element(s): ['Cl', 'K'] 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: ['6.3844'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cl', 'K'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[6.3844, 0, 0], [0, 6.3844, 0], [0, 0, 6.3844]] ========================================= Step Time Energy fmax BFGS: 0 14:26:15 -54.712802 7.5003 BFGS: 1 14:26:15 -55.825183 7.3231 BFGS: 2 14:26:15 -56.907081 7.0927 BFGS: 3 14:26:15 -57.949988 6.8020 BFGS: 4 14:26:15 -58.944250 6.4427 BFGS: 5 14:26:15 -59.878928 6.0059 BFGS: 6 14:26:15 -60.742261 5.4883 BFGS: 7 14:26:15 -61.520066 4.8649 BFGS: 8 14:26:15 -62.196136 4.1296 BFGS: 9 14:26:15 -62.753166 3.3070 BFGS: 10 14:26:15 -63.175925 2.3046 BFGS: 11 14:26:16 -63.436510 1.1415 BFGS: 12 14:26:16 -63.516211 0.1105 BFGS: 13 14:26:16 -63.516924 0.0061 BFGS: 14 14:26:16 -63.516926 0.0003 BFGS: 15 14:26:16 -63.516926 0.0000 BFGS: 16 14:26:16 -63.516926 0.0000 Minimization converged after 16 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 5.764069901318992e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cl', 'Cl', 'Cl', 'Cl', 'K', 'K', 'K', 'K'] basis = [[0.0000000e+00 0.0000000e+00 0.0000000e+00] [0.0000000e+00 5.0000000e-01 5.0000000e-01] [5.0000000e-01 5.2143817e-34 5.0000000e-01] [5.0000000e-01 5.0000000e-01 0.0000000e+00] [5.0000000e-01 5.0000000e-01 5.0000000e-01] [5.0000000e-01 0.0000000e+00 0.0000000e+00] [0.0000000e+00 5.0000000e-01 0.0000000e+00] [0.0000000e+00 0.0000000e+00 5.0000000e-01]] cellpar = Cell([[5.909594054649092, 3.8965121310983333e-32, 1.5933044851017002e-32], [1.4427351480791727e-32, 5.909594054649093, -2.6407096343719282e-17], [-8.69641137669039e-33, -2.640709634371926e-17, 5.909594054649092]]) 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 = [ 5.76406990e-14 5.76406990e-14 5.76406990e-14 -4.59617527e-31 1.64706957e-33 2.50263722e-51] energy per atom = -7.939615755327734 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0