element(s): ['Fe', 'Nb'] AFLOW prototype label: A3B_cF16_225_ac_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['6.1865'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'Fe', 'Nb'] representative atom coordinates = [[0. 0. 0. ] [0.25 0.25 0.25] [0.5 0.5 0.5 ]] spacegroup = 225 cell = [[6.1865, 0, 0], [0, 6.1865, 0], [0, 0, 6.1865]] ========================================= Step Time Energy fmax BFGS: 0 09:18:58 -231.415266 13.075016 BFGS: 1 09:18:58 -233.237888 11.244805 BFGS: 2 09:18:58 -234.794021 9.520884 BFGS: 3 09:18:58 -236.099190 7.897716 BFGS: 4 09:18:58 -237.175648 6.430183 BFGS: 5 09:18:58 -238.032675 5.008658 BFGS: 6 09:18:58 -238.681459 3.655723 BFGS: 7 09:18:58 -239.133460 2.384161 BFGS: 8 09:18:58 -239.400563 1.189727 BFGS: 9 09:18:58 -239.493991 0.072675 BFGS: 10 09:18:58 -239.494704 0.057841 BFGS: 11 09:18:58 -239.491738 0.213630 BFGS: 12 09:18:58 -239.494936 0.000368 BFGS: 13 09:18:58 -239.494936 0.000002 BFGS: 14 09:18:58 -239.494936 0.000000 Minimization converged after 14 steps. Maximum force component: 5.3591379626224896e-30 eV/Angstrom Maximum stress component: 1.6282535918637795e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Fe', 'Nb', 'Nb', 'Nb', 'Nb'] basis = [[0. 0. 0. ] [0. 0.5 0.5 ] [0.5 0. 0.5 ] [0.5 0.5 0. ] [0.25 0.25 0.25] [0.75 0.75 0.25] [0.75 0.25 0.75] [0.25 0.75 0.75] [0.25 0.25 0.75] [0.75 0.75 0.75] [0.25 0.75 0.25] [0.75 0.25 0.25] [0.5 0.5 0.5 ] [0.5 0. 0. ] [0. 0.5 0. ] [0. 0. 0.5 ]] cellpar = Cell([[6.362706221291043, 6.011236942215956e-32, -6.75114586008034e-33], [-2.0407046398926277e-32, 6.362706221291043, -4.850855151177708e-18], [-3.4874736597966766e-32, -4.8508551511776996e-18, 6.362706221291043]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 1.67309673e-30 -3.55533055e-30 -7.31979819e-31] [-1.97373130e-30 -2.56192937e-30 -5.35913796e-30] [ 8.82297104e-31 -2.19593946e-30 3.76446764e-30] [-3.13705637e-31 -1.12411187e-30 -2.40507655e-30] [ 6.27411274e-31 8.36548365e-31 5.12385873e-30] [ 1.47703071e-30 3.38540666e-30 -6.27411274e-31] [ 1.56852818e-30 2.41814762e-30 -2.54885830e-30] [-6.89498848e-31 5.22842728e-31 3.12725307e-30] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00]] stress = [1.62825359e-12 1.62825359e-12 1.62825359e-12 2.73761008e-28 6.49524348e-33 1.10615984e-48] energy per atom = -14.96843349243524 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0