element(s): ['O', 'Si'] AFLOW prototype label: A2B_tP3_123_h_a Parameter names: ['a', 'c/a', 'z2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['2.4116', '2.3361254', '0.80662489'] model name: Sim_LAMMPS_Vashishta_NakanoKaliaVashishta_1994_SiO__SM_503555646986_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['O', 'Si'] representative atom coordinates = [[0.5 0.5 0.80662489] [0. 0. 0. ]] spacegroup = 123 cell = [[2.4116, 0, 0], [0, 2.4116, 0], [0, 0, 5.6338]] ========================================= Step Time Energy fmax BFGS: 0 16:10:43 -6.225723 12.153194 BFGS: 1 16:10:43 -7.689411 10.280810 BFGS: 2 16:10:43 -8.736050 8.662677 BFGS: 3 16:10:43 -9.586110 7.194595 BFGS: 4 16:10:43 -10.264994 5.702508 BFGS: 5 16:10:43 -10.786294 4.298313 BFGS: 6 16:10:43 -11.166148 3.002581 BFGS: 7 16:10:43 -11.421006 1.821820 BFGS: 8 16:10:43 -11.567203 0.771615 BFGS: 9 16:10:43 -11.622799 0.678596 BFGS: 10 16:10:43 -11.636679 0.676800 BFGS: 11 16:10:43 -11.666122 0.721855 BFGS: 12 16:10:43 -11.697261 0.803484 BFGS: 13 16:10:44 -11.730952 0.937966 BFGS: 14 16:10:44 -11.766886 1.092701 BFGS: 15 16:10:44 -11.795471 1.229283 BFGS: 16 16:10:44 -11.820843 1.329629 BFGS: 17 16:10:44 -11.846070 1.395117 BFGS: 18 16:10:44 -11.873193 1.427396 BFGS: 19 16:10:44 -11.903300 1.427569 BFGS: 20 16:10:44 -11.936769 1.395212 BFGS: 21 16:10:44 -11.973444 1.327607 BFGS: 22 16:10:44 -12.013067 1.214853 BFGS: 23 16:10:44 -12.051961 1.070655 BFGS: 24 16:10:44 -12.086171 0.912036 BFGS: 25 16:10:44 -12.115059 0.740326 BFGS: 26 16:10:44 -12.138040 0.557311 BFGS: 27 16:10:45 -12.154667 0.365617 BFGS: 28 16:10:45 -12.164711 0.169531 BFGS: 29 16:10:45 -12.168333 0.042302 BFGS: 30 16:10:45 -12.168450 0.036266 BFGS: 31 16:10:45 -12.168609 0.043078 BFGS: 32 16:10:45 -12.168802 0.032977 BFGS: 33 16:10:45 -12.168881 0.012456 BFGS: 34 16:10:45 -12.168894 0.002625 BFGS: 35 16:10:45 -12.168894 0.000191 BFGS: 36 16:10:45 -12.168894 0.000025 BFGS: 37 16:10:45 -12.168894 0.000000 BFGS: 38 16:10:45 -12.168894 0.000000 Minimization converged after 38 steps. Maximum force component: 1.0008888162715828e-10 eV/Angstrom Maximum stress component: 4.800894876061575e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['O', 'O', 'Si'] basis = [[0.5 0.5 0.85094502] [0.5 0.5 0.14905498] [0. 0. 0. ]] cellpar = Cell([[2.75762533820177, -3.8148571509415945e-35, 4.763827615838484e-33], [-1.6645758264367936e-34, 2.7576253382017706, 4.606408032683295e-17], [5.68821117752812e-33, 1.2107138055226048e-16, 7.843715275511334]]) forces = [[-1.69951783e-32 -1.54498626e-27 -1.00088882e-10] [-1.69951783e-32 1.54496926e-27 1.00088882e-10] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00]] stress = [ 4.80089488e-12 4.80089488e-12 -3.92407255e-12 -1.50922971e-28 -2.27941483e-33 -5.06131765e-49] energy per atom = -4.056297967681623 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0