Fabrication and characterization of a novel nanoporous Co–Ni–W–B catalyst for rapid hydrogen generation

RSC Advances ◽  
2015 ◽  
Vol 5 (1) ◽  
pp. 163-166 ◽  
Author(s):  
Cuili Xiang ◽  
Jun Cheng ◽  
Zhe She ◽  
Yongjin Zou ◽  
Hailiang Chu ◽  
...  

Highly active nanoporous Co–Ni–W–B catalyst was firstly prepared using chemical reduction in ethanol solution.

2007 ◽  
Vol 350 ◽  
pp. 43-46 ◽  
Author(s):  
Kiyotaka Tanaka ◽  
Kenichi Kakimoto ◽  
Hitoshi Ohsato

Various KNbO3 powders have been derived from sol-gel process by using different preparation and heating conditions. KNbO3 powder derived from ethanol solution and fabricated at 800oC was most suitable as the raw material of KNbO3 bulk ceramics, because of the small grain size of about 250 nm and its homogeneous size distribution.


2015 ◽  
Vol 2015 ◽  
pp. 1-6 ◽  
Author(s):  
Tatsuya Takeshita ◽  
Takao Umeda ◽  
Noriaki Oonishi ◽  
Michihiro Hara

We report the fabrication and characterization of a dye-sensitized solar cell containing a carboxymethyl-β-cyclodextrin sodium salt (CM-β-CD) layer and a noncarboxylated dye compound (tris(2,2′-bipyridyl)ruthenium(II)dichloride hexahydrate (Ru-dye)). The values of the incident photon-to-current conversion efficiency (IPCE) of the Ru-dye/CM-β-CD-containing device measured under 450 and 490 nm light irradiation were, respectively, 2.35% and 3.33%. The IPCE was due to the absorption of Ru-dye in ethanol solution. In contrast, the IPCE of the device that was prepared without the CM-β-CD layer measured under 450 nm irradiation was approximately three times smaller. Accordingly, the current findings demonstrate the application of a noncarboxylated dye compound in DSSCs incorporating a CM-β-CD layer.


2013 ◽  
Vol 03 (01) ◽  
pp. 15-27 ◽  
Author(s):  
Zeinab Abdel Hamid ◽  
Sayed Farag Moustafa ◽  
Walid Mohamed Daoush ◽  
Fatema Abdel Mouez ◽  
Mona Hassan

2019 ◽  
Vol 35 (4) ◽  
pp. 475-484
Author(s):  
SHIVA ARUN ◽  
◽  
PRABHA BHARTIYA ◽  
AMREEN NAZ ◽  
SUDHEER RAI ◽  
...  

2019 ◽  
Vol 139 (11) ◽  
pp. 375-380
Author(s):  
Harutoshi Takahashi ◽  
Yuta Namba ◽  
Takashi Abe ◽  
Masayuki Sohgawa

2015 ◽  
Vol 135 (11) ◽  
pp. 474-475
Author(s):  
Koji Sugano ◽  
Ryoji Hiraoka ◽  
Toshiyuki Tsuchiya ◽  
Osamu Tabata

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