Correlation between topological band character and chemical bonding in a $\mathbf{B}{\mathbf{i}}_{14}\mathbf{R}{\mathbf{h}}_3{\mathbf{I}}_9$-based family of insulators

Bertold Rasche, Anna Isaeva, Michael Ruck +3

Recently the presence of topologically protected edge-states in Bi${}_{14}$Rh${}_3$I${}_9$ was confirmed by scanning tunnelling microscopy consolidating this compound as a weak 3D topolo…