element(s): ['Fe', 'H'] AFLOW prototype label: AB3_cP8_223_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: ['3.2444'] model name: MEAM_LAMMPS_LeeJang_2007_FeH__MO_095610951957_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe', 'H'] representative atom coordinates = [[0. 0. 0. ] [0.25 0. 0.5 ]] spacegroup = 223 cell = [[3.2444, 0, 0], [0, 3.2444, 0], [0, 0, 3.2444]] ========================================= Step Time Energy fmax BFGS: 0 16:49:15 -13.819440 1.049519 BFGS: 1 16:49:15 -13.865336 0.991429 BFGS: 2 16:49:15 -13.999988 0.806049 BFGS: 3 16:49:15 -14.107765 0.632964 BFGS: 4 16:49:15 -14.190459 0.471498 BFGS: 5 16:49:15 -14.249763 0.321011 BFGS: 6 16:49:15 -14.287280 0.180893 BFGS: 7 16:49:15 -14.304521 0.050570 BFGS: 8 16:49:15 -14.306059 0.002520 BFGS: 9 16:49:15 -14.306063 0.000038 BFGS: 10 16:49:15 -14.306063 0.000000 BFGS: 11 16:49:15 -14.306063 0.000000 Minimization converged after 11 steps. Maximum force component: 1.6666820358041821e-31 eV/Angstrom Maximum stress component: 7.118430649652073e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe', 'H', 'H', 'H', 'H', 'H', 'H'] basis = [[0. 0. 0. ] [0.5 0.5 0.5 ] [0.25 0. 0.5 ] [0.75 0. 0.5 ] [0.5 0.25 0. ] [0.5 0.75 0. ] [0. 0.5 0.25] [0. 0.5 0.75]] cellpar = Cell([[3.380432772922846, -1.4218512196221257e-32, 1.5288961324549086e-32], [-2.4653018913742407e-33, 3.380432772922846, -1.3433065060134243e-17], [1.1814008673317147e-32, -1.343306506013425e-17, 3.380432772922846]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [-4.86115594e-32 4.68754323e-32 -4.51393051e-32] [ 1.66668204e-31 1.38890170e-32 -4.16670509e-32] [-4.16670509e-32 1.11112136e-31 -1.38890170e-32] [-6.94450848e-33 1.38890170e-32 2.08335254e-32] [-2.08335254e-32 -4.16670509e-32 8.33341018e-32] [ 1.38890170e-32 -4.16670509e-32 1.65575310e-49]] stress = [-7.11843065e-14 -7.11843065e-14 -7.11843065e-14 -2.02533307e-29 -3.59546113e-34 -7.19057338e-51] energy per atom = -1.7882579146417297 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0