Low-temperature and template-free fabrication of cobalt oxide acicular nanotube arrays and their applications in supercapacitors

2015 ◽  
Vol 3 (7) ◽  
pp. 4042-4048 ◽  
Author(s):  
Chung-Wei Kung ◽  
Yu-Heng Cheng ◽  
Chuan-Ming Tseng ◽  
Li-Yao Chou ◽  
Kuo-Chuan Ho
Keyword(s):  
Low Temperature ◽  
Specific Capacitance ◽  
Cobalt Oxide ◽  
Kirkendall Effect ◽  
Nanotube Arrays ◽  
Nanorod Arrays ◽  
Cobalt Carbonate ◽  
Carbonate Hydroxide ◽  
Template Free

Layered cobalt carbonate hydroxide (LCCH) acicular nanorod arrays (ANRAs) are converted to Co3O4 acicular nanotube arrays (ANTAs) via Kirkendall effect. The Co3O4 ANTAs exhibit a specific capacitance of 979 F g−1, which is higher than that of the Co3O4 ANRAs (191 F g−1).

Integration of mesoporous nickel cobalt oxide nanosheets with ultrathin layer carbon wrapped TiO2 nanotube arrays for high-performance supercapacitors

2016 ◽  
Vol 40 (8) ◽  
pp. 6881-6889 ◽  
Author(s):  
Cuiping Yu ◽  
Yan Wang ◽  
Jianfang Zhang ◽  
Xia Shu ◽  
Jiewu Cui ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Cobalt Oxide ◽  
Current Density ◽  
High Performance ◽  
Tio2 Nanotube Arrays ◽  
Nanotube Arrays ◽  
Nickel Cobalt ◽  
Nickel Cobalt Oxide ◽  
A Current ◽  
Ultrathin Layer

Novel nanocomposite NiCo2O4/C-TNAs were synthesized for high-performance supercapacitors with a specific capacitance of 934.9 F g−1 at a current density of 2 A g−1.

Low-temperature cobalt oxide as rechargeable cathodic material for lithium batteries

1995 ◽  
Vol 54 (2) ◽  
pp. 373-377 ◽  
Author(s):  
B. Garcia ◽  
J. Farcy ◽  
J.P. Pereira-Ramos ◽  
J. Perichon ◽  
N. Baffier
Keyword(s):  
Low Temperature ◽  
Cobalt Oxide ◽  
Lithium Batteries ◽  
Cathodic Material

A flexible lead-free piezoelectric nanogenerator based on vertically aligned BaTiO3 nanotube arrays on a Ti-mesh substrate

RSC Advances ◽  
2016 ◽  
Vol 6 (84) ◽  
pp. 81426-81435 ◽  
Author(s):  
Ermias Libnedengel Tsege ◽  
Gyu Han Kim ◽  
Venkateswarlu Annapureddy ◽  
Beomkeun Kim ◽  
Hyung-Kook Kim ◽  
...  
Keyword(s):  
Low Temperature ◽  
Titanium Oxide ◽  
Hydrothermal Process ◽  
Lead Free ◽  
Nanotube Arrays ◽  
Titanium Oxide Nanotubes ◽  
Vertically Aligned ◽  
Ti Mesh

A novel, flexible lead-free piezoelectric nanogenerator was developed using a uniform BaTiO3 film; synthesized by in situ conversion of titanium oxide nanotubes in a low temperature hydrothermal process.

Low Temperature (< 100{degree sign}C) Patterned Growth of ZnO Nanorod Arrays on Si

2019 ◽  
Vol 6 (2) ◽  
pp. 127-132
Author(s):  
Byoung Sam Kang ◽  
Steve Pearton ◽  
Fan Ren
Keyword(s):  
Low Temperature ◽  
Zno Nanorod ◽  
Nanorod Arrays ◽  
Zno Nanorod Arrays ◽  
Patterned Growth
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