Signatures of Amorphous Shiba State in FeTe${}_{0.55}$Se${}_{0.45}$

Jinwon Lee, Sanghun Lee, Andreas Kreisel +7

The iron-based superconductor FeTe${}_{0.55}$Se${}_{0.45}$ is a peculiar material: it hosts a surface state with a Dirac dispersion, is a putative topological superconductor hosting Ma…