element(s): ['Si'] AFLOW prototype label: A_tI8_139_h Parameter names: ['a', 'c/a', 'x1'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['6.6881', '0.57703982', '0.8213634'] model name: Sim_LAMMPS_TersoffZBL_DevanathanDiazdelaRubiaWeber_1998_SiC__SM_578912636995_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si'] representative atom coordinates = [[0.8213634 0.8213634 0. ]] spacegroup = 139 cell = [[6.6881, 0, 0], [0, 6.6881, 0], [0, 0, 3.8593]] ========================================= Step Time Energy fmax BFGS: 0 17:20:34 -35.954408 0.4512 BFGS: 1 17:20:34 -35.972616 0.2325 BFGS: 2 17:20:34 -35.980749 0.1922 BFGS: 3 17:20:34 -35.981954 0.1862 BFGS: 4 17:20:34 -35.991120 0.1423 BFGS: 5 17:20:34 -35.993654 0.1406 BFGS: 6 17:20:34 -35.994444 0.1154 BFGS: 7 17:20:34 -35.994717 0.0987 BFGS: 8 17:20:34 -35.995366 0.0577 BFGS: 9 17:20:34 -35.996046 0.0527 BFGS: 10 17:20:34 -35.996493 0.0294 BFGS: 11 17:20:34 -35.996589 0.0069 BFGS: 12 17:20:34 -35.996597 0.0010 BFGS: 13 17:20:34 -35.996597 0.0001 BFGS: 14 17:20:34 -35.996597 0.0000 BFGS: 15 17:20:34 -35.996597 0.0000 BFGS: 16 17:20:34 -35.996597 0.0000 Minimization converged after 16 steps. Maximum force component: 1.871449002710524e-10 eV/Angstrom Maximum stress component: 1.1229581020056491e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si'] basis = [[8.19123130e-01 8.19123130e-01 7.92956929e-34] [1.80876870e-01 1.80876870e-01 4.95598081e-35] [1.80876870e-01 8.19123130e-01 7.92956929e-34] [8.19123130e-01 1.80876870e-01 9.91196162e-35] [3.19123130e-01 3.19123130e-01 5.00000000e-01] [6.80876870e-01 6.80876870e-01 5.00000000e-01] [6.80876870e-01 3.19123130e-01 5.00000000e-01] [3.19123130e-01 6.80876870e-01 5.00000000e-01]] cellpar = Cell([[6.62005113454843, 1.13564717934592e-36, 2.2265270800087177e-32], [-1.3529462331831206e-36, 6.6200511345484285, 6.8710975658679335e-18], [1.398485417723332e-32, 3.975400235271627e-18, 3.88607224094767]]) forces = [[ 1.87144900e-10 1.87144900e-10 1.94241833e-28] [-1.87144900e-10 -1.87144900e-10 -1.94241833e-28] [-1.87144900e-10 1.87144900e-10 1.94241833e-28] [ 1.87144900e-10 -1.87144900e-10 -1.94193934e-28] [ 1.87144900e-10 1.87144900e-10 1.94228362e-28] [-1.87144900e-10 -1.87144900e-10 -1.94241833e-28] [-1.87144900e-10 1.87144900e-10 1.94241833e-28] [ 1.87144900e-10 -1.87144900e-10 -1.94193934e-28]] stress = [ 1.12295810e-10 1.12295810e-10 -1.47057574e-11 -1.17930729e-26 -3.71170073e-34 1.70183322e-50] energy per atom = -4.499574581841025 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0