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 16:40:15 -54.712802 7.500312 BFGS: 1 16:40:16 -55.825183 7.323122 BFGS: 2 16:40:16 -56.907081 7.092743 BFGS: 3 16:40:16 -57.949988 6.801970 BFGS: 4 16:40:17 -58.944250 6.442722 BFGS: 5 16:40:17 -59.878928 6.005925 BFGS: 6 16:40:18 -60.742261 5.488272 BFGS: 7 16:40:18 -61.520066 4.864903 BFGS: 8 16:40:19 -62.196136 4.129556 BFGS: 9 16:40:19 -62.753166 3.307011 BFGS: 10 16:40:19 -63.175925 2.304575 BFGS: 11 16:40:20 -63.436510 1.141494 BFGS: 12 16:40:20 -63.516211 0.110455 BFGS: 13 16:40:20 -63.516924 0.006101 BFGS: 14 16:40:21 -63.516926 0.000328 BFGS: 15 16:40:21 -63.516926 0.000000 BFGS: 16 16:40:21 -63.516926 0.000000 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