Silicene: from monolayer to multilayer — A concise review
Li Hui†, Hui-Xia Fu, Meng Sheng
       
Large scale (upper panels) and high resolution (lower panels) STM images of (a) , (b) 4×4, and (c) silicene superlattices with respect to Ag (111). Red balls in the lower panels denote highly buckled Si atoms. (d) Phase diagram of SLS growth on Ag (111).[ 10 ]