element(s): ['Be', 'O'] AFLOW prototype label: AB_cF8_216_a_c Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.8249'] model name: Sim_LAMMPS_ModifiedTersoff_ByggmastarHodilleFerro_2018_BeO__SM_305223021383_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Be', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.25 0.25 0.25]] spacegroup = 216 cell = [[3.8249, 0, 0], [0, 3.8249, 0], [0, 0, 3.8249]] ========================================= Step Time Energy fmax BFGS: 0 20:05:06 -44.334748 0.591038 BFGS: 1 20:05:06 -44.349287 0.556897 BFGS: 2 20:05:06 -44.417966 0.360448 BFGS: 3 20:05:06 -44.457897 0.173526 BFGS: 4 20:05:06 -44.470460 0.008208 BFGS: 5 20:05:06 -44.470490 0.000201 BFGS: 6 20:05:06 -44.470490 0.000000 BFGS: 7 20:05:06 -44.470490 0.000000 Minimization converged after 7 steps. Maximum force component: 1.8267387891362764e-30 eV/Angstrom Maximum stress component: 9.714803101928586e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Be', 'Be', 'Be', 'Be', 'O', 'O', 'O', 'O'] basis = [[1.28299763e-34 0.00000000e+00 1.28395330e-34] [1.41885028e-37 5.00000000e-01 5.00000000e-01] [5.00000000e-01 1.23454834e-34 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [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([[3.900069932646383, 3.358808638579587e-33, -3.2423864176044696e-34], [1.4656861288504083e-33, 3.900069932646383, 1.0540030973300485e-18], [-5.102350507963963e-34, 1.0540030973300485e-18, 3.900069932646383]]) 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] [-2.56384391e-31 -1.02553757e-30 1.57035440e-30] [-1.60240245e-31 5.04756771e-31 -1.05758561e-30] [ 6.40960979e-31 -4.80720734e-31 1.44216220e-30] [-3.20480489e-31 5.12768783e-31 -1.82673879e-30]] stress = [-9.71480310e-13 -9.71480310e-13 -9.71480310e-13 4.66035441e-29 -1.19959416e-61 6.03919857e-62] energy per atom = -5.558811192498287 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0