element(s): ['Fe', 'O'] 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: ['4.3217'] model name: Tersoff_LAMMPS_ByggmastarNagelAlbe_2019_FeO__MO_608695023236_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[4.3217, 0, 0], [0, 4.3217, 0], [0, 0, 4.3217]] ========================================= Step Time Energy fmax BFGS: 0 14:30:55 -38.707718 0.0596 BFGS: 1 14:30:55 -38.707866 0.0559 BFGS: 2 14:30:55 -38.708952 0.0001 BFGS: 3 14:30:55 -38.708952 0.0000 BFGS: 4 14:30:55 -38.708952 0.0000 Minimization converged after 4 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.0403648323770873e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [3.96492370e-50 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 3.96492370e-50] [1.58596948e-49 5.00000000e-01 0.00000000e+00] [0.00000000e+00 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[4.31425556565569, -3.637671556624772e-39, 2.4110164430974627e-33], [2.3808752116859688e-33, 4.31425556565569, 1.4545850796947685e-20], [3.399605395025282e-33, 1.454585079694554e-20, 4.31425556565569]]) 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 = [ 1.04036483e-13 1.04036483e-13 1.04036483e-13 -3.08823501e-30 3.44911357e-35 -9.86220633e-52] energy per atom = -4.838618950859639 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0