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. 2019 Mar 19;4(3):5442–5450. doi: 10.1021/acsomega.8b03323

Figure 4.

Figure 4

Band structure of SnSe using DFT. (A) Below and (C) above the phase transition, (B) expanded view of the VBM and CBM indicated in the dotted squares in (A). (D) Estimated energy band gap above and below the phase transition temperature.