element(s): ['C'] 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: ['4.3798', '0.57333668', '0.81976373'] model name: Tersoff_LAMMPS_KinaciHaskinsSevik_2012_BNC__MO_105008013807_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0.81976373 0.81976373 0. ]] spacegroup = 139 cell = [[4.3798, 0, 0], [0, 4.3798, 0], [0, 0, 2.5111]] ========================================= Step Time Energy fmax BFGS: 0 17:17:39 -50.740859 1.1619 BFGS: 1 17:17:39 -50.825130 1.2869 BFGS: 2 17:17:39 -50.871893 1.1027 BFGS: 3 17:17:39 -50.959524 0.7547 BFGS: 4 17:17:39 -51.018019 0.4558 BFGS: 5 17:17:39 -51.050125 0.1822 BFGS: 6 17:17:39 -51.057500 0.0150 BFGS: 7 17:17:39 -51.057519 0.0123 BFGS: 8 17:17:39 -51.057525 0.0120 BFGS: 9 17:17:39 -51.057538 0.0089 BFGS: 10 17:17:39 -51.057551 0.0107 BFGS: 11 17:17:39 -51.057562 0.0074 BFGS: 12 17:17:39 -51.057565 0.0022 BFGS: 13 17:17:39 -51.057565 0.0002 BFGS: 14 17:17:39 -51.057565 0.0000 BFGS: 15 17:17:39 -51.057565 0.0000 BFGS: 16 17:17:39 -51.057565 0.0000 BFGS: 17 17:17:39 -51.057565 0.0000 BFGS: 18 17:17:39 -51.057565 0.0000 Minimization converged after 18 steps. Maximum force component: 2.0121633916100006e-09 eV/Angstrom Maximum stress component: 1.3972193701837898e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[8.17580257e-01 8.17580257e-01 1.49343821e-33] [1.82419743e-01 1.82419743e-01 1.49343821e-34] [1.82419743e-01 8.17580257e-01 8.96062928e-34] [8.17580257e-01 1.82419743e-01 0.00000000e+00] [3.17580257e-01 3.17580257e-01 5.00000000e-01] [6.82419743e-01 6.82419743e-01 5.00000000e-01] [6.82419743e-01 3.17580257e-01 5.00000000e-01] [3.17580257e-01 6.82419743e-01 5.00000000e-01]] cellpar = Cell([[4.467222761086805, 9.002467363106193e-36, -1.5788538217671836e-32], [4.782961599472024e-36, 4.467222761086805, -6.488788933633069e-18], [2.6733379956105493e-33, -3.748366959375413e-18, 2.5791893185427415]]) forces = [[ 2.01216339e-09 2.01216339e-09 -2.92273393e-27] [-2.01216339e-09 -2.01216339e-09 2.92271804e-27] [-2.01216339e-09 2.01216339e-09 -2.92273393e-27] [ 2.01216339e-09 -2.01216339e-09 2.92273393e-27] [ 2.01216339e-09 2.01216339e-09 -2.92274585e-27] [-2.01216339e-09 -2.01216339e-09 2.92267035e-27] [-2.01216339e-09 2.01216339e-09 -2.92267035e-27] [ 2.01216339e-09 -2.01216339e-09 2.92273393e-27]] stress = [-1.39721937e-10 -1.39721937e-10 -8.40338331e-11 2.39807141e-26 2.13958539e-33 7.35035382e-50] energy per atom = -6.382195615752963 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0