Enter a species (e.g. Al, Fe): Th 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): 4.006957279600212e-10, 6.543464320875077e-10 Calculating isothermal bulk modulus Warning: Maximum number of function evaluations has been exceeded. Finished calculation C11 = 1078.6417493996232 GPa C12 = 288.6796999988586 GPa B = 552.0003831324468 GPa