Bioinspired Trinuclear Copper Catalyst for Water Oxidation with a Turnover Frequency up to 20000 s–1

2021 ◽  
Author(s):  
Qi-Fa Chen ◽  
Ze-Yu Cheng ◽  
Rong-Zhen Liao ◽  
Ming-Tian Zhang
Keyword(s):  
Water Oxidation ◽  
Copper Catalyst ◽  
Turnover Frequency

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...

Light-induced water oxidation catalyzed by an oxido-bridged triruthenium complex with a Ru–O–Ru–O–Ru motif

2016 ◽  
Vol 52 (51) ◽  
pp. 8018-8021 ◽  
Author(s):  
Yuta Tsubonouchi ◽  
Shu Lin ◽  
Alexander R. Parent ◽  
Gary W. Brudvig ◽  
Ken Sakai
Keyword(s):  
Water Oxidation ◽  
Oxidation Catalyst ◽  
Turnover Frequency ◽  
Air Oxidation ◽  
Turnover Number

A μ-oxido-bridged triruthenium complex (RuT2+), formed by air oxidation of a previously reported monoruthenium water-oxidation catalyst (WOC), serves as an efficient photochemical WOC with the turnover frequency (TOF) and turnover number (TON) 0.90 s−1 and 610, respectively.

Electrocatalytic water oxidation by a macrocyclic Cu(ii) complex in neutral phosphate buffer

2016 ◽  
Vol 52 (68) ◽  
pp. 10377-10380 ◽  
Author(s):  
Fengshou Yu ◽  
Fei Li ◽  
Jixiang Hu ◽  
Lichen Bai ◽  
Yong Zhu ◽  
...  
Keyword(s):  
Water Oxidation ◽  
Phosphate Buffer ◽  
Copper Catalyst ◽  
Neutral Conditions

A robust molecular copper catalyst [Cu(TMC)(H2O)](NO3)2 was reported for electrocatalytic water oxidation in phosphate buffer. It exhibits superior activity to the ever reported homogeneous and heterogeneous copper-based WOCs under neutral conditions.

Mechanistic analysis of water oxidation catalyzed by mononuclear copper in aqueous bicarbonate solutions

2014 ◽  
Vol 4 (8) ◽  
pp. 2484-2489 ◽  
Author(s):  
Stuart G. Winikoff ◽  
Christopher J. Cramer
Keyword(s):  
Water Oxidation ◽  
Copper Catalyst ◽  
Ph Values ◽  
Neutral Ph ◽  
Mechanistic Analysis ◽  
Bicarbonate Solutions

We characterize a mechanism for a monomeric copper catalyst reported to oxidize water in bicarbonate solution when subject to sufficiently high external potentials at near neutral pH values.

Electrocatalytic Water Oxidation by a Homogeneous Copper Catalyst Disfavors Single-Site Mechanisms

2017 ◽  
Vol 139 (25) ◽  
pp. 8586-8600 ◽  
Author(s):  
Sara J. Koepke ◽  
Kenneth M. Light ◽  
Peter E. VanNatta ◽  
Keaton M. Wiley ◽  
Matthew T. Kieber-Emmons
Keyword(s):  
Water Oxidation ◽  
Copper Catalyst ◽  
Single Site

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.

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.

scholarly journals Efficient visible light-driven water oxidation catalysed by an iron(iv) clathrochelate complex

2019 ◽  
Vol 55 (23) ◽  
pp. 3335-3338 ◽  
Author(s):  
Sergii I. Shylin ◽  
Mariia V. Pavliuk ◽  
Luca D’Amario ◽  
Fikret Mamedov ◽  
Jacinto Sá ◽  
...  
Keyword(s):  
Visible Light ◽  
Water Oxidation ◽  
Photochemical Oxidation ◽  
Turnover Frequency ◽  
Cage Complex ◽  
Visible Light Driven

A robust iron(iv) cage complex catalyses homogeneous photochemical oxidation of water to dioxygen with the turnover frequency of 2.27 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.

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