element(s): ['S', 'Zn'] AFLOW prototype label: AB_cF8_216_a_c Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.3719'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['S', 'Zn'] representative atom coordinates = [[0. 0. 0. ] [0.25 0.25 0.25]] spacegroup = 216 cell = [[5.3719, 0, 0], [0, 5.3719, 0], [0, 0, 5.3719]] ========================================= Step Time Energy fmax BFGS: 0 16:25:49 -23.243871 3.207688 BFGS: 1 16:25:49 -23.680236 3.137721 BFGS: 2 16:25:49 -24.143833 3.039542 BFGS: 3 16:25:50 -24.592887 2.942174 BFGS: 4 16:25:50 -25.023203 2.790196 BFGS: 5 16:25:50 -25.428295 2.605178 BFGS: 6 16:25:51 -25.802888 2.382779 BFGS: 7 16:25:51 -26.141017 2.118123 BFGS: 8 16:25:51 -26.435940 1.805740 BFGS: 9 16:25:51 -26.680046 1.439486 BFGS: 10 16:25:52 -26.864748 1.012459 BFGS: 11 16:25:52 -26.980413 0.517727 BFGS: 12 16:25:52 -27.016140 0.055015 BFGS: 13 16:25:53 -27.016510 0.003614 BFGS: 14 16:25:53 -27.016511 0.000023 BFGS: 15 16:25:53 -27.016511 0.000000 Minimization converged after 15 steps. Maximum force component: 9.811135060567253e-31 eV/Angstrom Maximum stress component: 5.850846349254446e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['S', 'S', 'S', 'S', 'Zn', 'Zn', 'Zn', 'Zn'] basis = [[0. 0. 0. ] [0. 0.5 0.5 ] [0.5 0. 0.5 ] [0.5 0.5 0. ] [0.25 0.25 0.25] [0.75 0.75 0.25] [0.75 0.25 0.75] [0.25 0.75 0.75]] cellpar = Cell([[4.974836499379322, 4.820024581353418e-33, -3.313091671206757e-33], [4.7716402412575316e-33, 4.974836499379322, 1.3500394977680796e-17], [5.507642999771208e-33, 1.350039497768078e-17, 4.974836499379322]]) forces = [[ 4.22339827e-65 2.04398647e-32 2.04398647e-32] [-2.04398647e-32 -2.04398647e-32 -5.54684052e-50] [ 2.04398647e-32 2.04398647e-32 5.54684052e-50] [-2.04398647e-32 -5.54684052e-50 -2.04398647e-32] [-1.22639188e-31 9.81113506e-31 -1.91623732e-31] [-7.05814078e-32 -6.16229984e-31 -5.33352720e-31] [ 6.38745772e-32 6.94955400e-31 4.90556753e-31] [ 1.22639188e-31 -9.40233777e-31 5.31436482e-31]] stress = [-5.85084635e-10 -5.85084635e-10 -5.85084635e-10 3.74038269e-26 6.64051210e-34 -7.75274761e-51] energy per atom = -3.377063923201116 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0