element(s): ['B', 'C'] AFLOW prototype label: AB7_cP8_215_a_ce Parameter names: ['a', 'x3'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.6201', '0.25473188'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['B', 'C', 'C'] representative atom coordinates = [[0. 0. 0. ] [0. 0.5 0.5 ] [0.25473188 0.25473188 0.25473188]] spacegroup = 215 cell = [[3.6201, 0, 0], [0, 3.6201, 0], [0, 0, 3.6201]] ========================================= Step Time Energy fmax BFGS: 0 09:29:51 -133.195432 14.8342 BFGS: 1 09:29:51 -136.013914 14.0467 BFGS: 2 09:29:51 -138.119752 12.9715 BFGS: 3 09:29:51 -139.995066 11.7025 BFGS: 4 09:29:51 -141.648073 10.2130 BFGS: 5 09:29:51 -143.054862 8.4708 BFGS: 6 09:29:51 -144.180331 6.4585 BFGS: 7 09:29:51 -144.980775 4.1271 BFGS: 8 09:29:51 -145.403978 1.4284 BFGS: 9 09:29:51 -145.454732 0.1731 BFGS: 10 09:29:51 -145.455452 0.0058 BFGS: 11 09:29:51 -145.455453 0.0026 BFGS: 12 09:29:52 -145.455453 0.0006 BFGS: 13 09:29:52 -145.455453 0.0000 BFGS: 14 09:29:52 -145.455453 0.0000 BFGS: 15 09:29:52 -145.455453 0.0000 Minimization converged after 15 steps. Maximum force component: 4.069423895934231e-09 eV/Angstrom Maximum stress component: 1.4975423075395478e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['B', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [7.51630644e-36 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [2.60393015e-01 2.60393015e-01 2.60393015e-01] [7.39606985e-01 7.39606985e-01 2.60393015e-01] [7.39606985e-01 2.60393015e-01 7.39606985e-01] [2.60393015e-01 7.39606985e-01 7.39606985e-01]] cellpar = Cell([[3.428348425482588, -1.6263149027530897e-32, -1.1200084930057235e-33], [5.331203627892913e-33, 3.428348425482588, 3.969375296679093e-18], [-5.432004199246661e-34, 3.969375296679087e-18, 3.428348425482588]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [-2.25374170e-31 -1.80299336e-30 1.80299336e-30] [ 3.60598672e-30 4.50748340e-31 5.21880832e-49] [-1.80299336e-30 3.60598672e-30 4.50748340e-31] [-4.06942390e-09 -4.06942390e-09 -4.06942390e-09] [ 4.06942390e-09 4.06942390e-09 -4.06942390e-09] [ 4.06942390e-09 -4.06942390e-09 4.06942390e-09] [-4.06942390e-09 4.06942390e-09 4.06942390e-09]] stress = [-1.49754231e-10 -1.49754231e-10 -1.49754231e-10 1.23446429e-27 -5.56116367e-60 -4.48911800e-59] energy per atom = -18.181931658813664 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0