Enter a species  (e.g. Al, Fe): Zr
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: Sim_LAMMPS_ADP_SmirnovaStarikov_2017_ZrNb__SM_937902197407_000
Enter hexagonal lattice constants 'a' and 'c' (m): 3.214933028954569e-10, 5.172576733515725e-10

Calculating isothermal bulk modulus

Optimization terminated successfully.
         Current function value: -12.938568
         Iterations: 74
         Function evaluations: 190

Finished calculation

C11 = 170.1760673480754 GPa
C12 = 76.94615613179478 GPa
  B = 108.02279320388831 GPa