Macroscopic quantum tunneling and phase diffusion in a La${}_{2-x}$Sr${}_x$CuO${}_4$ intrinsic Josephson junction stack

Yuimaru Kubo, A. O. Sboychakov, Franco Nori +5

We performed measurements of switching current distribution in a submicron La${}_{2-x}$Sr${}_x$CuO${}_4$ (LSCO) intrinsic Josephson junction (IJJ) stack in a wide temperature range. The…