Ganesan, N.Pathmanathan,; J.C.N.Rajendra, B.S.B.Karunaratna.
(Eastern University, Sri Lanka, 2000)
Three Bismuth based superconducting samples with the composition.rPbQ.sSrCaCui.sOy were prepared using different solid state reaction techniques. The BiiOz* P6O, SrCOz and CuO powders o/99% purity were used as starting raw ...