Combinational modulations of NiSe2 nanodendrites by phase engineering and iron-doping towards an efficient oxygen evolution reaction

2020 ◽  
Vol 8 (16) ◽  
pp. 8113-8120 ◽  
Author(s):  
Jun Zhou ◽  
Liwei Yuan ◽  
Jingwen Wang ◽  
Lingling Song ◽  
Yu You ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Iron Doping ◽  
Heteroatom Doping ◽  
Phase Engineering

Combinational modulations of phase engineering and heteroatom doping are realized to prepare Fe-doped marcasite NiSe2 nanodendrites, which serve as a superior OER electrocatalyst with improved conductivity and excellent catalytic activity.

Enhanced oxygen evolution catalytic activity of NiS2 by coupling with ferrous phosphite and phosphide

2021 ◽  
Vol 5 (6) ◽  
pp. 1801-1808
Author(s):  
Jie Yu ◽  
Tao Zhang ◽  
Changchang Xing ◽  
Xuejiao Li ◽  
Xinyang Li ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Tafel Slope ◽  
Low Overpotential

NiS2/Fe-P nanospheres were developed as an efficient oxygen evolution reaction electrocatalyst with a low overpotential (218 mV @ 10 mA cm−2 and 306 mV @ 800 mA cm−2) and Tafel slope (47.5 mV dec−1).

Synergistic modulation of the metal-free photocatalysts by composition ratio change and heteroatom doping for overall water splitting

2021 ◽  
Author(s):  
Jianxiong Tian ◽  
Zhaobo Zhou ◽  
Sheng Zhang ◽  
Zhixia Li ◽  
Li Shi ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Carbon Nitride ◽  
Reaction Rate ◽  
Graphitic Carbon Nitride ◽  
Heteroatom Doping ◽  
Metal Free ◽  
Ratio Change ◽  
Synergistic Modulation

The graphitic carbon nitride (g-C3N4) based metal-free photocatalyts have attracted growing attention in recent years, while the efficiency is largely limited by the slow reaction rate of oxygen evolution reaction...

Nanoporous gold supported chromium-doped NiFe oxyhydroxides as high-performance catalysts for the oxygen evolution reaction

2019 ◽  
Vol 7 (16) ◽  
pp. 9690-9697 ◽  
Author(s):  
Jie-Song Sun ◽  
Yi-Tong Zhou ◽  
Rui-Qi Yao ◽  
Hang Shi ◽  
Zi Wen ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
High Performance ◽  
Three Dimensional ◽  
Nanoporous Gold

Chromium-doped NiFe oxyhydroxide nanosheets that are quasi-vertically oriented on three-dimensional nanoporous gold exhibit superior catalytic activity towards the oxygen evolution reaction.

Ultrathin amorphous cobalt–vanadium hydr(oxy)oxide catalysts for the oxygen evolution reaction

2018 ◽  
Vol 11 (7) ◽  
pp. 1736-1741 ◽  
Author(s):  
Juzhe Liu ◽  
Yongfei Ji ◽  
Jianwei Nai ◽  
Xiaogang Niu ◽  
Yi Luo ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Oxide Catalysts ◽  
Simple Strategy

A simple strategy to synthesize ultrathin, amorphous and alloyed structural cobalt–vanadium hydr(oxy)oxide catalysts with enhanced water oxidation catalytic activity.

Active site engineering by surface sulfurization for a highly efficient oxygen evolution reaction: a case study of Co3O4 electrocatalysts

2018 ◽  
Vol 6 (45) ◽  
pp. 22497-22502 ◽  
Author(s):  
Ying Pan ◽  
Hangjuan Ren ◽  
Haiwei Du ◽  
Fuyang Cao ◽  
Yifeng Jiang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Active Site ◽  
Oxygen Evolution Reaction ◽  
Highly Efficient

Enhanced catalytic activity of Co3O4@CoSx through surface sulfurization.

scholarly journals Template-free synthesis of mesoporous manganese oxides with catalytic activity in the oxygen evolution reaction

2017 ◽  
Vol 1 (4) ◽  
pp. 780-788 ◽  
Author(s):  
Suoyuan Lian ◽  
Michelle P. Browne ◽  
Carlota Domínguez ◽  
Serban N. Stamatin ◽  
Hugo Nolan ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
High Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Manganese Oxides ◽  
Template Free ◽  
Highly Porous

Solvothermally synthesised MnCO3 leads to template-free formation of highly porous, defect-rich MnO2 with high activity in water oxidation.

scholarly journals Ni(ii)-based coordination polymers for efficient electrocatalytic oxygen evolution reaction

RSC Advances ◽  
2018 ◽  
Vol 8 (67) ◽  
pp. 38562-38565 ◽  
Author(s):  
Zhi-Qiang Jiang ◽  
Yu-Feng Li ◽  
Xue-Jun Zhu ◽  
Jin Lu ◽  
Lei Zhang ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Coordination Polymer ◽  
Oxygen Evolution ◽  
Coordination Polymers ◽  
Oxygen Evolution Reaction ◽  
Fe Ions

An alkaline-stable cationic Ni(ii) coordination polymer showed remarkable oxygen evolution reaction (OER) catalytic activity due to capturing Fe ions.

Gold doping induced strong enhancement of carbon quantum dots fluorescence and oxygen evolution reaction catalytic activity of amorphous cobalt hydroxide

2018 ◽  
Vol 42 (23) ◽  
pp. 18794-18801 ◽  
Author(s):  
Pandi Muthukumar ◽  
Savarimuthu Philip Anthony
Keyword(s):  
Quantum Dots ◽  
Catalytic Activity ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Carbon Quantum Dots ◽  
Cobalt Hydroxide ◽  
Strong Enhancement ◽  
Gold Doping

Au doping leads to tunable and strong enhancement of SCQDs fluorescence and OER activity of amorphous Co(OH)2.

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