Defect stability in thorium monocarbide: An ab initio study
Wang Chang-Yinga),b), Han Hana),c), Shao Kuana),b), Cheng Cheng†a),c), Huai Ping‡a),c)
       
The diagram for Schottky defect: the positions of carbon vacancy ( V C) and of thorium vacancy ( V Th) are indicated by the arrows. Th atoms in green, C atoms in black, carbon vacancy and thorium vacancy in black dotted circle.