Modulation of electronic properties with external fields in silicene-based nanostructures
Li Genga),b), Zhao Yin-Changa),b), Zheng Ruia),b), Ni Jun†a),b), Wu Yan-Ningc)
       
The densities of states (DOS) for the 4×4 supercell under different electric fields. (a) The DOS of Fe-I with electric field of −1.0 V/Å and 0 V/Å. (b) The DOS of Fe-II with electric field of 0 V/Å and −0.7 V/Å.[ 18 ]