element=lattice type=modelname=Ni fcc EAM_Dynamo_ZhangAshcraftMendelev_2016_NiNb__MO_047308317761_000 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -19.505248 Iterations: 29 Function evaluations: 60 {'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]]', 'repeat': 0, 'cohesive_energy': 4.876312065473156, 'space_group': 'Fm-3m', 'element': 'Ni', 'lattice_constant': 3.5162327885627747, 'wyckoff_code': '4a', 'crystal_structure': 'fcc', 'iterations': 29, 'warnflag': 0, 'species': 'Ni" "Ni" "Ni" "Ni', 'func_calls': 60}