element(s): ['C'] AFLOW prototype label: A_tI8_139_h Parameter names: ['a', 'c/a', 'x1'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.3798', '0.57333668', '0.81976373'] model name: Tersoff_LAMMPS_PlummerTucker_2019_TiAlC__MO_736419017411_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0.81976373 0.81976373 0. ]] spacegroup = 139 cell = [[4.3798, 0, 0], [0, 4.3798, 0], [0, 0, 2.5111]] ========================================= Step Time Energy fmax BFGS: 0 14:16:33 -55.278274 1.9422 BFGS: 1 14:16:33 -55.273088 2.0751 BFGS: 2 14:16:33 -55.392666 0.5534 BFGS: 3 14:16:33 -55.397207 0.4983 BFGS: 4 14:16:33 -55.414954 0.1795 BFGS: 5 14:16:33 -55.417679 0.0054 BFGS: 6 14:16:33 -55.417682 0.0002 BFGS: 7 14:16:33 -55.417682 0.0001 BFGS: 8 14:16:33 -55.417682 0.0001 BFGS: 9 14:16:33 -55.417682 0.0001 BFGS: 10 14:16:33 -55.417682 0.0001 BFGS: 11 14:16:33 -55.417682 0.0000 BFGS: 12 14:16:33 -55.417682 0.0000 BFGS: 13 14:16:33 -55.417682 0.0000 BFGS: 14 14:16:33 -55.417682 0.0000 Minimization converged after 14 steps. Maximum force component: 2.1202924543810983e-09 eV/Angstrom Maximum stress component: 2.1948106741897572e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[0.8174316 0.8174316 0. ] [0.1825684 0.1825684 0. ] [0.1825684 0.8174316 0. ] [0.8174316 0.1825684 0. ] [0.3174316 0.3174316 0.5 ] [0.6825684 0.6825684 0.5 ] [0.6825684 0.3174316 0.5 ] [0.3174316 0.6825684 0.5 ]] cellpar = Cell([[4.388740998778219, -5.8034492708713716e-37, 3.645702797460506e-33], [-1.1963732807525105e-36, 4.388740998778219, 9.503504862449418e-19], [-4.2125036371937285e-33, 5.371327208066938e-19, 2.542481759467026]]) forces = [[ 2.12029245e-09 2.12029245e-09 4.59102834e-28] [-2.12029245e-09 -2.12029245e-09 -4.59134172e-28] [-2.12029245e-09 2.12029245e-09 4.59134172e-28] [ 2.12029245e-09 -2.12029245e-09 -4.59102834e-28] [ 2.12029245e-09 2.12029245e-09 4.59118503e-28] [-2.12029245e-09 -2.12029245e-09 -4.59149841e-28] [-2.12029245e-09 2.12029245e-09 4.59142007e-28] [ 2.12029245e-09 -2.12029245e-09 -4.59055826e-28]] stress = [ 1.40046736e-10 1.40046736e-10 -2.19481067e-10 -2.05522592e-26 5.52322412e-34 8.71162995e-50] energy per atom = -6.927210220537813 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0