Characterization of LiCoO 2 /multiwall carbon nanotubes with garnet-type electrolyte fabricated by spark plasma sintering for bulk-type all-solid-state batteries

2017 ◽  
Vol 124 ◽  
pp. 242-249 ◽  
Author(s):  
Sung Pil Woo ◽  
Seok Hee Lee ◽  
Young Soo Yoon
2015 ◽  
Vol 60 (2) ◽  
pp. 1315-1318 ◽  
Author(s):  
D.H. Shim ◽  
S.S. Jung ◽  
H.S. Kim ◽  
H. Cho ◽  
J.K. Kim ◽  
...  

Abstract Zirconia matrix ZrO2/CNT composite materials reinforced with multiwall carbon nanotubes were fabricated using a spark plasma sintering technique. The effects of the amount of CNTs addition, sintering temperature and sintering pressure on the properties of the resulting ZrO2/CNT composites were examined. 0 to 9 vol. % CNTs were dispersed in zirconia powder, and the resulting mixture was sintered. The electrical conductivity, hardness, flexural strength, and density were measured to characterize the composites. The friction and wear properties of the composites were also tested. The flexural strength and friction coefficient of the composites were improved with up to 6 vol.% of CNT addition and the flexural strength showed a close relationship with the relative density of the composite. The electrical conductivity increased with increasing proportion of the CNTs, but the efficiency was reduced at more than 6 vol.% CNTs.


2014 ◽  
Vol 249 ◽  
pp. 197-206 ◽  
Author(s):  
Seung-Wook Baek ◽  
Jae-Myung Lee ◽  
Tae Young Kim ◽  
Min-Sang Song ◽  
Youngsin Park

2015 ◽  
Vol 60 (2) ◽  
pp. 1351-1355 ◽  
Author(s):  
M. Lis ◽  
A. Wrona ◽  
J. Mazur ◽  
C. Dupont ◽  
M. Kamińska ◽  
...  

Abstract The paper presents results of investigations of the obtained nanocomposite materials based on silver with addition of multiwall carbon nanotubes. The powder of carbon nanotubes content from 0.1 to 3 wt. % was produced by application of powder metallurgy methods, through mixing and high-energetic milling, and also chemical methods. Modification of carbon nanotubes included electroless deposition of silver particles on the carbon nanotube active surfaces and chemical reduction with strong reducing agent – sodium borohydride (NaBH4). The obtained powder mixtures were consolidated by SPS – Spark Plasma Sintering method. The formed composites were subjected to tests of relative density, electrical conductivity and electro-erosion properties. Detailed examinations of the structure with application of X-ray microanalysis, with consideration of carbon nanotubes distribution, were also carried out. The effect of manufacturing methods on properties of the obtained composites was observed.


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