element(s): ['Fe', 'N'] AFLOW prototype label: AB_cF8_216_a_c Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.3752'] model name: MEAM_LAMMPS_LeeLeeKim_2006_FeN__MO_432861766738_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'N'] representative atom coordinates = [[0. 0. 0. ] [0.25 0.25 0.25]] spacegroup = 216 cell = [[4.3752, 0, 0], [0, 4.3752, 0], [0, 0, 4.3752]] ========================================= Step Time Energy fmax BFGS: 0 21:02:19 -33.584959 0.767963 BFGS: 1 21:02:19 -33.609670 0.733568 BFGS: 2 21:02:19 -33.707599 0.570377 BFGS: 3 21:02:19 -33.780237 0.396253 BFGS: 4 21:02:19 -33.825902 0.210670 BFGS: 5 21:02:19 -33.842837 0.013081 BFGS: 6 21:02:19 -33.842900 0.000438 BFGS: 7 21:02:19 -33.842900 0.000001 BFGS: 8 21:02:19 -33.842900 0.000000 Minimization converged after 8 steps. Maximum force component: 2.388055806459144e-30 eV/Angstrom Maximum stress component: 5.7615500616670395e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'Fe', 'Fe', 'N', 'N', 'N', 'N'] basis = [[1.28382810e-34 0.00000000e+00 1.28397289e-34] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 2.71380801e-34 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [2.50000000e-01 2.50000000e-01 2.50000000e-01] [7.50000000e-01 7.50000000e-01 2.50000000e-01] [7.50000000e-01 2.50000000e-01 7.50000000e-01] [2.50000000e-01 7.50000000e-01 7.50000000e-01]] cellpar = Cell([[4.25806822180071, 2.2535564265679817e-33, 3.0352025967132184e-34], [-3.327778984164727e-33, 4.25806822180071, 4.892764066589736e-18], [9.636289876380811e-34, 4.892764066589731e-18, 4.25806822180071]]) forces = [[-3.49898287e-32 -4.37372858e-32 -1.74949143e-32] [-1.74949143e-32 1.74949143e-32 1.74949143e-32] [-8.74745717e-33 -2.62423715e-32 -1.74949143e-32] [-2.62423715e-32 3.49898287e-32 -8.74745717e-33] [ 5.94827087e-31 -2.44928801e-31 -2.38805581e-30] [ 2.27433886e-31 2.09938972e-31 -4.67988958e-31] [ 3.14908458e-31 3.49898287e-32 1.25963383e-30] [ 2.79918629e-31 5.07352516e-31 1.08468469e-30]] stress = [ 5.76155006e-12 5.76155006e-12 5.76155006e-12 1.95930896e-27 -4.53214681e-34 -1.12648808e-49] energy per atom = -4.23036250565464 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0