Abstract
(Bi,Pb)-2223 HTSs (high temperature superconductors) were synthesized from nominally pure (reference) and BN-added Bi1.7Pb0.3Ca2Sr2Cu3O y (BN) x precursors (x=0,0.10,0.15, and 0.20) by the solid state reaction method using alumina crucibles. The influence of boron nitride addition on the phase formation kinetics and transport properties of (Bi,Pb)-2223 HTSs was studied using X-ray diffraction (XRD), resistivity and critical current density measurements. BN-added compounds reveal a significant enhancement in both the high-T c 2223 phase formation and critical current density compared to the reference specimen.
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Acknowledgement
This work was financially supported by the Shota Rustaveli National Science Foundation of Georgia (Grant No. GNSF/ST09_844_7-121).
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Margiani, N.G., Mumladze, G.A., Papunashvili, N.A. et al. Effect of BN-Added Precursors on Phase Formation and Transport Properties of (Bi,Pb)-2223 HTS. J Supercond Nov Magn 27, 397–400 (2014). https://doi.org/10.1007/s10948-013-2330-1
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DOI: https://doi.org/10.1007/s10948-013-2330-1