element=lattice type=modelname=Se fcc Three_Body_Stillinger_Weber_CdTeZnSeHgS__MO_503261197030_000 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -2.413997 Iterations: 33 Function evaluations: 67 {'basis_atoms': '[[0.0 0.0 0.0] [0.0 0.5 0.5] [0.5 0.0 0.5] [0.5 0.5 0.0]]', 'repeat': 0, 'cohesive_energy': 2.413997333874377, 'space_group': 'Fm-3m', 'element': 'Se', 'lattice_constant': 4.7839986979961395, 'wyckoff_code': '4a', 'crystal_structure': 'fcc', 'iterations': 33, 'warnflag': 0, 'species': 'Se" "Se" "Se" "Se', 'func_calls': 67}