element(s): ['Fe'] AFLOW prototype label: A_cF4_225_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 3 Parameter values for parameter set 0: ['3.7691'] Parameter values for parameter set 1: ['3.449'] Parameter values for parameter set 2: ['3.6011'] model name: Morse_Shifted_GirifalcoWeizer_1959HighCutoff_Fe__MO_147603128437_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe'] representative atom coordinates = [[0 0 0]] spacegroup = 225 cell = [[3.7691, 0, 0], [0, 3.7691, 0], [0, 0, 3.7691]] ========================================= Step Time Energy fmax BFGS: 0 16:59:53 -16.425727 1.3897 BFGS: 1 16:59:53 -16.504835 1.2654 BFGS: 2 16:59:53 -16.669009 0.9142 BFGS: 3 16:59:53 -16.776104 0.5031 BFGS: 4 16:59:53 -16.817138 0.0301 BFGS: 5 16:59:53 -16.817269 0.0028 BFGS: 6 16:59:53 -16.817270 0.0000 BFGS: 7 16:59:53 -16.817270 0.0000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 3.7581786218702556e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [1.42298327e-49 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00]] cellpar = Cell([[3.6063025768101276, -1.7463948661792076e-33, 3.778348843389579e-34], [-2.5171756332656053e-33, 3.6063025768101276, 2.918433210726225e-17], [6.148111899869424e-33, 2.9184332107262236e-17, 3.6063025768101276]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [ 3.75817862e-10 3.75817862e-10 3.75817862e-10 -5.77102065e-26 -4.08962130e-58 2.32818527e-59] energy per atom = -4.204317547417126 =============================================== ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe'] representative atom coordinates = [[0 0 0]] spacegroup = 225 cell = [[3.449, 0, 0], [0, 3.449, 0], [0, 0, 3.449]] ========================================= Step Time Energy fmax BFGS: 0 16:59:54 -16.306107 2.0252 BFGS: 1 16:59:54 -16.464882 1.6381 BFGS: 2 16:59:54 -16.664164 1.0318 BFGS: 3 16:59:54 -16.778163 0.4991 BFGS: 4 16:59:54 -16.816690 0.0583 BFGS: 5 16:59:54 -16.817267 0.0040 BFGS: 6 16:59:54 -16.817270 0.0000 BFGS: 7 16:59:54 -16.817270 0.0000 BFGS: 8 16:59:54 -16.817270 0.0000 Minimization converged after 8 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.0638131398052745e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.69193309e-49 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00]] cellpar = Cell([[3.606302576391493, -1.1391118604021432e-33, 7.7653610504269e-33], [-7.975739095170256e-33, 3.606302576391493, -2.995742010718551e-17], [2.0638213580245821e-32, -2.995742010718554e-17, 3.606302576391493]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-1.06381314e-14 -1.06381314e-14 -1.06381314e-14 -3.03167108e-30 -4.73877556e-34 5.24919211e-51] energy per atom = -4.204317547417099 =============================================== ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe'] representative atom coordinates = [[0 0 0]] spacegroup = 225 cell = [[3.6011, 0, 0], [0, 3.6011, 0], [0, 0, 3.6011]] ========================================= Step Time Energy fmax BFGS: 0 16:59:56 -16.816794 0.0551 BFGS: 1 16:59:56 -16.816915 0.0476 BFGS: 2 16:59:56 -16.817270 0.0004 BFGS: 3 16:59:56 -16.817270 0.0000 BFGS: 4 16:59:56 -16.817270 0.0000 Minimization converged after 4 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.2722277928230903e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe'] basis = [[0. 0. 0. ] [0. 0.5 0.5] [0.5 0. 0.5] [0.5 0.5 0. ]] cellpar = Cell([[3.6063025763773333, 1.4809614658941708e-32, -8.880571541565816e-33], [-6.264685517986255e-33, 3.6063025763773333, -3.923748874505162e-21], [-4.399086722868747e-34, -3.923748874508194e-21, 3.6063025763773333]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-1.27222779e-11 -1.27222779e-11 -1.27222779e-11 -1.40039170e-27 -3.15918370e-34 -1.37099146e-50] energy per atom = -4.20431754741713 =============================================== Parameter sets [0, 1, 2] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0