Enter an atomic species: Ni Enter a cubic lattice type: fcc Enter a model name: EAM_Dynamo_PanBorovikovMendelev_2108_AgNi__MO_222110751402_000 Enter a lattice constant (m): 3.518121242523194e-10 WARNING, 1 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 1.590e-08*i) WARNING, 1 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 1.590e-08*i)