Effect of Sr doping on structure, morphology and transport properties of Bi${}_2$Se${}_3$ epitaxial thin films

S. O. Volosheniuk, Yu. G. Selivanov, M. A. Bryzgalov +2

We report molecular beam epitaxy growth of Sr-doped Bi${}_2$Se${}_3$ films on (111) BaF${}_2$ substrate, aimed to realize unusual superconducting properties inherent to Sr${}_x$Bi${}_2$Se$_3…