element: Si lattice type: bcc modelname: Tersoff_LAMMPS_MunetohMotookaMoriguchi_2007_SiO__MO_501246546792_000 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -7.935459 Iterations: 27 Function evaluations: 54 {'lattice_constant': 2.9369552582502365, 'cohesive_energy': 3.967729259315659, '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': 27, 'func_calls': 54, 'warnflag': 0, 'repeat': 0}