Enter a species  (e.g. Al, Fe): Rh
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003
Enter hexagonal lattice constants 'a' and 'c' (m): 2.762076804191718e-10, 4.510542520119147e-10

Calculating isothermal bulk modulus

Optimization terminated successfully.
         Current function value: -40.066892
         Iterations: 71
         Function evaluations: 180

Finished calculation

C11 = 3425.216982190019 GPa
C12 = 916.6997011814841 GPa
  B = 1752.872128184329 GPa