Superconductivity in layered Zintl phase LiSn2As2

Junjie Wang, Xiangru Cui, Yimin Wan +3

We report the superconductivity in the layered Zintl phase LiSn${}_2$As${}_2$, which is isostructural to NaSn${}_2$As${}_2$ and has a transition temperature ($T_{\mathrm{c}}$) of 1.6 K. De…