Co(OH)2 nanosheets array doped by Cu2+ ions with optimal electronic structure for urea‐assisted electrolytic hydrogen generation

2021 ◽  
Author(s):  
Zhengcui Wu ◽  
Xiangyu Wang ◽  
Wuzhengzhi Zhang ◽  
Junliang Zhang
2013 ◽  
Vol 58 (1) ◽  
pp. 231-239 ◽  
Author(s):  
K. Hashimoto ◽  
N. Kumagai ◽  
K. Izumiya ◽  
H. Takano ◽  
P.R. Zabinski ◽  
...  

Extrapolation of world energy consumption from 1990 to 2010 indicates the complete exhaustion of world reserves of oil, natural gas, uranium and coal by 2040, 2043, 2046 and 2053, respectively. For the survival of all people in the whole world, intermittent and fluctuating electricity generated from renewable energy should be supplied in the form of usable fuel to all people in the whole world. We have been working on research and development of global carbon dioxide recycling for the use of renewable energy in the form of methane via electrolytic hydrogen generation using carbon dioxide as the feedstock. We created energy-saving cathodes for hydrogen production, anodes for oxygen evolution without chlorine formation in seawater electrolysis, and catalysts for methanation of carbon dioxide and built pilot plants of industrial scale. Recent advances in materials are described. Industrial applications are in progress.


2019 ◽  
Vol 41 (9) ◽  
pp. 1-14 ◽  
Author(s):  
Koji Hashimoto ◽  
Naokazu Kumagai ◽  
Koichi Izumiya ◽  
Hiroyuki Takano ◽  
Zenta Kato

2017 ◽  
Vol 4 (3) ◽  
pp. 420-423 ◽  
Author(s):  
Meng Liu ◽  
Rong Zhang ◽  
Lixue Zhang ◽  
Danni Liu ◽  
Shuai Hao ◽  
...  

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.


2014 ◽  
Vol 2 (21) ◽  
pp. 7702-7705 ◽  
Author(s):  
S. R. Lingampalli ◽  
C. N. R. Rao

Co-substitution of N and F brings about remarkable changes in the electronic structure of ZnO, resulting in an improved yield of hydrogen by visible light irradiation of ZnO/Pt/CdS heterostructures.


2016 ◽  
Vol 41 (30) ◽  
pp. 13308-13314 ◽  
Author(s):  
Naoya Kasai ◽  
Yuki Fujimoto ◽  
Ikuya Yamashita ◽  
Hisashi Nagaoka

2007 ◽  
Vol 31 (12) ◽  
pp. 1142-1155 ◽  
Author(s):  
D. K. Ryland ◽  
H. Li ◽  
R. R. Sadhankar

2012 ◽  
Vol 199 (8) ◽  
pp. 1063-1071 ◽  
Author(s):  
Hyo Sang Jeon ◽  
Jaehoon Kim ◽  
Honggon Kim ◽  
Sang Deuk Lee ◽  
Byoung Koun Min

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