Cobalt–borate nanowire array as a high-performance catalyst for oxygen evolution reaction in near-neutral media

2017 ◽  
Vol 5 (16) ◽  
pp. 7291-7294 ◽  
Author(s):  
Xiang Ren ◽  
Ruixiang Ge ◽  
Yong Zhang ◽  
Danni Liu ◽  
Dan Wu ◽  
...  
Keyword(s):  
High Activity ◽  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
High Performance ◽  
Nanowire Array ◽  
Catalytic Current ◽  
Neutral Media ◽  
Ti Mesh

As a durable catalyst, cobalt–borate nanowire array on Ti mesh exhibits high activity for water oxidation in near-neutral media, thereby achieving a geometrical catalytic current density of 10 mA cm−2 at an overpotential of 420 mV.

A Zn-doped Ni3S2nanosheet array as a high-performance electrochemical water oxidation catalyst in alkaline solution

2017 ◽  
Vol 53 (92) ◽  
pp. 12446-12449 ◽  
Author(s):  
Qin Liu ◽  
Lisi Xie ◽  
Zhiang Liu ◽  
Gu Du ◽  
Abdullah M. Asiri ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Alkaline Solution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
High Performance ◽  
Oxidation Catalyst ◽  
Ni Foam ◽  
Catalytic Current ◽  
Nanosheet Array

A Zn-doped Ni3S2nanosheet array on Ni foam (Zn-Ni3S2/NF) acts as a high-performance and durable electrocatalyst for the oxygen evolution reaction in 1.0 M KOH, driving a catalytic current density of 100 mA cm−2at an overpotential of 330 mV, 90 mV less than that for Ni3S2/NF.

A cobalt-borate nanosheet array: an efficient and durable non-noble-metal electrocatalyst for water oxidation at near neutral pH

2017 ◽  
Vol 5 (16) ◽  
pp. 7305-7308 ◽  
Author(s):  
Libin Yang ◽  
Danni Liu ◽  
Shuai Hao ◽  
Rongmei Kong ◽  
Abdullah M. Asiri ◽  
...  
Keyword(s):  
High Activity ◽  
Noble Metal ◽  
Current Density ◽  
Water Oxidation ◽  
Catalytic Current ◽  
Neutral Ph ◽  
Nanosheet Array ◽  
Ti Mesh ◽  
Catalyst Electrode

As a durable catalyst electrode, a cobalt-borate nanosheet array on a Ti mesh shows high activity for water oxidation in 0.1 M K-Bi (pH: 9.2), achieving a geometrical catalytic current density of 10 mA cm−2 at an overpotential of 469 mV.

Ultra-thin wrinkled NiOOH–NiCr2O4 nanosheets on Ni foam: an advanced catalytic electrode for oxygen evolution reaction

2018 ◽  
Vol 54 (39) ◽  
pp. 4987-4990 ◽  
Author(s):  
Jinxiu Zhao ◽  
Xiang Ren ◽  
Qingzhi Han ◽  
Dawei Fan ◽  
Xu Sun ◽  
...  
Keyword(s):  
High Activity ◽  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Alkaline Media ◽  
Ni Foam ◽  
Catalytic Current

NiOOH–NiCr2O4/NF shows high activity for the OER in alkaline media, achieving a catalytic current density of 20 mA cm−2 at an overpotential of 271 mV.

Prussian blue analog-derived 2D ultrathin CoFe2O4 nanosheets as high-activity electrocatalysts for the oxygen evolution reaction in alkaline and neutral media

2019 ◽  
Vol 7 (13) ◽  
pp. 7328-7332 ◽  
Author(s):  
Hengyi Fang ◽  
Taizhong Huang ◽  
Dong Liang ◽  
Ming Qiu ◽  
Yue Sun ◽  
...  
Keyword(s):  
Prussian Blue ◽  
High Activity ◽  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Oxygen Vacancies ◽  
High Current Density ◽  
High Current ◽  
Prussian Blue Analog ◽  
Neutral Media

Oxygen vacancies on CoFe2O4 NSs and lattice oxygens that participate in the reaction deliver a high current density and low overpotential for the OER.

