Control{
    condition = initial
    cpumax = 23 hour
}
accuracy{
    cutoff_wf =  20.00  rydberg
    cutoff_cd =  80.00  rydberg

    num_bands = 20
    ksampling{
       mesh{  nx = 2, ny =  2, nz =  2 }
    }
}
structure{
    unit_cell_type = bravais
    unit_cell{
        a = 10.17512
        b = 10.17512
        c = 10.17512
        alpha = 90.0
        beta = 90.0
        gamma = 90.0
    }
    symmetry{
        method = automatic
    }
    atom_list{
       atoms{
       #tag   element  rx       ry       rz 
                Si    0.00     0.00      0.00 
                Si    0.25     0.25      0.25 
                Si    0.50     0.50      0.00 
                Si    0.75     0.75      0.25 
                Si    0.50     0.00      0.50 
                Si    0.75     0.25      0.75 
                Si    0.00     0.50      0.50 
                Si    0.25     0.75      0.75 
       }
    }
    reference_cell{
       a_vector =  0.00000       5.08756        5.08756
       b_vector =  5.08756       0.00000        5.08756
       c_vector =  5.08756       5.08756        0.00000
    }
    element_list{ #tag element  atomicnumber
                          Si        14
    }
}
printlevel{
   gap = 2
}
Phonon{
    sw_phonon = on
    sw_vibrational_modes = on
    sw_calc_force = on
    displacement = 0.1

    method = band
    use_qpoint_data_file = yes

    phonon_band_unfolding{
       sw_phonon_band_unfolding = on
    }
}
