Optical conductivity of topological semimetal Nb${}_{2n+1}$Si${}_n$Te${}_{4n+2}$

Seongjin Ahn

We study the linear optical conductivity of the Nb${}_{2n+1}$Si${}_n$Te${}_{4n+2}$ family of layered van der Waals materials, which has recently gained considerable attention owing to it…