Efficient bifunctional catalysts for overall water splitting: porous Fe–Mo oxide hybrid nanorods

Nanoscale ◽  
2020 ◽  
Vol 12 (13) ◽  
pp. 7116-7123 ◽  
Author(s):  
Wei Chen ◽  
Guangfu Qian ◽  
Qinglian Xu ◽  
Chen Yu ◽  
Mengya Yu ◽  
...  
Keyword(s):  
Metal Oxide ◽  
Water Splitting ◽  
Current Density ◽  
Bifunctional Catalysts ◽  
Binary Metal ◽  
Overall Water Splitting ◽  
Binary Metal Oxide ◽  
A Current

In this work, binary metal oxide porous nanorods are synthesized and exhibit evidently small overpotentials for OER and HER. They also display remarkable stability by holding a current density of ±200 mA cm−2 for 85 h for OER/HER.

Co-Fe binary metal oxide electrocatalyst with synergistic interface structures for efficient overall water splitting

2020 ◽  
Vol 351 ◽  
pp. 44-49 ◽  
Author(s):  
William Adamson ◽  
Xin Bo ◽  
Yibing Li ◽  
Bryan H.R. Suryanto ◽  
Xianjue Chen ◽  
...  
Keyword(s):  
Metal Oxide ◽  
Water Splitting ◽  
Binary Metal ◽  
Overall Water Splitting ◽  
Binary Metal Oxide ◽  
Interface Structures

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...

An advanced and highly efficient Ce assisted NiFe-LDH electrocatalyst for overall water splitting

2020 ◽  
Vol 4 (1) ◽  
pp. 312-323 ◽  
Author(s):  
Harsharaj S. Jadhav ◽  
Animesh Roy ◽  
Bezawit Z. Desalegan ◽  
Jeong Gil Seo
Keyword(s):  
Water Splitting ◽  
Current Density ◽  
Room Temperature ◽  
Cell Voltage ◽  
Highly Efficient ◽  
Overall Water Splitting ◽  
A Cell ◽  
A Current

A room-temperature synthesized NiFeCe2 electrocatalyst delivered a current density of 10 mA cm−2 at a cell voltage of 1.59 V when used as the electrolyzer.

High-performance overall water splitting based on amorphous iron doped cobalt tungstate via facile co-precipitation

2021 ◽  
Vol 9 (15) ◽  
pp. 9753-9760
Author(s):  
Jin Wu ◽  
Renjie Xie ◽  
Xiangchen Hu ◽  
Zhiwei Nie ◽  
Yanuo Shi ◽  
...  
Keyword(s):  
Water Splitting ◽  
Current Density ◽  
High Performance ◽  
Amorphous Iron ◽  
Bifunctional Electrocatalyst ◽  
Overall Water Splitting ◽  
Iron Doped ◽  
Cobalt Tungstate ◽  
Co Precipitation ◽  
A Current

The as-prepared amorphous Fe-doped CoWO4 bifunctional electrocatalyst shows a low overpotential of 259 and 118 mV to reach a current density of 10 mA cm−2 for the OER and HER in 1 M KOH, respectively.

Photothermal coupling electrolysis on Ni–W–B toward practical overall water splitting

2019 ◽  
Vol 7 (20) ◽  
pp. 12440-12445 ◽  
Author(s):  
Weiju Hao ◽  
Renbing Wu ◽  
Hongyuan Yang ◽  
Yanhui Guo
Keyword(s):  
Water Splitting ◽  
Current Density ◽  
Cell Voltage ◽  
Photothermal Effect ◽  
Carbon Cloth ◽  
Cell Temperature ◽  
Overall Water Splitting ◽  
A Current

An overall water splitting device assembled using a photothermal effect coupled Ni–W–B/carbon cloth electrode could deliver a current density of 25 mA cm−2 at an ultralow cell voltage of 1.524 V without heating the whole system, which is comparable to its performance at an elevated cell temperature of 50 °C.

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...

Industrially promising IrNi-FeNi3 hybrid nanosheets for overall water splitting catalysis at large current density

2021 ◽  
Vol 286 ◽  
pp. 119881
Author(s):  
Yamei Wang ◽  
Guangfu Qian ◽  
Qinglian Xu ◽  
Hao Zhang ◽  
Fang Shen ◽  
...  
Keyword(s):  
Water Splitting ◽  
Current Density ◽  
Overall Water Splitting ◽  
Large Current ◽  
Large Current Density
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