Evolution of superconducting and transport properties in annealed FeTe${}_{1-x}$Se${}_x$ (0.1 $\le$ $x$ $\le$ 0.4) multiband superconductors

Yue Sun, Toshihiro Taen, Tatsuhiro Yamada +3

We investigated the superconducting and transport properties in FeTe${}_{1-x}$Se${}_x$ (0.1 $\le$ $x$ $\le$ 0.4) single crystals prepared by O${}_2$-annealing. Sharp superconducting…