element(s): ['O', 'Si'] AFLOW prototype label: A2B_tP3_123_h_a Parameter names: ['a', 'c/a', 'z2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['2.4116', '2.3361254', '0.80662489'] model name: Tersoff_LAMMPS_MunetohMotookaMoriguchi_2007_SiO__MO_501246546792_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['O', 'Si'] representative atom coordinates = [[0.5 0.5 0.80662489] [0. 0. 0. ]] spacegroup = 123 cell = [[2.4116, 0, 0], [0, 2.4116, 0], [0, 0, 5.6338]] ========================================= Step Time Energy fmax BFGS: 0 16:21:12 -8.558638 4.462528 BFGS: 1 16:21:12 -8.954333 3.474855 BFGS: 2 16:21:12 -9.264574 2.521907 BFGS: 3 16:21:12 -9.542016 2.270492 BFGS: 4 16:21:12 -9.798998 2.613102 BFGS: 5 16:21:12 -9.948745 4.050711 BFGS: 6 16:21:12 -9.986129 4.598735 BFGS: 7 16:21:12 -10.001625 5.279409 BFGS: 8 16:21:12 -10.003466 5.242222 BFGS: 9 16:21:12 -10.054639 4.612454 BFGS: 10 16:21:12 -10.104342 4.238248 BFGS: 11 16:21:12 -10.157659 3.934350 BFGS: 12 16:21:12 -10.213301 3.345873 BFGS: 13 16:21:12 -10.244169 0.590891 BFGS: 14 16:21:12 -10.247382 0.488171 BFGS: 15 16:21:12 -10.252057 0.059894 BFGS: 16 16:21:12 -10.252068 0.008855 BFGS: 17 16:21:12 -10.252068 0.000018 BFGS: 18 16:21:12 -10.252068 0.000000 BFGS: 19 16:21:12 -10.252068 0.000000 Minimization converged after 19 steps. Maximum force component: 5.044152873168173e-10 eV/Angstrom Maximum stress component: 2.4031508433060656e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['O', 'O', 'Si'] basis = [[0.5 0.5 0.83512278] [0.5 0.5 0.16487722] [0. 0. 0. ]] cellpar = Cell([[2.6308669753838525, -1.7458394582177297e-33, 4.425052131139575e-33], [-1.328808702169538e-33, 2.6308669753838516, -8.694050800744234e-18], [3.344856804261405e-32, -1.6477266055410492e-17, 5.98766588729029]]) forces = [[ 1.29711756e-31 -1.38821399e-27 5.04415287e-10] [-2.81778733e-42 1.38834370e-27 -5.04415287e-10] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00]] stress = [ 9.46033955e-13 9.46033955e-13 2.40315084e-11 1.28934298e-26 -3.91231681e-34 -2.09697034e-49] energy per atom = -3.417355933478682 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0