element(s): ['N', 'Ti'] AFLOW prototype label: AB2_tP6_136_a_f Parameter names: ['a', 'c/a', 'x2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.0427', '0.61086323', '0.29659081'] model name: MEAM_LAMMPS_KimLee_2008_TiN__MO_070542625990_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['N', 'Ti'] representative atom coordinates = [[0. 0. 0. ] [0.29659081 0.29659081 0. ]] spacegroup = 136 cell = [[5.0427, 0, 0], [0, 5.0427, 0], [0, 0, 3.0804]] ========================================= Step Time Energy fmax BFGS: 0 13:52:01 -38.341737 1.8938 BFGS: 1 13:52:01 -38.469398 1.7525 BFGS: 2 13:52:01 -38.666428 1.4746 BFGS: 3 13:52:01 -38.816680 1.1753 BFGS: 4 13:52:01 -38.923108 0.8562 BFGS: 5 13:52:02 -38.989405 0.5164 BFGS: 6 13:52:02 -39.020157 0.4400 BFGS: 7 13:52:02 -39.027054 0.4409 BFGS: 8 13:52:02 -39.034032 0.3321 BFGS: 9 13:52:02 -39.037381 0.2081 BFGS: 10 13:52:02 -39.039788 0.1329 BFGS: 11 13:52:02 -39.041510 0.0933 BFGS: 12 13:52:02 -39.042292 0.0300 BFGS: 13 13:52:02 -39.042416 0.0082 BFGS: 14 13:52:02 -39.042422 0.0006 BFGS: 15 13:52:02 -39.042422 0.0001 BFGS: 16 13:52:02 -39.042422 0.0000 BFGS: 17 13:52:02 -39.042422 0.0000 BFGS: 18 13:52:02 -39.042422 0.0000 Minimization converged after 18 steps. Maximum force component: 8.067983824425198e-11 eV/Angstrom Maximum stress component: 1.7059561974824228e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['N', 'N', 'Ti', 'Ti', 'Ti', 'Ti'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [2.99524535e-01 2.99524535e-01 1.20194386e-33] [7.00475465e-01 7.00475465e-01 0.00000000e+00] [2.00475465e-01 7.99524535e-01 5.00000000e-01] [7.99524535e-01 2.00475465e-01 5.00000000e-01]] cellpar = Cell([[4.786553300075532, -1.9164974304777394e-35, -1.8303347756040515e-32], [-9.69342507858283e-36, 4.786553300075533, 3.837625129557051e-18], [-5.150547247487062e-33, 2.484731535737384e-18, 3.0444574088336838]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 8.06798382e-11 8.06798382e-11 6.47226876e-29] [-8.06798382e-11 -8.06798382e-11 -6.47133062e-29] [-8.06798382e-11 8.06798382e-11 6.46851618e-29] [ 8.06798382e-11 -8.06798382e-11 -6.47414506e-29]] stress = [ 7.61884123e-13 7.61884123e-13 -1.70595620e-11 -5.45957522e-27 -1.69167781e-33 -5.46187675e-49] energy per atom = -6.507070392575369 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0