High-temperature superconductivity of the system Bi-Sr-Ca-Cu-O
Anshukova N. V. , Golovashkin A. I. , Ivanenko O. M., Kraiskaya K. V., Mitsen K. V.
A high-temperature superconductivity with Tc = 60-80 К has been detected in the Bi-Sr-Ca-Cu-O system over a broad temperature range. Samples of the composition BiCaSr2Cu2Ov revealed the presence (~ 10%) of the superconducting phase with Tc ^ 110 K.