Enter a species  (e.g. Al, Fe): Zn
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: SW_ZhouWardMartin_2013_CdTeZnSeHgS__MO_503261197030_002
Enter hexagonal lattice constants 'a' and 'c' (m): 2.834790978273372e-10, 4.629194287997123e-10

Calculating isothermal bulk modulus

Optimization terminated successfully.
         Current function value: -2.649993
         Iterations: 75
         Function evaluations: 192

Finished calculation

C11 = 535.8037269435137 GPa
C12 = 357.83387338480634 GPa
  B = 417.15715790437537 GPa