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Superconductivity of Bi1.6Pb0.4Sr2Ca3Cu4O12 |
Atilla Coskun;Ahmet Ekicibil;Bekir Özccelik |
Department of Physics, Faculty of Sciences and Letters, Cukurova
University 01330 Balcali, Adana, Turkey |
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Cite this article: |
Atilla Coskun, Ahmet Ekicibil, Bekir Ö et al 2002 Chin. Phys. Lett. 19 1863-1865 |
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Abstract The superconducting ceramics Bi1.6Pb0.4Sr2Ca3Cu4O12 have been prepared by melt-casting method. A zero resistance temperature at 60 K has been observed. It has been found that the superconducting phase temperature Tc increases with increasing sintering temperature. The effect of Pb content on the superconductivity of the ceramic has been studied. The microstructure of the sample has been investigated by scanning electron microscopy. Phase analysis has been carried out by x-ray diffraction patterns and energy dispersive analysis through x-ray spectroscopy.
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Keywords:
74.70.Ad
74.62.Bf
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Published: 01 December 2002
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PACS: |
74.70.Ad
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(Metals; alloys and binary compounds)
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74.62.Bf
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(Effects of material synthesis, crystal structure, and chemical composition)
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