Microkinetic model for pH- and potential-dependent oxygen evolution during water splitting on Fe-doped β-NiOOH

2020 ◽  
Vol 13 (12) ◽  
pp. 4962-4976 ◽  
Author(s):  
Ananth Govind Rajan ◽  
Emily A. Carter
Keyword(s):  
Hydrogen Production ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Operating Conditions ◽  
Renewable Electricity ◽  
Commercial Use ◽  
Microkinetic Model ◽  
Electrochemical Water Splitting ◽  
Reactor Operating

Understanding and predicting the effect of reactor operating conditions on electrochemical water splitting is essential to optimize sustainable hydrogen production using excess renewable electricity and to adapt it for commercial use.

Construction of hierarchical IrTe nanotubes with assembled nanosheets for overall water splitting electrocatalysis

2021 ◽  
Author(s):  
Ziqiang Wang ◽  
Peng Wang ◽  
Hugang Zhang ◽  
Wenjing Tian ◽  
You Xu ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Bifunctional Catalysts ◽  
Overall Water Splitting ◽  
Electrochemical Water Splitting

The design of efficient bifunctional catalysts for hydrogen and oxygen evolution reactions is significant for electrochemical water splitting. Here, hierarchical IrTe nanotubes (NTs) with assembled nanosheets have been prepared through...

Hierarchical Fe-Mn binary metal oxide core-shell nano-polyhedron as bifunctional electrocatalyst for efficient water splitting

2021 ◽  
Author(s):  
Yun-Wu Li ◽  
Shi-Kun Su ◽  
Cai-Zhen Yue ◽  
Jun Shu ◽  
Pengfang Zhang ◽  
...  
Keyword(s):  
Metal Oxide ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Energy Crisis ◽  
Core Shell ◽  
Bifunctional Electrocatalyst ◽  
Binary Metal ◽  
Bifunctional Electrocatalysts ◽  
Binary Metal Oxide ◽  
Electrochemical Water Splitting

Electrochemical water splitting is convinced as one of the most promising solutions to combat energy crisis. The exploitation of efficient hydrogen and oxygen evolution reactions (HER/OER) bifunctional electrocatalysts is undoubtedly...

Tuning the electronic structure of NiCoVOx nanosheets through S doping for enhanced oxygen evolution

Nanoscale ◽  
2021 ◽  
Author(s):  
Haibin Ma ◽  
ChangNing SUN ◽  
Zhili Wang ◽  
Qing Jiang
Keyword(s):  
Electronic Structure ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Low Cost ◽  
Ni Foam ◽  
Electrochemical Water Splitting

It is of great importance to develop efficient and low-cost oxygen evolution reaction (OER) electrocatalysts for electrochemical water splitting. Herein, S doped NiCoVOx nanosheets grown on Ni-Foam (S-NiCoVOx/NF) with modified...

Fe-Co-P multi-heterostructure arrays for efficient electrocatalytic water splitting

2021 ◽  
Author(s):  
Hanwen Xu ◽  
Jiawei Zhu ◽  
Pengyan Wang ◽  
Ding Chen ◽  
Chengtian Zhang ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Hydrogen Evolution ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Oxygen Evolution Reaction ◽  
Rational Design ◽  
Large Scale ◽  
High Efficiency ◽  
Bifunctional Catalysts

Rational design and construction of high-efficiency bifunctional catalysts for hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) is crucial for large-scale hydrogen production by water splitting. Herein, by a...

scholarly journals Facile efficient earth abundant NiO/C composite electrocatalyst for the oxygen evolution reaction

RSC Advances ◽  
2019 ◽  
Vol 9 (10) ◽  
pp. 5701-5710 ◽  
Author(s):  
Abdul Qayoom Mugheri ◽  
Aneela Tahira ◽  
Umair Aftab ◽  
Muhammad Ishaq Abro ◽  
Saleem Raza Chaudhry ◽  
...  
Keyword(s):  
Energy Consumption ◽  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Earth Abundant ◽  
Electrochemical Water Splitting

Due to the increasing energy consumption, designing efficient electrocatalysts for electrochemical water splitting is highly demanded.

Ni3N-Coated Ni Nanorod Arrays for Hydrogen and Oxygen Evolution in Electrochemical Water Splitting

2020 ◽  
Vol 3 (11) ◽  
pp. 10986-10995
Author(s):  
Hongmei Wang ◽  
Jie Xiong ◽  
Xing Cheng ◽  
Mathias Fritz ◽  
Adriana Ispas ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Nanorod Arrays ◽  
Electrochemical Water Splitting

Zinc-telluride nanospheres as an efficient water oxidation electrocatalyst displaying a low overpotential for oxygen evolution

2019 ◽  
Vol 7 (46) ◽  
pp. 26410-26420 ◽  
Author(s):  
Maira Sadaqat ◽  
Laraib Nisar ◽  
Noor-Ul-Ain Babar ◽  
Fayyaz Hussain ◽  
Muhammad Naeem Ashiq ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Zinc Telluride ◽  
Low Overpotential ◽  
Electrochemical Water Splitting ◽  
Kinetics Of

Electrochemical water splitting is economically unviable due to the sluggish kinetics of the anodically uphill oxygen evolution reaction (OER).

Improving catalysis for electrochemical water splitting using a phosphosulphide surface

2020 ◽  
Vol 7 (12) ◽  
pp. 2388-2395 ◽  
Author(s):  
Lisi Yin ◽  
Xinran Ding ◽  
Wenxian Wei ◽  
Yihui Wang ◽  
Zizheng Zhu ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Alkaline Electrolyte ◽  
Electrochemical Water Splitting

A yolk–shell-structured porous phosphosulphide catalyst exhibits superior activities towards the hydrogen and oxygen evolution reactions in water splitting in an alkaline electrolyte.

scholarly journals In situ XAFS of acid-resilient iridate pyrochlore oxygen evolution electrocatalysts under operating conditions

2020 ◽  
Vol 22 (34) ◽  
pp. 18770-18773
Author(s):  
David L. Burnett ◽  
Enrico Petrucco ◽  
Andrea E. Russell ◽  
Reza J. Kashtiban ◽  
Jonathan D. B Sharman ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Operating Conditions ◽  
In Situ Xafs ◽  
Synchrotron Spectroscopy

Electrocatalytic water splitting using iridate pyrochlores studied using synchrotron spectroscopy reveals a response from all iridium in the conducting oxide.

Triple hierarchy and double synergies of NiFe/Co9S8/carbon cloth: a new and efficient electrocatalyst for the oxygen evolution reaction

Nanoscale ◽  
2019 ◽  
Vol 11 (7) ◽  
pp. 3378-3385 ◽  
Author(s):  
Changhong Zhan ◽  
Zheng Liu ◽  
Yang Zhou ◽  
Mingliang Guo ◽  
Xiaolin Zhang ◽  
...  
Keyword(s):  
Water Splitting ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Water Oxidation ◽  
Oxidation Catalyst ◽  
Carbon Cloth ◽  
Electrochemical Water Splitting

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

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