Superconducting critical current of a single Cu2O4-plane in Bi2Sr2CaCu2O8+x single crystal

L. X. You, A. Yurgens, D. Winkler

By feeding current into the topmost $\mathrm{C}{\mathrm{u}}_2{\mathrm{O}}_4$-layer of a mesa etched into the surface of a $\mathrm{B}{\mathrm{i}}_2\mathrm{S}{\mathrm{r}}_2\mathrm{CaC}{\mathrm{u}}_2{\mathrm{O}}_{8+\mathrm{x}}$ (BSCCO) single crystal, we measured its superco…