element(s): ['Si', 'Ti'] AFLOW prototype label: AB2_cF12_216_a_bc Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['6.2564'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si', 'Ti', 'Ti'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5 ] [0.25 0.25 0.25]] spacegroup = 216 cell = [[6.2564, 0, 0], [0, 6.2564, 0], [0, 0, 6.2564]] ========================================= Step Time Energy fmax BFGS: 0 13:58:20 -60.573530 19.567870 BFGS: 1 13:58:20 -63.357011 17.569423 BFGS: 2 13:58:20 -65.851376 15.711385 BFGS: 3 13:58:21 -68.076978 13.984404 BFGS: 4 13:58:21 -70.052813 12.379758 BFGS: 5 13:58:21 -71.796614 10.889314 BFGS: 6 13:58:21 -73.327557 9.523039 BFGS: 7 13:58:22 -74.658589 8.274941 BFGS: 8 13:58:22 -75.809999 7.105934 BFGS: 9 13:58:22 -76.791836 5.999203 BFGS: 10 13:58:22 -77.613812 4.973541 BFGS: 11 13:58:22 -78.289932 4.052118 BFGS: 12 13:58:23 -78.830890 3.172036 BFGS: 13 13:58:23 -79.245226 2.363730 BFGS: 14 13:58:23 -79.542595 1.611125 BFGS: 15 13:58:23 -79.731440 0.916061 BFGS: 16 13:58:23 -79.820099 0.274713 BFGS: 17 13:58:23 -79.829375 0.015539 BFGS: 18 13:58:23 -79.829405 0.000286 BFGS: 19 13:58:23 -79.829405 0.000000 BFGS: 20 13:58:23 -79.829405 0.000000 Minimization converged after 20 steps. Maximum force component: 8.240319523372058e-31 eV/Angstrom Maximum stress component: 2.6049474756792875e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si', 'Ti', 'Ti', 'Ti', 'Ti', 'Ti', 'Ti', 'Ti', 'Ti'] basis = [[2.56344461e-34 3.85185989e-34 2.56920428e-34] [3.85523299e-34 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 4.60932017e-34] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 0.00000000e+00] [2.17003481e-37 5.00000000e-01 4.60932017e-34] [3.85597412e-34 0.00000000e+00 5.00000000e-01] [2.50000000e-01 2.50000000e-01 2.50000000e-01] [7.50000000e-01 7.50000000e-01 2.50000000e-01] [7.50000000e-01 2.50000000e-01 7.50000000e-01] [2.50000000e-01 7.50000000e-01 7.50000000e-01]] cellpar = Cell([[6.685341433519992, 1.35043347881852e-32, 2.1340342463581934e-35], [-7.099530504270365e-33, 6.685341433519992, -1.593972218344938e-17], [-1.8329982929999308e-33, -1.5939722183449376e-17, 6.685341433519992]]) forces = [[ 3.64618624e-66 -3.43346647e-33 8.18634354e-51] [-8.58366617e-34 8.18634354e-51 -3.43346647e-33] [-1.71673323e-33 -3.46778703e-66 -5.48000061e-69] [ 4.58757992e-66 -3.43346647e-33 -3.43346647e-33] [ 1.37338659e-31 5.49354635e-32 -1.30981497e-49] [ 5.49354635e-32 5.49354635e-32 5.49354635e-32] [ 4.12015976e-32 -2.74677317e-32 8.24031952e-32] [ 1.23604793e-31 -2.74677317e-32 1.09870927e-31] [-4.39483708e-31 4.12015976e-31 -9.82361224e-49] [-5.42487702e-31 -3.84548244e-31 -8.24031952e-31] [-1.92274122e-31 1.37338659e-31 3.02145049e-31] [-3.84548244e-31 -2.19741854e-31 5.49354635e-31]] stress = [-2.60494748e-13 -2.60494748e-13 -2.60494748e-13 8.12568121e-30 -8.63786015e-62 -1.65101019e-62] energy per atom = -6.652450456121813 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0