Electrochemical water oxidation by a copper complex with N4-donor ligand at neutral condition

2021 ◽  
Author(s):  
Junqi Lin ◽  
Xin Chen ◽  
Nini Wang ◽  
Shanshan Liu ◽  
Zhijun Ruan ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Copper Complex ◽  
Water Oxidation ◽  
Neutral Condition ◽  
Turnover Frequency ◽  
High Turnover ◽  
Donor Ligand ◽  
Redox Active

Herein, electrochemical water oxidation catalyzed by a copper(II) complex [CuII(H2L)](NO3)2 with redox-active salophen-like N4-donor ligand N,N′-bis-(1H-imidazol-4-yl)methylidene-o-phenylenediamine is demonstrated. Oxygen evolution with high turnover frequency of 11.09 s-1 and low onset...

CoC2O4·2H2O derived Co3O4 nanorods array: a high-efficiency 1D electrocatalyst for alkaline oxygen evolution reaction

2018 ◽  
Vol 54 (12) ◽  
pp. 1533-1536 ◽  
Author(s):  
Yicheng Wei ◽  
Xiang Ren ◽  
Hongmin Ma ◽  
Xu Sun ◽  
Yong Zhang ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
High Efficiency ◽  
Turnover Frequency ◽  
High Turnover ◽  
Nanorods Array ◽  
Co3o4 Nanorods ◽  
Catalyst Electrode

Self-standing Co3O4 nanorods array on Co foil as a 1D OER catalyst electrode, only needs overpotential of 308 mV to drive 15 mA cm−2 in 1.0 M KOH, with good long-term electrochemical durability and a high turnover frequency.

Hetero-N-Coordinated Co Single Sites with High Turnover Frequency for Efficient Electrocatalytic Oxygen Evolution in an Acidic Medium

2019 ◽  
Vol 4 (8) ◽  
pp. 1816-1822 ◽  
Author(s):  
Hui Su ◽  
Xu Zhao ◽  
Weiren Cheng ◽  
Hui Zhang ◽  
Yuanli Li ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Acidic Medium ◽  
Turnover Frequency ◽  
High Turnover

A unique Co(iii)-peptoid as a fast electrocatalyst for homogeneous water oxidation with low overpotential

2021 ◽  
Author(s):  
Guilin Ruan ◽  
Lee Engelberg ◽  
Pritam Ghosh ◽  
Galia Maayan
Keyword(s):  
Water Oxidation ◽  
Turnover Frequency ◽  
High Turnover ◽  
Low Overpotential

A peptoid trimer incorporating terpyridine and ethanol forms an intermolecular cobalt(iii) complex, which performs as a soluble electrocatalyst for water oxidation with a minimal overpotential of 350 mV and a high turnover frequency of 108 s−1.

Exfoliation of metal–organic frameworks into efficient single-layer metal–organic nanosheet electrocatalysts by the synergistic action of host–guest interactions and sonication

Nanoscale ◽  
2020 ◽  
Vol 12 (6) ◽  
pp. 3623-3629 ◽  
Author(s):  
Wei Pang ◽  
Bing Shao ◽  
Xiao-Qiong Tan ◽  
Cong Tang ◽  
Zhong Zhang ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Metal Organic Frameworks ◽  
Single Layer ◽  
Synergistic Action ◽  
Turnover Frequency ◽  
High Turnover ◽  
Metal Organic

Rapid exfoliation of pillared-layer metal–organic frameworks into single-layer metal–organic nanosheets for a high turnover frequency of water oxidation.

Electrochemical driven water oxidation by molecular catalysts in situ polymerized on the surface of graphite carbon electrode

2015 ◽  
Vol 51 (37) ◽  
pp. 7883-7886 ◽  
Author(s):  
Lei Wang ◽  
Ke Fan ◽  
Quentin Daniel ◽  
Lele Duan ◽  
Fusheng Li ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Graphite Electrode ◽  
Oxidation Catalyst ◽  
Molecular Water ◽  
Carbon Electrode ◽  
Turnover Frequency ◽  
Turnover Number ◽  
High Turnover ◽  
Molecular Catalysts

A molecular water-oxidation catalyst polymerized on a graphite electrode has shown a high initial turnover frequency (TOF) of 10.47 s−1 at ∼700 mV overpotential, and a high turnover number (TON) of 31 600 in 1 h electrolysis.

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.

A mononuclear copper complex as bifunctional electrocatalyst for CO2 reduction and water oxidation

2021 ◽  
pp. 115106
Author(s):  
Ning-ning Shi ◽  
Wang-jing Xie ◽  
Dong-mei Zhang ◽  
Yu-Hua Fan ◽  
Lian-Sheng Cui ◽  
...  
Keyword(s):  
Copper Complex ◽  
Water Oxidation ◽  
Co2 Reduction ◽  
Bifunctional Electrocatalyst

Bifunctional citrate-Ni0.9Co0.1(OH)x layer coated fluorine-doped hematite for simultaneous hole extraction and injection towards efficient photoelectrochemical water oxidation

Nanoscale ◽  
2021 ◽  
Author(s):  
Peng Wang ◽  
Feng Li ◽  
Xuefeng Long ◽  
Tong Wang ◽  
Huan Chai ◽  
...  
Keyword(s):  
Surface Modification ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Surface Oxygen ◽  
Co Catalyst ◽  
Photoelectrochemical Water Oxidation

Surface modification by loading a water oxidation co-catalyst (WOC) is generally considered to be an efficient means to optimize the sluggish surface oxygen evolution reaction (OER) of hematite photoanode for...

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