Enter an atomic species: Al Enter a cubic lattice type: fcc Enter a model name: MEAM_LAMMPS_MahataMukhopadhyayAsleZaeem_2022_AlNi__MO_461927113651_001 Enter a lattice constant (m): 4.045353233814239e-10 WARNING, 1 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 1.130e-08*i) WARNING, 1 imaginary frequencies at q = ( 0.00, 0.00, 0.00) ; (omega_q = 1.130e-08*i)