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.

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...

CoFeP hollow cube as advanced electrocatalyst for water oxidation

2019 ◽  
Vol 6 (2) ◽  
pp. 604-611 ◽  
Author(s):  
Xiao Zhang ◽  
Yanhua Wu ◽  
Yanfang Sun ◽  
Qingyun Liu ◽  
Lin Tang ◽  
...  
Keyword(s):  
Synergistic Effect ◽  
Water Oxidation ◽  
Active Sites ◽  
Turnover Frequency ◽  
Catalytic Activities ◽  
Low Overpotential ◽  
Hollow Cube

CoFeP nanocages exhibit OER catalytic activities with low overpotential (180 mV at 10 mA cm−2), small turnover frequency (0.93 s−1 at overpotential of 270 mV) and superior stability, due to synergistic effect between Co and Fe active sites and structure advantages.

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.

scholarly journals A bifunctional lead–iron oxyfluoride, PbFeO2F, that functions as a visible-light-responsive photoanode and an electrocatalyst for water oxidation

RSC Advances ◽  
2021 ◽  
Vol 11 (41) ◽  
pp. 25616-25623
Author(s):  
Ryusuke Mizuochi ◽  
Kazunari Izumi ◽  
Yoshiyuki Inaguma ◽  
Kazuhiko Maeda
Keyword(s):  
Visible Light ◽  
Water Oxidation ◽  
Wide Range ◽  
Low Overpotential

The PbFeO2F serves as a bifunctional material for a water-oxidation photoanode workable under a wide range of visible light and a water-oxidation electrocatalyst operatable at a relatively low overpotential.

A Biomimetic Copper Water Oxidation Catalyst with Low Overpotential

2013 ◽  
Vol 136 (1) ◽  
pp. 273-281 ◽  
Author(s):  
Teng Zhang ◽  
Cheng Wang ◽  
Shubin Liu ◽  
Jin-Liang Wang ◽  
Wenbin Lin
Keyword(s):  
Water Oxidation ◽  
Oxidation Catalyst ◽  
Copper Water ◽  
Low Overpotential

Monodispersed palladium–cobalt alloy nanoparticles assembled on poly(N-vinyl-pyrrolidone) (PVP) as a highly effective catalyst for dimethylamine borane (DMAB) dehydrocoupling

RSC Advances ◽  
2016 ◽  
Vol 6 (29) ◽  
pp. 24097-24102 ◽  
Author(s):  
Betül Çelik ◽  
Yunus Yıldız ◽  
Hakan Sert ◽  
Esma Erken ◽  
Yagmur Koşkun ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Catalytic Performance ◽  
Vinyl Pyrrolidone ◽  
Alloy Nanoparticles ◽  
Turnover Frequency ◽  
Cobalt Alloy ◽  
High Turnover ◽  
Effective Catalyst ◽  
Dimethylamine Borane ◽  
Very High

Monodispersed PdCo@PVP NPs showed record catalytic activity, giving the best catalytic performance yet with a very high turnover frequency.

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