element(s): ['I', 'K'] AFLOW prototype label: AB_cF8_225_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: ['7.1729'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['I', 'K'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[7.1729, 0, 0], [0, 7.1729, 0], [0, 0, 7.1729]] ========================================= Step Time Energy fmax BFGS: 0 14:33:59 -32.731343 4.9634 BFGS: 1 14:33:59 -33.472592 4.9160 BFGS: 2 14:33:59 -34.204852 4.8429 BFGS: 3 14:33:59 -34.924014 4.7407 BFGS: 4 14:33:59 -35.625749 4.6144 BFGS: 5 14:33:59 -36.305426 4.4412 BFGS: 6 14:33:59 -36.955962 4.2249 BFGS: 7 14:33:59 -37.570458 3.9597 BFGS: 8 14:33:59 -38.141297 3.6491 BFGS: 9 14:33:59 -38.660764 3.2659 BFGS: 10 14:33:59 -39.120322 2.8354 BFGS: 11 14:33:59 -39.506669 2.3017 BFGS: 12 14:33:59 -39.806283 1.6771 BFGS: 13 14:33:59 -40.004661 0.9498 BFGS: 14 14:33:59 -40.085420 0.1065 BFGS: 15 14:33:59 -40.086346 0.0090 BFGS: 16 14:33:59 -40.086353 0.0001 BFGS: 17 14:33:59 -40.086353 0.0000 BFGS: 18 14:33:59 -40.086353 0.0000 Minimization converged after 18 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 7.725819076897739e-15 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['I', 'I', 'I', 'I', 'K', 'K', 'K', 'K'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 5.88965151e-35 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 8.36969819e-49 4.18484910e-49] [8.36969819e-49 5.00000000e-01 0.00000000e+00] [0.00000000e+00 5.88965151e-35 5.00000000e-01]] cellpar = Cell([[6.540047203311573, 5.451027100792578e-32, 1.4658173539983651e-32], [2.7903512545445524e-32, 6.540047203311573, -4.794051620024612e-18], [-2.082163430071727e-32, -4.7940516200245816e-18, 6.540047203311573]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-7.72581908e-15 -7.72581908e-15 -7.72581908e-15 2.42192757e-32 3.24929315e-62 -1.67469219e-62] energy per atom = -5.010794096663502 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0