolution Reaction
TL;DR: Iron-substituted CoOOH porous nanosheet arrays grown on carbon fiber cloth with 3D hierarchical structures synthesized by in situ anodic oxidation of α-Co(OH)2 NSAs/CFC shows superior OER electrocatalytic performance, with a low overpotential, small Tafel slope of 30 mV dec-1, and high durability.
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Multi-Level Architecture Optimization of MOF-Templated Co-Based Nanoparticles Embedded in Hollow N-Doped Carbon Polyhedra for Efficient OER and ORR
TL;DR: In this article, a multilevel architecture optimization of Co-based nanoparticles (NPs) embedded in hollow N-doped carbon polyhedra for boosting the ORR and OER was reported.
Journal ArticleDOI
Noble-Metal-Free Electrocatalysts for Oxygen Evolution
TL;DR: In this review, recent advances in the design and synthesis of noble-metal-free OER electrocatalysts including Ni, Co, Fe, Mn-based hydroxides/oxyhydroxides, oxides, chalcogenides, nitrides, phosphides, and metal-free compounds in alkaline, neutral as well as acidic electrolytes are summarized.
Journal ArticleDOI
Recent Progresses in Electrocatalysts for Water Electrolysis
Muhammad Arif Khan,Hongbin Zhao,Wenwen Zou,Zhe Chen,Wenjuan Cao,Jianhui Fang,Jiaqiang Xu,Lei Zhang,Lei Zhang,Jiujun Zhang +9 more
TL;DR: In this paper, the development and progress of non-noble metal-based electrocatalysts for water electrolysis is reviewed and provided an overview of the fundamental knowledge related to the water electrolytic process.
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2D Electron Gas and Oxygen Vacancy Induced High Oxygen Evolution Performances for Advanced Co 3 O 4 /CeO 2 Nanohybrids.
Ying Liu,Chao Ma,Qinghua Zhang,Wei Wang,Pengfei Pan,Lin Gu,Dongdong Xu,Jianchun Bao,Zhihui Dai +8 more
TL;DR: The results demonstrate the validity of tailoring the electrocatalytic properties of metal oxides by 2DEG engineering, offering a step forward in the design of advanced hybrid nanostructures.
References
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Journal ArticleDOI
Benchmarking Heterogeneous Electrocatalysts for the Oxygen Evolution Reaction
TL;DR: In this paper, the authors report a protocol for evaluating the activity, stability, and Faradaic efficiency of electrodeposited oxygen-evolving electrocatalysts for water oxidation.
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Pd-Pt Bimetallic Nanodendrites with High Activity for Oxygen Reduction
Byungkwon Lim,Majiong Jiang,Pedro H. C. Camargo,Eun Chul Cho,Jing Tao,Xianmao Lu,Yimei Zhu,Younan Xia +7 more
TL;DR: Pd-Pt bimetallic nanodendrites consisting of a dense array of Pt branches on a Pd core by reducing K2PtCl4 with L-ascorbic acid in the presence of uniform Pd nanocrystal seeds in an aqueous solution showed relatively large surface areas and particularly active facets toward the oxygen reduction reaction (ORR), the rate-determining step in a proton-exchange membrane fuel cell.
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An Advanced Ni–Fe Layered Double Hydroxide Electrocatalyst for Water Oxidation
Ming Gong,Yanguang Li,Hailiang Wang,Yongye Liang,Justin Z. Wu,Jigang Zhou,Jian Wang,Tom Regier,Fei Wei,Hongjie Dai +9 more
TL;DR: The synthesis of ultrathin nickel-iron layered double hydroxide nanoplates on mildly oxidized multiwalled carbon nanotubes (CNTs) induced the formation of NiFe-LDH, which exhibits higher electrocatalytic activity and stability for oxygen evolution than commercial precious metal Ir catalysts.
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Plasma-Engraved Co3 O4 Nanosheets with Oxygen Vacancies and High Surface Area for the Oxygen Evolution Reaction.
TL;DR: An efficient Co3 O4 -based OER electrocatalyst is designed by a plasma-engraving strategy, which not only produced higher surface area, but also generated oxygen vacancies on Co 3 O4 surface with more Co(2+) formed to improve the electronic conductivity and create more active defects for OER.
Journal ArticleDOI
NiSe Nanowire Film Supported on Nickel Foam: An Efficient and Stable 3D Bifunctional Electrode for Full Water Splitting
TL;DR: The growth of NiSe nanowire film on nickel foam (NiSe/NF) in situ by hydrothermal treatment of NF using NaHSe as Se source is presented.