311 Microstructure and electrical conductivity for TiB_2 particle dispersed aluminum composites by spark sintering

2013 ◽  
Vol 2013.51 (0) ◽  
pp. _311-1_-_311-2_
Author(s):  
Gen SASAKI ◽  
Moon Hee LEE ◽  
Kenjiro SUGIO ◽  
Yong Bum CHOI ◽  
Kazuhiro MATSUGI
2009 ◽  
Vol 50 (9) ◽  
pp. 2160-2164 ◽  
Author(s):  
Zhe-Feng Xu ◽  
Yong-Bum Choi ◽  
Kazuhiro Matsugi ◽  
Dong-Chun Li ◽  
Gen Sasaki

Author(s):  
N. A. Adamenko ◽  
A. V. Kazurov ◽  
D. V. Savin ◽  
G. V. Agafonova ◽  
A. S. Ageikin

Structure formation in fluoroplastic-aluminum composites obtained by static and explosive pressing has been investigated. The concentration of dispersed aluminum was 50 and 70% vol. In fluoroplastic-aluminum composites, after static pressing, spalling of metal particles, formed during the preparation of a microsection, was found, which indicates low adhesion of the polymer and metal. The production of fluoroplastic-aluminum composites using explosive pressing leads to the formation of a monolithic material with a high adhesive interaction of the components and the formation of a metal frame.


2007 ◽  
pp. 729-732
Author(s):  
Gen Sasaki ◽  
Fumiaki Kondo ◽  
Kazuhiro Matsugi ◽  
Osamu Yanagisawa

1990 ◽  
Vol 40 (6) ◽  
pp. 450-452
Author(s):  
Itaru SHIRAYANAGI ◽  
Yoshinori NISHIDA ◽  
Hiromi MATSUBARA ◽  
Masaru NAKANISHI

Author(s):  
John C. Russ ◽  
Nicholas C. Barbi

The rapid growth of interest in attaching energy-dispersive x-ray analysis systems to transmission electron microscopes has centered largely on microanalysis of biological specimens. These are frequently either embedded in plastic or supported by an organic film, which is of great importance as regards stability under the beam since it provides thermal and electrical conductivity from the specimen to the grid.Unfortunately, the supporting medium also produces continuum x-radiation or Bremsstrahlung, which is added to the x-ray spectrum from the sample. It is not difficult to separate the characteristic peaks from the elements in the specimen from the total continuum background, but sometimes it is also necessary to separate the continuum due to the sample from that due to the support. For instance, it is possible to compute relative elemental concentrations in the sample, without standards, based on the relative net characteristic elemental intensities without regard to background; but to calculate absolute concentration, it is necessary to use the background signal itself as a measure of the total excited specimen mass.


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