element(s): ['N', 'Ti'] 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: ['4.3117'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['N', 'Ti'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[4.3117, 0, 0], [0, 4.3117, 0], [0, 0, 4.3117]] ========================================= Step Time Energy fmax BFGS: 0 11:11:59 -124.304530 27.799162 BFGS: 1 11:11:59 -128.064087 22.430569 BFGS: 2 11:11:59 -131.062825 17.644686 BFGS: 3 11:11:59 -133.383708 13.383309 BFGS: 4 11:11:59 -135.101415 9.594062 BFGS: 5 11:11:59 -136.283168 6.229789 BFGS: 6 11:11:59 -136.989597 3.287973 BFGS: 7 11:11:59 -137.280777 0.648827 BFGS: 8 11:11:59 -137.293581 0.048705 BFGS: 9 11:11:59 -137.293655 0.000806 BFGS: 10 11:11:59 -137.293655 0.000001 BFGS: 11 11:12:00 -137.293655 0.000000 Minimization converged after 11 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.980988417752458e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['N', 'N', 'N', 'N', 'Ti', 'Ti', 'Ti', 'Ti'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 3.41817186e-34] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 3.41817186e-34] [3.03594648e-49 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[4.507508750433756, -1.365405004063994e-32, -1.2931453639205754e-32], [-5.211260526983928e-32, 4.507508750433756, 1.5186949632965784e-17], [1.887496948457244e-32, 1.518694963296575e-17, 4.507508750433756]]) 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 = [-1.98098842e-12 -1.98098842e-12 -1.98098842e-12 -4.84395382e-29 -2.68942568e-61 -8.83528210e-60] energy per atom = -17.16170692494361 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0