element(s): ['Si'] AFLOW prototype label: A_cF8_227_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.4673'] model name: SW_ZhangXieHu_2014OptimizedSW1_Si__MO_800412945727_005 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si'] representative atom coordinates = [[0 0 0]] spacegroup = 227 cell = [[5.4673, 0, 0], [0, 5.4673, 0], [0, 0, 5.4673]] ========================================= Step Time Energy fmax BFGS: 0 17:29:16 -26.329139 1.6488 BFGS: 1 17:29:16 -26.442913 1.5710 BFGS: 2 17:29:16 -26.665887 1.4008 BFGS: 3 17:29:16 -26.862817 1.2237 BFGS: 4 17:29:16 -27.032649 1.0395 BFGS: 5 17:29:16 -27.174293 0.8479 BFGS: 6 17:29:16 -27.286622 0.6486 BFGS: 7 17:29:16 -27.368468 0.4414 BFGS: 8 17:29:16 -27.418618 0.2259 BFGS: 9 17:29:16 -27.435812 0.0019 BFGS: 10 17:29:16 -27.435814 0.0000 BFGS: 11 17:29:16 -27.435814 0.0000 Minimization converged after 11 steps. Maximum force component: 2.672390215506831e-31 eV/Angstrom Maximum stress component: 3.3206775646192944e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [2.76053093e-33 5.00000000e-01 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [7.50000000e-01 2.50000000e-01 7.50000000e-01] [2.50000000e-01 2.50000000e-01 2.50000000e-01] [2.50000000e-01 7.50000000e-01 7.50000000e-01] [7.50000000e-01 7.50000000e-01 2.50000000e-01]] cellpar = Cell([[5.17755347789378, -1.556053217250763e-33, -1.2794196353875593e-34], [1.043166859000091e-34, 5.17755347789378, -7.827709142328638e-18], [1.0786206034301683e-34, -7.82770914232864e-18, 5.17755347789378]]) forces = [[-1.54227495e-31 1.22318358e-31 3.58977790e-32] [ 1.86136632e-31 -4.02016518e-50 2.65909474e-32] [-1.38605313e-31 -9.20711554e-32 1.09022884e-31] [ 2.67239022e-31 -1.11681979e-31 4.78637054e-32] [-1.06363790e-31 -2.02091200e-31 2.92500422e-32] [ 1.02375148e-31 1.59545685e-31 1.06363790e-32] [-1.17000169e-31 1.94113916e-31 4.12159685e-32] [ 1.38272927e-31 -2.30011695e-31 -1.06363790e-32]] stress = [3.32067756e-10 3.32067756e-10 3.32067756e-10 1.69476743e-28 1.25803716e-60 1.48481316e-60] energy per atom = -3.429476688011081 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0