Controlled phosphating: a novel strategy toward NiP3@CeO2 interface engineering for efficient oxygen evolution electrocatalysis

2020 ◽  
Vol 49 (36) ◽  
pp. 12581-12585
Author(s):  
Guangyu Ma ◽  
Xiaoqiang Du ◽  
Xiaoshuang Zhang
Keyword(s):  
Oxygen Evolution ◽  
Water Oxidation ◽  
Interface Engineering ◽  
Oxidation Activity ◽  
Alkaline Conditions ◽  
Novel Strategy

NiP3@CeO2 catalysts exhibit excellent water oxidation activity (an overpotential of 200 mV@ 25 mA cm−2) under alkaline conditions.

Remarkable enhancement of the alkaline oxygen evolution reaction activity of NiCo2O4 by an amorphous borate shell

2017 ◽  
Vol 4 (9) ◽  
pp. 1546-1550 ◽  
Author(s):  
Xuqiang Ji ◽  
Xiang Ren ◽  
Shuai Hao ◽  
Fengyu Xie ◽  
Fengli Qu ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Oxidation Activity ◽  
Alkaline Conditions

Surface introduction of an amorphous borate shell on NiCo2O4 greatly boosts its electrochemical water oxidation activity under alkaline conditions. To achieve 10 mA cm−2 in 1.0 M KOH, NiCo2O4@Ni–Co–B/CC needs an overpotential of only 270 mV.

Recovered spinel MnCo2O4 from spent lithium-ion batteries for enhanced electrocatalytic oxygen evolution in alkaline medium

2017 ◽  
Vol 46 (41) ◽  
pp. 14382-14392 ◽  
Author(s):  
Subramanian Natarajan ◽  
S. Anantharaj ◽  
Rajesh J. Tayade ◽  
Hari C. Bajaj ◽  
Subrata Kundu
Keyword(s):  
Lithium Ion Batteries ◽  
Oxygen Evolution ◽  
Alkaline Medium ◽  
Water Oxidation ◽  
Lithium Ion ◽  
Chemical Treatments ◽  
Alkaline Conditions ◽  
Physical And Chemical ◽  
Spent Libs

The recovery of spinel MnCo2O4 from spent LIBs was achieved by a set of physical and chemical treatments, their employment for water oxidation in alkaline conditions was studied, and it was found that the recovered spinel MnCo2O4 were more effective than recovered monometallic oxides.

Boosting electrochemical water oxidation: the merits of heterostructured electrocatalysts

2020 ◽  
Vol 8 (14) ◽  
pp. 6393-6405 ◽  
Author(s):  
Guoqiang Zhao ◽  
Kun Rui ◽  
Shi Xue Dou ◽  
Wenping Sun
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Interface Engineering

Heterostructure interface engineering brings about substantial possibilities for designing efficient electrocatalysts toward the oxygen evolution reaction.

Interface engineering of NiV-LDH@FeOOH heterostructures as high-performance electrocatalysts for oxygen evolution reaction in alkaline conditions

2020 ◽  
Vol 56 (65) ◽  
pp. 9360-9363 ◽  
Author(s):  
Weiwei Bao ◽  
Lei Xiao ◽  
Junjun Zhang ◽  
Zhifeng Deng ◽  
Chunming Yang ◽  
...  
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
High Performance ◽  
Interface Engineering ◽  
Current Output ◽  
Alkaline Conditions ◽  
Low Overpotential

The NiV-LDH@FeOOH heterostructures exhibit an extremely low overpotential of ∼297 mV at 100 mA cm−2 current output, and excellent long-term durability.

Strong hydrophilicity NiS2/Fe7S8 heterojunctions encapsulated in N-doped carbon nanotubes for enhanced oxygen evolution reaction

2020 ◽  
Vol 56 (10) ◽  
pp. 1489-1492 ◽  
Author(s):  
Jing-Yu Wang ◽  
Wen-Ting Liu ◽  
Xiao-Peng Li ◽  
Ting Ouyang ◽  
Zhao-Qing Liu
Keyword(s):  
Carbon Nanotubes ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Active Sites ◽  
Oxidation Activity

The construction of active sites with excellent water oxidation activity is of great significance in the design of OER electrocatalysts.

Binary Ni2FeOx anchored on modified graphite for efficient and durable oxygen evolution electrocatalysis

2018 ◽  
Vol 2 (10) ◽  
pp. 2160-2164 ◽  
Author(s):  
Lu Bai ◽  
Jingqi Guan
Keyword(s):  
Oxygen Evolution ◽  
Water Oxidation ◽  
Oxidation Activity

Ni2FeOx@G-Ph-SN demonstrates superior electrochemical water oxidation activity (only 265 mV overpotential at 10 mA cm−2) and outstanding stability in 1.0 M KOH.

scholarly journals Electrocatalytic water oxidation at amorphous trimetallic oxides based on FeCoNiOx

RSC Advances ◽  
2017 ◽  
Vol 7 (68) ◽  
pp. 43083-43089 ◽  
Author(s):  
Md Abu Sayeed ◽  
Anthony P. O'Mullane
Keyword(s):  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Alkaline Conditions

The rapid electrochemical formation of amorphous FeCoNiOxis reported which is both active and stable for the oxygen evolution reaction under alkaline conditions.

Adjusting the electronic structure by Ni incorporation: a generalized in situ electrochemical strategy to enhance water oxidation activity of oxyhydroxides

2017 ◽  
Vol 5 (26) ◽  
pp. 13336-13340 ◽  
Author(s):  
Yu Liang ◽  
Yifu Yu ◽  
Yi Huang ◽  
Yanmei Shi ◽  
Bin Zhang
Keyword(s):  
Electronic Structure ◽  
Oxygen Evolution ◽  
Water Oxidation ◽  
High Oxygen ◽  
Alkaline Media ◽  
Oxidation Activity ◽  
Electrocatalytic Performance

An in situ electrochemical Ni-incorporating strategy is developed to tailor the electronic structure of β-FeOOH and the as-prepared Ni incorporated β-FeOOH exhibits a high oxygen evolution electrocatalytic performance in alkaline media.

Synergistic effects of P-doping and a MnO2 cocatalyst on Fe2O3 nanorod photoanodes for efficient solar water splitting

2018 ◽  
Vol 6 (16) ◽  
pp. 7021-7026 ◽  
Author(s):  
Qiang Rui ◽  
Lei Wang ◽  
Yajun Zhang ◽  
Chenchen Feng ◽  
Beibei Zhang ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Water Oxidation ◽  
Synergistic Effects ◽  
Oxidation Activity ◽  
Solar Water ◽  
Solar Water Splitting

Herein, we demonstrate that Fe2O3 nanorod photoanodes modified with P-doping and a MnO2 oxygen evolution cocatalyst exhibited a remarkably enhanced PEC water oxidation activity.

Sign in / Sign up

Export Citation Format

Share Document