element(s): ['C'] 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: ['3.5727'] model name: ThreeBodyBondOrder_KDS_KhorDasSarma_1988_C__MO_454320668790_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0 0 0]] spacegroup = 227 cell = [[3.5727, 0, 0], [0, 3.5727, 0], [0, 0, 3.5727]] ========================================= Step Time Energy fmax BFGS: 0 15:25:47 -62.044345 0.903967 BFGS: 1 15:25:47 -62.077749 0.820083 BFGS: 2 15:25:47 -62.175609 0.481209 BFGS: 3 15:25:47 -62.221033 0.120761 BFGS: 4 15:25:47 -62.223952 0.004999 BFGS: 5 15:25:47 -62.223957 0.000049 BFGS: 6 15:25:47 -62.223957 0.000000 BFGS: 7 15:25:47 -62.223957 0.000000 Minimization converged after 7 steps. Maximum force component: 1.7330719770565463e-30 eV/Angstrom Maximum stress component: 1.3277404282065481e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[4.86636358e-50 4.49383654e-34 5.09837659e-34] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 1.69850187e-33 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([[3.5150875711271286, 2.8236030483715485e-34, 3.6787495894327703e-37], [3.9784376925149475e-34, 3.5150875711271286, 1.4696433572962105e-18], [3.361262362013163e-35, 1.4696433572962107e-18, 3.5150875711271286]]) forces = [[ 8.08766923e-31 -1.15538132e-31 3.46614395e-31] [-1.03984319e-30 -5.77690659e-31 -4.62152527e-31] [-4.04383461e-31 -1.15538132e-31 5.77690659e-31] [ 3.46614395e-31 -3.46614395e-31 2.88845330e-31] [-2.31076264e-31 -9.82074120e-31 -6.93228791e-31] [ 6.93228791e-31 3.46614395e-31 1.73307198e-31] [-3.32172129e-31 -6.78786524e-31 3.03287596e-31] [-8.08766923e-31 5.77690659e-31 -1.73307198e-30]] stress = [-1.32774043e-14 -1.32774043e-14 -1.32774043e-14 -1.45905550e-31 7.98064786e-32 8.90754604e-49] energy per atom = -7.777994614471702 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0