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Annealing temperature effect on the properties of Bi:2212 superconducting system

โœ Scribed by S.M. Khalil; A. Sedky

Publisher
Elsevier Science
Year
2005
Tongue
English
Weight
259 KB
Volume
357
Category
Article
ISSN
0921-4526

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## Samples with the nominal composition BizSrzCa,\_,Na,CuzO, (with x=0.05,0.2,0.4 and 0.5) were prepared by the solid state reaction method. The role of Na and the effect of various heat treatments in the 2212 composition were studied. From the X-ray diffraction data it is found that the samples a