Hidden Superconductivity in Solid Solutions Sr(1-x)La(x)PbO3 detected by tunneling

V. A. Drozd, T. Ekino, A. M. Gabovich +2

Solid solutions of Sr1-xLaxPbO3 (x = 0, 0.05, 0.10, 0.15 and 0.20) were synthesized with the help of high pressure. Temperature (T) dependences of the resistivity r and differentia…