Water splitting in near-neutral media: using an Mn–Co-based nanowire array as a complementary electrocatalyst

2017 ◽  
Vol 5 (24) ◽  
pp. 12091-12095 ◽  
Author(s):  
Shuai Hao ◽  
Yingchun Yang

A Mn–Co–borate nanowire array on carbon cloth (Mn–Co–Bi/CC) acts as an efficient electrocatalyst for water oxidation with an overpotential of 366 mV to drive 10 mA cm−2 in 0.5 M K-Bi. The two-electrode electrolyser using Mn–Co–Bi/CC as the anode and MnCo2O4/CC as the cathode drives 10 mA cm−2 at 1.97 V.

Nanoscale ◽  
2019 ◽  
Vol 11 (7) ◽  
pp. 3378-3385 ◽  
Author(s):  
Changhong Zhan ◽  
Zheng Liu ◽  
Yang Zhou ◽  
Mingliang Guo ◽  
Xiaolin Zhang ◽  
...  

Electrochemical water splitting requires an efficient water oxidation catalyst to accelerate the oxygen evolution reaction (OER).


RSC Advances ◽  
2020 ◽  
Vol 10 (49) ◽  
pp. 29326-29335
Author(s):  
Lili Zhang ◽  
Tingting Zhang ◽  
Kaiqing Dai ◽  
Liqing Zhao ◽  
Qinghe Wei ◽  
...  

A hierarchical 3D self-supporting CoWP nanowire array shelled with an ultrathin Co3O4 nanolayer on carbon cloth (Co3O4@CoWP/CC) exhibits superior overall water electrolysis capability.


2017 ◽  
Vol 5 (16) ◽  
pp. 7291-7294 ◽  
Author(s):  
Xiang Ren ◽  
Ruixiang Ge ◽  
Yong Zhang ◽  
Danni Liu ◽  
Dan Wu ◽  
...  

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.


2020 ◽  
Vol 49 (3) ◽  
pp. 588-592 ◽  
Author(s):  
Fusheng Li ◽  
Ziqi Zhao ◽  
Hao Yang ◽  
Dinghua Zhou ◽  
Yilong Zhao ◽  
...  

A cobalt oxide catalyst prepared by a flame-assisted deposition method on the surface of FTO and hematite for electrochemical and photoelectrochemical water oxidation, respectively.


2021 ◽  
pp. 338442
Author(s):  
Qianyu Peng ◽  
Yuchan Zhang ◽  
Shengfei Yang ◽  
Tianyi Yuwen ◽  
Yangkun Liu ◽  
...  

RSC Advances ◽  
2021 ◽  
Vol 11 (15) ◽  
pp. 8751-8758
Author(s):  
Xiaonong Wang ◽  
Xiaoxia Li ◽  
Jingxiang Low

Photocatalytic water splitting provides an effective way to prepare hydrogen and oxygen.


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