element: P lattice type: fcc modelname: MEAM_LAMMPS_KoJimLee_2012_FeP__MO_179420363944_001 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -8.865042 Iterations: 30 Function evaluations: 61 {'lattice_constant': 3.856330841779709, 'cohesive_energy': 2.216260577370942, 'element': 'P', 'species': 'P" "P" "P" "P', 'crystal_structure': 'fcc', 'space_group': 'Fm-3m', 'wyckoff_code': '4a', 'basis_atoms': '[[0.0 0.0 0.0] [0.5 0.5 0.0] [0.5 0.0 0.5] [0.0 0.5 0.5]]', 'iterations': 30, 'func_calls': 61, 'warnflag': 0, 'repeat': 0}