element=lattice type=modelname=Na bcc Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -2.265607 Iterations: 31 Function evaluations: 62 {'basis_atoms': '[[0.0 0.0 0.0] [0.5 0.5 0.5]]', 'repeat': 0, 'cohesive_energy': 1.13280367660867, 'space_group': 'Im-3m', 'element': 'Na', 'lattice_constant': 4.373279631137848, 'wyckoff_code': '2a', 'crystal_structure': 'bcc', 'iterations': 31, 'warnflag': 0, 'species': 'Na" "Na', 'func_calls': 62}