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_1988T2_Si__MO_245095684871_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 17:30:59 -37.024348 0.2365 BFGS: 1 17:30:59 -37.026671 0.2219 BFGS: 2 17:30:59 -37.043295 0.0028 BFGS: 3 17:30:59 -37.043297 0.0001 BFGS: 4 17:30:59 -37.043297 0.0000 BFGS: 5 17:30:59 -37.043297 0.0000 Minimization converged after 5 steps. Maximum force component: 2.23150291910709e-31 eV/Angstrom Maximum stress component: 2.5841830112316194e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si'] basis = [[1.15555797e-33 0.00000000e+00 0.00000000e+00] [1.66913929e-33 5.00000000e-01 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 1.28395330e-34 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([[5.431230748448926, 1.0144130383493156e-40, 2.752080407255284e-45], [-4.591303197077811e-38, 5.431230748448926, -4.221590189550367e-37], [-1.0630026980752673e-52, -4.22237920648182e-37, 5.431230748448926]]) forces = [[ 3.34725438e-32 -1.28311418e-31 -8.92601168e-32] [-3.34725438e-32 -1.56205204e-31 6.13663303e-32] [ 6.69450876e-32 1.11575146e-31 1.11575146e-32] [ 5.57875730e-32 -1.00417631e-31 6.69450876e-32] [-2.23150292e-32 -4.46300584e-32 -4.32353691e-32] [ 1.81309612e-32 2.23150292e-31 3.34725438e-32] [ 2.64990972e-32 -1.39468932e-33 4.18406797e-33] [-1.11575146e-32 -8.36813595e-32 -3.34725438e-32]] stress = [-2.58418301e-14 -2.58418301e-14 -2.58418301e-14 -1.40077181e-34 -1.39284470e-34 -2.86652195e-57] energy per atom = -4.630412163496892 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0