The average Fermi energy limit for 6k points is-12.45eV. The band gap at the edge of the first Brillouin Zone is 2.31eV. It shows that cellulose trinitrate has an electric conductivity similar to a semiconductor.

• 六个k点下的平均Fermi能界为-12.；45eV。 在第一Brillouia区边缘的带隙为2