Enter a species  (e.g. Al, Fe): Cu
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: EAM_Dynamo_AcklandVitek_1990_Cu__MO_642748370624_000
Enter hexagonal lattice constants 'a' and 'c' (m): 2.545552772012361e-10, 4.247574099713713e-10

Calculating isothermal bulk modulus

Optimization terminated successfully.
         Current function value: -7.021086
         Iterations: 74
         Function evaluations: 195

Finished calculation

C11 = 250.63885294927317 GPa
C12 = 93.43688249254637 GPa
  B = 145.83753931145532 GPa