element(s): ['Fe', 'Nb'] 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: ['3.966', '2.3002269'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'Nb', 'Nb'] representative atom coordinates = [[0. 0. 0. ] [0. 0. 0.5 ] [0. 0.5 0.25]] spacegroup = 139 cell = [[3.966, 0, 0], [0, 3.966, 0], [0, 0, 9.1227]] ========================================= Step Time Energy fmax BFGS: 0 15:50:07 -168.380465 129.487693 BFGS: 1 15:50:07 -181.302022 113.899148 BFGS: 2 15:50:07 -192.176505 100.323199 BFGS: 3 15:50:07 -201.772805 87.920426 BFGS: 4 15:50:07 -210.088593 76.759014 BFGS: 5 15:50:07 -217.279800 66.696723 BFGS: 6 15:50:07 -223.463746 57.633439 BFGS: 7 15:50:07 -228.753008 49.550539 BFGS: 8 15:50:07 -233.240105 42.220548 BFGS: 9 15:50:07 -237.018876 35.627887 BFGS: 10 15:50:07 -240.165328 29.714087 BFGS: 11 15:50:07 -242.755754 24.484877 BFGS: 12 15:50:07 -244.854211 19.816463 BFGS: 13 15:50:07 -246.519558 15.583803 BFGS: 14 15:50:07 -247.800477 11.817100 BFGS: 15 15:50:07 -248.744673 8.478750 BFGS: 16 15:50:08 -249.395514 5.536644 BFGS: 17 15:50:08 -249.792501 2.966476 BFGS: 18 15:50:08 -249.972019 0.760468 BFGS: 19 15:50:08 -249.991572 0.219655 BFGS: 20 15:50:08 -249.992254 0.117670 BFGS: 21 15:50:08 -249.992392 0.027071 BFGS: 22 15:50:08 -249.992403 0.003782 BFGS: 23 15:50:08 -249.992403 0.000185 BFGS: 24 15:50:08 -249.992403 0.000017 BFGS: 25 15:50:08 -249.992403 0.000000 BFGS: 26 15:50:08 -249.992403 0.000000 Minimization converged after 26 steps. Maximum force component: 1.9256853516814774e-29 eV/Angstrom Maximum stress component: 1.537293011701854e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Nb', 'Nb', 'Nb', 'Nb', 'Nb', 'Nb'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [3.08521085e-49 1.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 2.60357164e-34] [0.00000000e+00 5.00000000e-01 2.50000000e-01] [5.00000000e-01 0.00000000e+00 2.50000000e-01] [5.97392130e-34 5.00000000e-01 7.50000000e-01] [5.00000000e-01 1.00000000e+00 7.50000000e-01]] cellpar = Cell([[4.424184478573224, -1.8169851281299847e-35, -8.789568918811494e-32], [-6.253830079442412e-35, 4.424184478573224, 1.1268215935561595e-17], [-1.7273791058989116e-32, 5.193568943310332e-16, 8.876713425126304]]) 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] [-3.74732007e-62 1.12667596e-45 1.92568535e-29] [-4.36258272e-31 1.02425087e-45 1.75062305e-29] [ 1.40524503e-62 -4.22503486e-46 -7.22132007e-30] [ 1.09064568e-31 -1.28031359e-47 -2.18827881e-31]] stress = [-1.53729301e-10 -1.53729301e-10 -6.73359921e-11 -2.13901557e-26 1.25543729e-32 5.58419131e-48] energy per atom = -31.24905038270427 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0