element(s): ['Fe'] AFLOW prototype label: A_hP2_194_c 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: ['2.4403', '1.5759538'] model name: Tersoff_LAMMPS_ByggmastarNagelAlbe_2019_FeO__MO_608695023236_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Fe'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[2.4403, 0, 0], [-1.22015, 2.1133617928552, 0], [0, 0, 3.8458]] ========================================= Step Time Energy fmax BFGS: 0 10:57:32 -7.694952 3.737459 BFGS: 1 10:57:32 -8.038140 2.342458 BFGS: 2 10:57:32 -8.228542 1.233374 BFGS: 3 10:57:32 -8.302529 0.361009 BFGS: 4 10:57:32 -8.307171 0.138555 BFGS: 5 10:57:32 -8.307618 0.087247 BFGS: 6 10:57:32 -8.308209 0.081192 BFGS: 7 10:57:32 -8.308771 0.055752 BFGS: 8 10:57:32 -8.308983 0.019065 BFGS: 9 10:57:32 -8.309013 0.005160 BFGS: 10 10:57:32 -8.309014 0.000345 BFGS: 11 10:57:32 -8.309014 0.000018 BFGS: 12 10:57:33 -8.309014 0.000000 BFGS: 13 10:57:33 -8.309014 0.000000 Minimization converged after 13 steps. Maximum force component: 3.454688375375472e-32 eV/Angstrom Maximum stress component: 5.513120131146543e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Fe', 'Fe'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[2.580895183971838, -3.241976703440067e-17, -1.35265026821552e-36], [-1.290447591985919, 2.2351207938245246, -6.7804547972696306e-37], [2.4277727422861894e-36, -3.5196946653968895e-35, 4.204164280940356]]) forces = [[-1.98824933e-33 -3.44374885e-33 -3.45468838e-32] [ 1.32549955e-33 4.59166514e-33 3.45468838e-32]] stress = [-2.04281461e-10 -2.04281461e-10 -5.51312013e-10 -2.18619317e-34 -3.78659764e-34 -1.06727035e-25] energy per atom = -4.15450699642041 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0