element(s): ['Fe', 'Ni'] AFLOW prototype label: AB3_tI8_139_a_bd Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.6204', '1.9276323'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'Ni', 'Ni'] representative atom coordinates = [[0. 0. 0. ] [0. 0. 0.5 ] [0. 0.5 0.25]] spacegroup = 139 cell = [[3.6204, 0, 0], [0, 3.6204, 0], [0, 0, 6.9788]] ========================================= Step Time Energy fmax BFGS: 0 11:45:20 -116.493958 9.040086 BFGS: 1 11:45:21 -117.631706 7.854878 BFGS: 2 11:45:21 -118.561803 6.565541 BFGS: 3 11:45:21 -119.277926 5.105176 BFGS: 4 11:45:21 -119.775584 3.523194 BFGS: 5 11:45:21 -120.063865 1.861677 BFGS: 6 11:45:21 -120.167386 1.008101 BFGS: 7 11:45:21 -120.182803 1.007834 BFGS: 8 11:45:21 -120.216318 0.552879 BFGS: 9 11:45:21 -120.223655 0.099394 BFGS: 10 11:45:21 -120.223874 0.017088 BFGS: 11 11:45:21 -120.223882 0.000844 BFGS: 12 11:45:21 -120.223883 0.000003 BFGS: 13 11:45:21 -120.223883 0.000000 BFGS: 14 11:45:21 -120.223883 0.000000 Minimization converged after 14 steps. Maximum force component: 3.5025601213846546e-30 eV/Angstrom Maximum stress component: 3.8637524813396404e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Ni', 'Ni', 'Ni', 'Ni', 'Ni', 'Ni'] basis = [[0. 0. 0. ] [0.5 0.5 0.5 ] [0. 0. 0.5 ] [0.5 0.5 0. ] [0. 0.5 0.25] [0.5 0. 0.25] [0. 0.5 0.75] [0.5 0. 0.75]] cellpar = Cell([[3.4653163374723897, -1.7129453762600496e-35, 3.241342912873612e-33], [-3.7499549363699157e-35, 3.4653163374723905, 1.1129925842335364e-17], [-7.400808903562902e-33, 2.0201941169124636e-17, 6.930766735935559]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 3.41706573e-31 -3.41706573e-31 -2.05027910e-30] [-7.31624972e-64 1.70853286e-31 6.83426365e-31] [-3.64888051e-63 9.96032600e-48 3.41713183e-30] [ 3.41706573e-31 -3.41706573e-31 3.50256012e-30]] stress = [3.86375248e-12 3.86375248e-12 2.72870820e-12 1.51476839e-27 4.10569117e-33 2.27916933e-48] energy per atom = -15.027985315337855 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0