element: Si lattice type: bcc modelname: MEAM_LAMMPS_CuiGaoCui_2012_LiSi__MO_557492625287_000 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -7.623877 Iterations: 28 Function evaluations: 56 {'lattice_constant': 3.1652597039937973, 'cohesive_energy': 3.8119384593368917, 'element': 'Si', 'species': 'Si" "Si', 'crystal_structure': 'bcc', 'space_group': 'Im-3m', 'wyckoff_code': '2a', 'basis_atoms': '[[0.0 0.0 0.0] [0.5 0.5 0.5]]', 'iterations': 28, 'func_calls': 56, 'warnflag': 0, 'repeat': 0}