Preparation and characterization of glassy and superconducting (Bi,Pb, Sb)-Sr-Ca-Cu-O systems |
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| Authors: | V P N Padmanaban K Shahi |
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| Affiliation: | (1) Department of Physics, Indian Institute of Technology, 208 016 Kanpur, India |
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| Abstract: | Superconducting compounds with nominal compositions Bi1.7Pb0.3Sr1.6Ca2 Cu3.4O
x
and Bi1.9Sb0.1Sr2Ca2Cu3O
y
have been synthesized by ceramic and glass routes and characterized by X-ray diffraction, electrical resistivity and dielectric
constant measurements. The zero-electrical resistance temperatures are about 70K. The dielectric constant of the glasses at
room temperature is around 30. |
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| Keywords: | (Bi Pb Sb)-Sr-Ca-Cu superconductors high temperature superconducting glass ceramics melt-quench method dielectric constant |
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