A Co-MOF nanosheet array as a high-performance electrocatalyst for the oxygen evolution reaction in alkaline electrolytes

2018 ◽  
Vol 5 (2) ◽  
pp. 344-347 ◽  
Author(s):  
Xiaoping Zhang ◽  
Weidi Sun ◽  
Huitong Du ◽  
Rong-Mei Kong ◽  
Fengli Qu
Keyword(s):  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
High Performance ◽  
Ni Foam ◽  
Catalytic Current ◽  
Nanosheet Array ◽  
Alkaline Electrolytes

A Co-MOF nanosheet array on Ni foam (Co-MOF/NF) acts as a superior electrocatalyst for the oxygen evolution reaction, needing an overpotential of only 311 mV to drive a geometrical catalytic current density of 50 mA cm−2 in 1.0 M KOH.

An Fe(TCNQ)2 nanowire array on Fe foil: an efficient non-noble-metal catalyst for the oxygen evolution reaction in alkaline media

2018 ◽  
Vol 54 (18) ◽  
pp. 2300-2303 ◽  
Author(s):  
Maowen Xie ◽  
Xiaoli Xiong ◽  
Lin Yang ◽  
Xifeng Shi ◽  
Abdullah M. Asiri ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Nanowire Array ◽  
Alkaline Media ◽  
Metal Catalyst ◽  
Noble Metal Catalyst ◽  
A Current

An Fe-(tetracyanoquinodimethane)2 nanowire array in situ developed on Fe foil (Fe(TCNQ)2/Fe) acts as an efficient and durable electrocatalyst for water oxidation, needing an overpotential of 340 mV to attain a current density of 10 mA cm−2 in 1.0 M KOH.

Controllable growth of graphdiyne layered nanosheets for high-performance water oxidation

2021 ◽  
Author(s):  
Shuya Zhao ◽  
Yurui Xue ◽  
Zhongqiang Wang ◽  
Zhiqiang Zheng ◽  
Xiaoyu Luan ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
High Performance ◽  
Low Cost ◽  
Highly Active ◽  
Controllable Growth

Developing highly active, stable and low-cost electrocatalysts capable of an efficient oxygen evolution reaction (OER) is urgent and challenging.

scholarly journals Template-free synthesis of mesoporous manganese oxides with catalytic activity in the oxygen evolution reaction

2017 ◽  
Vol 1 (4) ◽  
pp. 780-788 ◽  
Author(s):  
Suoyuan Lian ◽  
Michelle P. Browne ◽  
Carlota Domínguez ◽  
Serban N. Stamatin ◽  
Hugo Nolan ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
High Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Manganese Oxides ◽  
Template Free ◽  
Highly Porous

Solvothermally synthesised MnCO3 leads to template-free formation of highly porous, defect-rich MnO2 with high activity in water oxidation.

Facile construction of self-supported Fe-doped Ni3S2 nanoparticle arrays for ultralow-overpotential oxygen evolution reaction

Nanoscale ◽  
2020 ◽  
Author(s):  
Ning Xie ◽  
Dong-Dong Ma ◽  
Xintao Wu ◽  
Qi-Long Zhu
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
High Performance ◽  
Cost Effective ◽  
Nanoparticle Arrays ◽  
Overall Water Splitting ◽  
Construction Of Self ◽  
One Step

Constructing high-performance and cost-effective electrocatalysts for water oxidation, particularly for overall water splitting is extremely needed, whereas still challenging. Herein, based on an economical and facile one-step surface sulfurization strategy,...

A Cu2Se–Cu2O film electrodeposited on titanium foil as a highly active and stable electrocatalyst for the oxygen evolution reaction

2018 ◽  
Vol 54 (39) ◽  
pp. 4979-4982 ◽  
Author(s):  
Hu Chen ◽  
Yan Gao ◽  
Lu Ye ◽  
Yanan Yao ◽  
Xuyang Chen ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Current Density ◽  
Oxygen Evolution Reaction ◽  
Titanium Foil ◽  
Catalytic Current ◽  
Cathodic Electrodeposition ◽  
Carbonate Buffer ◽  
Highly Active ◽  
High Durability ◽  
Cu2o Film

Cu2Se–Cu2O/TF electrode prepared via a simple and fast cathodic electrodeposition method. The electrode achieved a catalytic current density of 10 mA cm−2 for the OER at relatively low overpotential of 465 mV in 0.2 M carbonate buffer (pH = 11.0) and displayed a high durability over 20 h.

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