Synthesis of new silicene structure and its energy band properties |
Change process in CASTEP geometry optimization of new silicene crystal with rectangular lattice, showing (a) change process of structure energy in optimization process, (b) new silicene crystal with rectangular lattice after optimizing process in simulating calculation, in which convex bond angle of silicon atom is about 118°, and (c) TEM image of new silicene crystal with rectangular lattice observed in experiment. |
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