Enter a species  (e.g. Al, Fe): W
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: EAM_Dynamo_Ackland_2003_W__MO_141627196590_005
Enter hexagonal lattice constants 'a' and 'c' (m): 2.848772431071848e-10, 4.65202589962266e-10

Calculating isothermal bulk modulus

Optimization terminated successfully.
         Current function value: -17.208380
         Iterations: 69
         Function evaluations: 184

Finished calculation

C11 = 407.4564318870886 GPa
C12 = 175.353535798489 GPa
  B = 252.7211678280222 GPa