Native interstitial defects in ZnGeN${}_2$

Dmitry Skachkov, Walter R. L. Lambrecht

A density functional study is presented of the interstitial Zn${}_i$, Ge${}_i$, and N${}_i$ in ZnGeN${}_2$. Corrections to the band gap are included by means of the LDA+U method. The Zn an…