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W-Particle shape in liquid Cu during heat treatment of Cu-W composite powder prepared by mechanical alloying

โœ Scribed by Myung-Jin Suk; Jin-Ho Hyun; Ji-Soon Kim; Young-Soon Kwon; Young Do Kim

Publisher
TechnoPress
Year
2002
Tongue
English
Weight
1012 KB
Volume
8
Category
Article
ISSN
1598-9623

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Large negative magnetoresistance in caps
Large negative magnetoresistance in capsulated Coโ€“Cu powder prepared by mechanical alloying
โœ W. Rattanasakulthong; C. Sirisathitkul ๐Ÿ“‚ Article ๐Ÿ“… 2005 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 266 KB

Large negative magnetoresistance (MR) in mechanically alloyed, Cobalt-copper (Co-Cu) powder was observed at room temperature. Cu-Co powder (atomic ratio 30:70) milled for 30, 60 and 120 h was packed in plastic capsules with the bulk densities of 2.68-3.96 g/cm 3 . At room temperature, the alloyed Co