%0 Journal Article %T Excess Conductivity and Critical Physical Parameters of Y Substituted Ca Site of Bi: 2223 High Tc Superconductors %A A. Sedky %A Amna Salah %A S. A. Amin %J (ISSN: 2456-7779) %D 2017 %R 10.9734/AJOPACS/2017/36244 %X (1) Yong Gan, California State Polytechnic University, USA. %U http://www.sciencedomain.org/abstract/21326