Hydrazine-assisted electrolytic hydrogen production: CoS2nanoarray as a superior bifunctional electrocatalyst

2017 ◽  
Vol 41 (12) ◽  
pp. 4754-4757 ◽  
Author(s):  
Xiao Ma ◽  
Jianmei Wang ◽  
Danni Liu ◽  
Rongmei Kong ◽  
Shuai Hao ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Oxidation Reaction ◽  
Bifunctional Electrocatalyst ◽  
Hydrazine Oxidation ◽  
Electrolytic Hydrogen ◽  
Ti Mesh

A CoS2nanoarray on Ti mesh acts as an efficient and durable catalyst for the hydrazine oxidation reaction and it only needs 0.81 V to attain 100 mA cm−2in 1.0 M KOH with 100 mM hydrazine for its two-electrode electrolyser.

Porous and amorphous cobalt hydroxysulfide core–shell nanoneedles on Ti-mesh as a bifunctional electrocatalyst for energy-efficient hydrogen production via urea electrolysis

2021 ◽  
Author(s):  
Yu Jiang ◽  
Shanshan Gao ◽  
Gongchen Xu ◽  
Xiaoming Song
Keyword(s):  
Hydrogen Production ◽  
High Activity ◽  
Energy Efficient ◽  
Bifunctional Catalyst ◽  
Core Shell ◽  
Bifunctional Electrocatalyst ◽  
Urea Electrolysis ◽  
Ti Mesh

Porous and amorphous CoSx(OH)y core–shell nanoneedles covered by numerous ultra-thin small nanosheets are synthesized successfully on Ti-mesh, and act as a high activity and stability bifunctional catalyst for urea electrolysis.

Energy-efficient electrolytic hydrogen production assisted by coupling urea oxidation with a pH-gradient concentration cell

2018 ◽  
Vol 54 (21) ◽  
pp. 2603-2606 ◽  
Author(s):  
Genxiang Wang ◽  
Junxiang Chen ◽  
Yan Li ◽  
Jingchun Jia ◽  
Pingwei Cai ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Energy Efficient ◽  
Oxidation Reaction ◽  
Ph Gradient ◽  
Concentration Cell ◽  
Electrolytic Hydrogen

Electrolytic H2 generation can be greatly facilitated by coupling urea oxidation reaction and a pH-gradient concentration cell.

Driving electrochemical oxygen reduction and hydrazine oxidation reaction by enzyme-inspired polymeric Cu(3,3′-diaminobenzidine) catalyst

2017 ◽  
Vol 5 (33) ◽  
pp. 17413-17420 ◽  
Author(s):  
Fei He ◽  
Li Mi ◽  
Yanfei Shen ◽  
Xinghua Chen ◽  
Yiran Yang ◽  
...  
Keyword(s):  
Carbon Black ◽  
Oxygen Reduction ◽  
Oxidation Reaction ◽  
Bifunctional Electrocatalyst ◽  
Hydrazine Oxidation ◽  
Electrochemical Oxygen

Well-defined polymeric Cu(3,3′-diaminobenzidine) on carbon blackviaCu–N complexing and π–π interaction is developed as an excellent bioinspired bifunctional electrocatalyst.

Energy-efficient electrolytic hydrogen generation using a Cu3P nanoarray as a bifunctional catalyst for hydrazine oxidation and water reduction

2017 ◽  
Vol 4 (3) ◽  
pp. 420-423 ◽  
Author(s):  
Meng Liu ◽  
Rong Zhang ◽  
Lixue Zhang ◽  
Danni Liu ◽  
Shuai Hao ◽  
...  
Keyword(s):  
Hydrogen Evolution ◽  
Hydrogen Evolution Reaction ◽  
Energy Efficient ◽  
Oxidation Reaction ◽  
Hydrogen Generation ◽  
Bifunctional Catalyst ◽  
Water Reduction ◽  
Hydrazine Oxidation ◽  
Electrolytic Hydrogen

A Cu3P nanoarray acts as a durable bifunctional catalyst for hydrogen evolution reaction and hydrazine oxidation reaction with 100 mA cm−2at 0.72 V in 1.0 M KOH.

Anodic hydrazine oxidation assisted hydrogen evolution over bimetallic RhIr mesoporous nanospheres

2021 ◽  
Author(s):  
Mei Zhang ◽  
Ziqiang Wang ◽  
Zhongyao Duan ◽  
Shengqi Wang ◽  
You Xu ◽  
...  
Keyword(s):  
Hydrogen Production ◽  
Energy Saving ◽  
Hydrogen Evolution ◽  
Oxygen Evolution ◽  
Oxygen Evolution Reaction ◽  
Oxidation Reaction ◽  
Hydrazine Oxidation

Replacing sluggish anodic oxygen evolution reaction with thermodynamically favorable hydrazine oxidation reaction (HzOR) is a powerful energy-saving approach for hydrogen production, and the efficiency of this process mainly relies on...

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