element(s): ['Cs', 'I'] AFLOW prototype label: AB_cP2_221_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.6648'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cs', 'I'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[4.6648, 0, 0], [0, 4.6648, 0], [0, 0, 4.6648]] ========================================= Step Time Energy fmax BFGS: 0 15:16:14 -9.371026 3.8931 BFGS: 1 15:16:14 -9.863403 2.5031 BFGS: 2 15:16:14 -10.058704 0.1531 BFGS: 3 15:16:14 -10.059170 0.0444 BFGS: 4 15:16:14 -10.059214 0.0005 BFGS: 5 15:16:14 -10.059214 0.0000 BFGS: 6 15:16:15 -10.059214 0.0000 Minimization converged after 6 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.9064403267615476e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cs', 'I'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[4.436753966205641, -3.4734672326921084e-32, -4.8735947685554575e-33], [-3.031960485767658e-32, 4.436753966205641, -1.9576751425220544e-18], [-1.3468358659059024e-32, -1.9576751425220386e-18, 4.436753966205641]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 1.90644033e-12 1.90644033e-12 1.90644033e-12 -1.83029386e-28 2.93515505e-35 -1.80049807e-51] energy per atom = -5.029606818057516 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0