The two critical temperatures conundrum in La${}_{1.83}$Sr${}_{0.17}$CuO${}_4$

Abhisek Samanta, Itay Mangel, Amit Keren +2

The in-plane and out-of-plane superconducting stiffness of LSCO rings appear to vanish at different transition temperatures, which contradicts thermodynamical expectation. In addit…