element(s): ['C', 'O'] AFLOW prototype label: AB2_tP6_136_a_f Parameter names: ['a', 'c/a', 'x2'] model type (only 'standard' supported at this time): standard number of parameter sets: 2 Parameter values for parameter set 0: ['4.4994', '1.0871005', '0.1845804'] Parameter values for parameter set 1: ['4.3112', '1.1971377', '0.80719967'] model name: Sim_LAMMPS_ReaxFF_ChenowethVanDuinPersson_2008_CHOV__SM_429148913211_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['C', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.1845804 0.1845804 0. ]] spacegroup = 136 cell = [[4.4994, 0, 0], [0, 4.4994, 0], [0, 0, 4.8913]] ========================================= Step Time Energy fmax BFGS: 0 16:22:34 -21.487464 68.485358 BFGS: 1 16:22:34 -34.457017 33.974396 BFGS: 2 16:22:34 -34.213650 14.262005 BFGS: 3 16:22:34 -35.199579 15.811590 BFGS: 4 16:22:34 -31.448991 61.883291 BFGS: 5 16:22:34 -35.797514 9.743325 BFGS: 6 16:22:34 -35.936899 1.624940 BFGS: 7 16:22:34 -35.939852 0.395522 BFGS: 8 16:22:34 -35.940070 0.048714 BFGS: 9 16:22:34 -35.940132 0.051654 BFGS: 10 16:22:34 -35.941059 0.527646 BFGS: 11 16:22:34 -35.942463 0.898685 BFGS: 12 16:22:34 -35.944525 1.043564 BFGS: 13 16:22:34 -35.946394 0.909586 BFGS: 14 16:22:35 -35.947766 0.574421 BFGS: 15 16:22:35 -35.948244 0.039686 BFGS: 16 16:22:35 -35.948271 0.070679 BFGS: 17 16:22:35 -35.948283 0.037707 BFGS: 18 16:22:35 -35.948287 0.004629 BFGS: 19 16:22:35 -35.948288 0.012575 BFGS: 20 16:22:35 -35.948292 0.043299 BFGS: 21 16:22:35 -35.948300 0.084736 BFGS: 22 16:22:35 -35.948324 0.155342 BFGS: 23 16:22:35 -35.948379 0.260330 BFGS: 24 16:22:35 -35.948494 0.399874 BFGS: 25 16:22:35 -35.948677 0.508403 BFGS: 26 16:22:35 -35.948947 0.487593 BFGS: 27 16:22:35 -35.949332 0.298775 BFGS: 28 16:22:35 -35.949645 0.209779 BFGS: 29 16:22:35 -35.949771 0.073257 BFGS: 30 16:22:35 -35.949747 0.251144 BFGS: 31 16:22:35 -35.949821 0.016740 BFGS: 32 16:22:35 -35.949828 0.003385 BFGS: 33 16:22:35 -35.949829 0.010411 BFGS: 34 16:22:35 -35.949829 0.003124 BFGS: 35 16:22:35 -35.949829 0.000006 BFGS: 36 16:22:35 -35.949829 0.000000 BFGS: 37 16:22:35 -35.949829 0.000000 BFGS: 38 16:22:35 -35.949829 0.000000 Minimization converged after 38 steps. Maximum force component: 7.547751301191906e-10 eV/Angstrom Maximum stress component: 2.3313453798904837e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [1.97638101e-01 1.97638101e-01 0.00000000e+00] [8.02361899e-01 8.02361899e-01 5.80154057e-33] [3.02361899e-01 6.97638101e-01 5.00000000e-01] [6.97638101e-01 3.02361899e-01 5.00000000e-01]] cellpar = Cell([[4.4675636849338085, 5.3361745702346376e-34, -6.840588044746614e-32], [-2.1433751339408864e-34, 4.467563684933805, 5.674579287453193e-17], [-3.361892442198467e-33, 5.990564484680958e-17, 5.3114993754351225]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [-7.54775130e-10 -7.54775130e-10 -9.58695098e-27] [ 7.54775130e-10 7.54775130e-10 9.58694874e-27] [ 7.54775130e-10 -7.54775130e-10 -9.58694887e-27] [-7.54775130e-10 7.54775130e-10 9.58695079e-27]] stress = [ 2.33134538e-11 2.33134538e-11 6.92148647e-13 2.64864240e-27 -1.29859158e-34 6.58394385e-50] energy per atom = -5.884171776304285 =============================================== ==== Building ASE atoms object with: ==== representative atom symbols = ['C', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.80719967 0.80719967 0. ]] spacegroup = 136 cell = [[4.3112, 0, 0], [0, 4.3112, 0], [0, 0, 5.1611]] ========================================= Step Time Energy fmax BFGS: 0 16:22:36 -21.758934 68.481949 BFGS: 1 16:22:36 -34.589729 32.774609 BFGS: 2 16:22:36 -34.367816 14.760799 BFGS: 3 16:22:36 -35.343795 15.336725 BFGS: 4 16:22:36 -30.482337 61.583830 BFGS: 5 16:22:36 -35.878033 6.809491 BFGS: 6 16:22:36 -35.939810 0.122187 BFGS: 7 16:22:36 -35.939893 0.048041 BFGS: 8 16:22:36 -35.940095 0.204629 BFGS: 9 16:22:36 -35.940765 0.568940 BFGS: 10 16:22:36 -35.942186 0.981935 BFGS: 11 16:22:36 -35.944763 1.224818 BFGS: 12 16:22:36 -35.947171 1.099284 BFGS: 13 16:22:36 -35.949000 0.718611 BFGS: 14 16:22:36 -35.949684 0.093548 BFGS: 15 16:22:36 -35.949718 0.116950 BFGS: 16 16:22:36 -35.949747 0.058453 BFGS: 17 16:22:36 -35.949752 0.010047 BFGS: 18 16:22:36 -35.949752 0.001377 BFGS: 19 16:22:36 -35.949752 0.002884 BFGS: 20 16:22:36 -35.949752 0.009049 BFGS: 21 16:22:36 -35.949752 0.017153 BFGS: 22 16:22:36 -35.949754 0.030930 BFGS: 23 16:22:36 -35.949758 0.050729 BFGS: 24 16:22:36 -35.949769 0.076073 BFGS: 25 16:22:36 -35.949788 0.094729 BFGS: 26 16:22:36 -35.949814 0.078276 BFGS: 27 16:22:36 -35.949828 0.019457 BFGS: 28 16:22:36 -35.949829 0.000400 BFGS: 29 16:22:36 -35.949829 0.000024 BFGS: 30 16:22:36 -35.949829 0.000028 BFGS: 31 16:22:36 -35.949829 0.000004 BFGS: 32 16:22:36 -35.949829 0.000000 BFGS: 33 16:22:36 -35.949829 0.000000 Minimization converged after 33 steps. Maximum force component: 6.315781838975948e-10 eV/Angstrom Maximum stress component: 2.3765549536319037e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [8.02361899e-01 8.02361899e-01 0.00000000e+00] [1.97638101e-01 1.97638101e-01 7.63265181e-33] [6.97638101e-01 3.02361899e-01 5.00000000e-01] [3.02361899e-01 6.97638101e-01 5.00000000e-01]] cellpar = Cell([[4.467563684549224, -1.4878144766252714e-33, -1.6009249263436024e-31], [1.8629750796681647e-33, 4.467563684549225, 3.901409471413804e-18], [5.425361032072104e-32, 4.94186193320621e-18, 5.3114993760570925]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [-6.31578184e-10 -6.31578184e-10 -5.51541127e-28] [ 6.31578184e-10 6.31578184e-10 5.51541127e-28] [ 6.31578184e-10 -6.31578184e-10 -5.51541127e-28] [-6.31578184e-10 6.31578184e-10 5.51541127e-28]] stress = [-2.37655495e-11 -2.37655495e-11 1.70821149e-12 -1.67256350e-27 -5.19436630e-34 5.12694527e-50] energy per atom = -5.884171776304278 =============================================== Parameter sets [0, 1] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0