Extraordinary physical properties of superconducting YBa${}_{1.4}$Sr${}_{0.6}$Cu${}_3$O${}_6$Se${}_{0.51}$ in a multiphase ceramic material

V. Grinenko, A. Dudka, S. Nozaki +10

We report on a novel material obtained by modifying pristine YBCO superconductor in solid phase synthesis via simultaneous partial substitution of Ba by Sr and O by Se. Simultaneou…