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: Tersoff_LAMMPS_Tersoff_1988T3_Si__MO_186459956893_004 ==== 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 15:43:37 -37.019590 0.232427 BFGS: 1 15:43:37 -37.021833 0.217945 BFGS: 2 15:43:37 -37.037786 0.007473 BFGS: 3 15:43:37 -37.037804 0.000228 BFGS: 4 15:43:37 -37.037804 0.000000 BFGS: 5 15:43:37 -37.037804 0.000000 Minimization converged after 5 steps. Maximum force component: 5.579525828646765e-32 eV/Angstrom Maximum stress component: 3.47489186860036e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si'] basis = [[7.44692912e-33 1.54074396e-33 7.07889547e-33] [3.46667390e-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([[5.43197895603685, 5.674153184569797e-34, -3.8087076602541893e-35], [-3.782650843286122e-34, 5.43197895603685, -1.7632593840444227e-19], [3.490763207390755e-36, -1.7632593840444514e-19, 5.43197895603685]]) forces = [[ 1.53436960e-32 -1.25539331e-32 3.13848328e-33] [-3.06873921e-32 -2.78976291e-33 1.88308997e-32] [ 9.57903473e-68 -1.39488146e-33 -2.09232219e-33] [ 1.39488146e-32 -4.46362066e-32 3.69643586e-32] [-1.81334589e-32 -1.39488146e-33 4.11490030e-32] [-2.78976291e-33 6.97440729e-33 -2.26394270e-52] [ 8.36928874e-33 5.57952583e-32 2.37129848e-32] [-1.25539331e-32 -2.78976291e-33 6.97440729e-33]] stress = [-3.47489187e-13 -3.47489187e-13 -3.47489187e-13 -2.05259079e-30 -2.61086442e-35 -4.11358858e-52] energy per atom = -4.629725503248426 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0