element(s): ['Fe', 'O'] AFLOW prototype label: AB_cF8_225_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.3217'] model name: Sim_LAMMPS_Buckingham_Vaari_2015_FeO__SM_672759489721_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[4.3217, 0, 0], [0, 4.3217, 0], [0, 0, 4.3217]] ========================================= Step Time Energy fmax BFGS: 0 20:25:12 -272.731009 6.329975 BFGS: 1 20:25:12 -272.319601 5.861542 BFGS: 2 20:25:13 -271.870145 5.413609 BFGS: 3 20:25:13 -271.384824 4.985357 BFGS: 4 20:25:13 -270.865918 4.575745 BFGS: 5 20:25:13 -270.314865 4.184314 BFGS: 6 20:25:13 -269.733851 3.810300 BFGS: 7 20:25:13 -269.124670 3.452583 BFGS: 8 20:25:13 -268.488834 3.110609 BFGS: 9 20:25:13 -267.827782 2.783857 BFGS: 10 20:25:13 -267.143091 2.471695 BFGS: 11 20:25:13 -266.436466 2.173326 BFGS: 12 20:25:13 -265.709040 1.888155 BFGS: 13 20:25:14 -264.962266 1.615875 BFGS: 14 20:25:14 -264.197034 1.356145 BFGS: 15 20:25:14 -263.415206 1.107724 BFGS: 16 20:25:14 -262.617197 0.870481 BFGS: 17 20:25:14 -261.804727 0.644037 BFGS: 18 20:25:15 -260.978479 0.427895 BFGS: 19 20:25:15 -260.139653 0.221573 BFGS: 20 20:25:15 -259.288729 0.024763 BFGS: 21 20:25:15 -259.180916 0.000632 BFGS: 22 20:25:15 -259.178071 0.000006 BFGS: 23 20:25:16 -259.178049 0.000001 BFGS: 24 20:25:16 -259.178060 0.000001 BFGS: 25 20:25:16 -259.178051 0.000003 BFGS: 26 20:25:16 -259.178051 0.000000 Minimization converged after 26 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 4.254996027991386e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 3.16673605e-34 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 1.68757597e-48 1.40631331e-49] [3.51578328e-49 5.00000000e-01 0.00000000e+00] [0.00000000e+00 3.16673605e-34 5.00000000e-01]] cellpar = Cell([[4.8654006193667545, 2.624204038251632e-32, 4.126662202934342e-33], [4.486315780901618e-33, 4.8654006193667545, -1.5059588874542708e-17], [-1.237009366505792e-32, -1.5059588874542705e-17, 4.8654006193667545]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-4.25499603e-10 -4.25499603e-10 -4.25499603e-10 -8.20621495e-26 -8.04771794e-34 -7.94699154e-50] energy per atom = -32.39725635732167 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0