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Rapid melting and solidification of BiPbSrCaCuO superconductors by a CO2 laser

✍ Scribed by C.H. Kao; H.L. Chern; C.J. Wang; M.K. Wu


Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
132 KB
Volume
235-240
Category
Article
ISSN
0921-4534

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Bi-pb-Sr-Ca-Cu-O bulk samples with nominal composition of Bil.6Pb0.4Sr2Ca3Cu4Oy (2234) were prepared by a melt casung method. The melting process was carried out on two different powders; one consisting of the precursor materials, and one in which the precursor had been calci,r,d.Th~-~ffects of the