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 12:17:50 -44.334748 0.591038 BFGS: 1 12:17:50 -44.349287 0.556897 BFGS: 2 12:17:50 -44.417966 0.360448 BFGS: 3 12:17:50 -44.457897 0.173526 BFGS: 4 12:17:50 -44.470460 0.008208 BFGS: 5 12:17:50 -44.470490 0.000201 BFGS: 6 12:17:50 -44.470490 0.000000 BFGS: 7 12:17:50 -44.470490 0.000000 Minimization converged after 7 steps. Maximum force component: 1.6504745200090922e-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 = [[3.85190268e-34 0.00000000e+00 3.85185989e-34] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 4.44437402e-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, 2.509311002615019e-33, -1.0152578245283009e-33], [4.989414707864928e-33, 3.900069932646383, 1.2987502888847193e-18], [1.8966305241014472e-35, 1.298750288884719e-18, 3.900069932646383]]) forces = [[-1.60240245e-32 -1.60240245e-32 -1.60240245e-32] [-3.89629602e-68 -2.66805554e-51 -8.01201223e-33] [-2.05776874e-65 -1.60240245e-32 -1.60240245e-32] [-1.60240245e-32 -4.66909720e-51 -1.40210214e-32] [ 1.44216220e-30 -2.56384391e-31 1.10966369e-30] [-2.24336343e-31 1.52228232e-30 5.92888905e-31] [ 1.65047452e-30 2.88432440e-31 -5.44816832e-31] [ 2.72408416e-31 5.12768783e-31 -4.00600612e-31]] stress = [-9.71480310e-13 -9.71480310e-13 -9.71480310e-13 -7.26760212e-29 -7.09044674e-63 1.37105051e-61] 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