element: Br lattice type: diamond modelname: 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: -3.079450 Iterations: 35 Function evaluations: 72 {'lattice_constant': 10.855347752571106, 'cohesive_energy': 0.3849312275642545, 'element': 'Br', 'species': 'Br" "Br" "Br" "Br" "Br" "Br" "Br" "Br', 'crystal_structure': 'diamond', 'space_group': 'Fd-3m', 'wyckoff_code': '8a', 'basis_atoms': '[[0.0 0.0 0.0] [0.25 0.25 0.25] [0.5 0.5 0.0] [0.75 0.75 0.25] [0.5 0.0 0.5] [0.75 0.25 0.75] [0.0 0.5 0.5] [0.25 0.75 0.75]]', 'iterations': 35, 'func_calls': 72, 'warnflag': 0, 'repeat': 0}