element(s): ['O', 'Si'] AFLOW prototype label: A2B_tP6_136_f_a Parameter names: ['a', 'c/a', 'x2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.2324', '0.63647103', '0.30675261'] model name: Sim_LAMMPS_Vashishta_NakanoKaliaVashishta_1994_SiO__SM_503555646986_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['O', 'Si'] representative atom coordinates = [[0.30675261 0.30675261 0. ] [0. 0. 0. ]] spacegroup = 136 cell = [[4.2324, 0, 0], [0, 4.2324, 0], [0, 0, 2.6938]] ========================================= Step Time Energy fmax BFGS: 0 15:16:44 -33.542465 3.390044 BFGS: 1 15:16:44 -33.953663 2.990915 BFGS: 2 15:16:44 -34.276940 2.589765 BFGS: 3 15:16:44 -34.534292 2.246447 BFGS: 4 15:16:44 -34.742792 1.971498 BFGS: 5 15:16:44 -34.910913 1.671357 BFGS: 6 15:16:44 -35.045581 1.415847 BFGS: 7 15:16:44 -35.153917 1.213174 BFGS: 8 15:16:44 -35.249383 1.062360 BFGS: 9 15:16:44 -35.344407 0.952107 BFGS: 10 15:16:44 -35.444412 1.138742 BFGS: 11 15:16:44 -35.567167 1.419380 BFGS: 12 15:16:44 -35.743821 1.749082 BFGS: 13 15:16:44 -36.017854 2.103830 BFGS: 14 15:16:44 -36.417099 2.336741 BFGS: 15 15:16:44 -36.880799 2.183577 BFGS: 16 15:16:44 -37.254214 1.391034 BFGS: 17 15:16:44 -37.409522 0.666812 BFGS: 18 15:16:44 -37.420638 0.606040 BFGS: 19 15:16:44 -37.446814 0.446105 BFGS: 20 15:16:44 -37.467542 0.314766 BFGS: 21 15:16:44 -37.481155 0.200658 BFGS: 22 15:16:44 -37.487277 0.178160 BFGS: 23 15:16:44 -37.488640 0.214032 BFGS: 24 15:16:44 -37.491207 0.244035 BFGS: 25 15:16:44 -37.496149 0.247101 BFGS: 26 15:16:44 -37.502285 0.181559 BFGS: 27 15:16:44 -37.506079 0.070372 BFGS: 28 15:16:44 -37.507060 0.016929 BFGS: 29 15:16:44 -37.507158 0.003164 BFGS: 30 15:16:44 -37.507161 0.001268 BFGS: 31 15:16:44 -37.507161 0.000348 BFGS: 32 15:16:44 -37.507161 0.000029 BFGS: 33 15:16:44 -37.507161 0.000003 BFGS: 34 15:16:44 -37.507161 0.000000 BFGS: 35 15:16:44 -37.507161 0.000000 Minimization converged after 35 steps. Maximum force component: 4.472726712004967e-09 eV/Angstrom Maximum stress component: 2.6106035523058296e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['O', 'O', 'O', 'O', 'Si', 'Si'] basis = [[2.44957687e-01 2.44957687e-01 6.67645667e-33] [7.55042313e-01 7.55042313e-01 0.00000000e+00] [2.55042313e-01 7.44957687e-01 5.00000000e-01] [7.44957687e-01 2.55042313e-01 5.00000000e-01] [0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01]] cellpar = Cell([[4.499328343612339, -4.90164926409203e-35, 3.4943645761362183e-32], [3.657008730026628e-35, 4.499328343612337, 4.1753464685318484e-17], [-1.362292545134877e-32, 2.6008063750142574e-17, 3.230817846725958]]) forces = [[-4.47272671e-09 -4.47272671e-09 -4.15066033e-26] [ 4.47272671e-09 4.47272671e-09 4.15065436e-26] [ 4.47272671e-09 -4.47272671e-09 -4.15065486e-26] [-4.47272671e-09 4.47272671e-09 4.15065635e-26] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00]] stress = [ 2.61060355e-10 2.61060355e-10 3.38580315e-11 -6.46627079e-26 -1.69586116e-33 7.71313595e-50] energy per atom = -6.251193500932774 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0