Enter an atomic species:
Cu
Enter a cubic lattice type:
fcc
Enter a model name:
MEAM_LAMMPS_JeongParkDo_2018_PdCu__MO_353393547686_002
Enter a lattice constant (m):
3.613315671682358e-10

WARNING, 2 imaginary frequencies at q = ( 0.00,  0.00,  0.00) ; (omega_q = 4.279e-09*i)
WARNING, 2 imaginary frequencies at q = ( 0.00,  0.00,  0.00) ; (omega_q = 4.279e-09*i)