element(s): ['O'] AFLOW prototype label: A_hP4_194_f Parameter names: ['a', 'c/a', 'z1'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['2.5258', '3.3934595', '0.67829089'] model name: Tersoff_LAMMPS_ErhartJuslinGoy_2006_ZnO__MO_616776018688_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['O'] representative atom coordinates = [[0.33333333 0.66666667 0.67829089]] spacegroup = 194 cell = [[2.5258, 0, 0], [-1.2629, 2.1874069648787, 0], [0, 0, 8.5712]] ========================================= Step Time Energy fmax BFGS: 0 16:23:52 2.991450 29.477736 BFGS: 1 16:23:52 -1.795055 31.687520 BFGS: 2 16:23:52 -5.346196 34.497189 BFGS: 3 16:23:52 -8.390388 24.023251 BFGS: 4 16:23:52 -9.388822 5.161387 BFGS: 5 16:23:52 -9.466060 5.026904 BFGS: 6 16:23:52 -8.700395 31.763900 BFGS: 7 16:23:52 -9.838132 6.279573 BFGS: 8 16:23:52 -9.997085 5.210448 BFGS: 9 16:23:52 -10.314515 1.008004 BFGS: 10 16:23:52 -10.330970 0.233770 BFGS: 11 16:23:52 -10.331997 0.012152 BFGS: 12 16:23:52 -10.332000 0.000159 BFGS: 13 16:23:52 -10.332000 0.000000 BFGS: 14 16:23:52 -10.332000 0.000000 Minimization converged after 14 steps. Maximum force component: 9.272582701669307e-13 eV/Angstrom Maximum stress component: 4.334770629814485e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['O', 'O', 'O', 'O'] basis = [[0.33333333 0.66666667 0.67887987] [0.66666666 0.33333334 0.17887987] [0.66666666 0.33333334 0.32112013] [0.33333333 0.66666667 0.82112013]] cellpar = Cell([[2.65080790569097, 6.852195947664742e-18, 1.7965754565228346e-36], [-1.325403952845485, 2.2956669868810047, -1.4853167302762833e-35], [-4.229930330579392e-35, 1.8480493202753338e-33, 8.489157329123717]]) forces = [[-1.86190681e-45 -8.70445143e-46 9.27258270e-13] [ 1.23357072e-45 -3.34292706e-46 9.27258270e-13] [-1.23357072e-45 3.34292706e-46 -9.27258270e-13] [ 1.86190681e-45 8.70445143e-46 -9.27258270e-13]] stress = [ 5.90177145e-46 5.90177145e-46 4.33477063e-14 9.29349954e-47 8.18899939e-47 -3.55466067e-62] energy per atom = -2.5829999999999993 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0