Enter a species (e.g. Al, Fe): Cu Enter a hexagonal lattice type (e.g. hcp): hcp Enter a model name: EAM_Dynamo_MendelevKramerOtt_2009_CuZr__MO_600021860456_005 Enter hexagonal lattice constants 'a' and 'c' (m): 2.568900743919819e-10, 4.211179326700839e-10 Calculating isothermal bulk modulus Optimization terminated successfully. Current function value: -6.552728 Iterations: 70 Function evaluations: 182 Finished calculation C11 = 281.25789406932273 GPa C12 = 106.30253388597994 GPa B = 164.62098728042753 GPa