element(s): ['Ge'] AFLOW prototype label: A_hP8_194_ef Parameter names: ['a', 'c/a', 'z1', 'z2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.0525', '3.2827144', '0.093193141', '0.65583867'] model name: Tersoff_LAMMPS_Tersoff_1989_SiGe__MO_350526375143_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ge', 'Ge'] representative atom coordinates = [[0. 0. 0.09319314] [0.33333333 0.66666667 0.15583867]] spacegroup = 194 cell = [[4.0525, 0, 0], [-2.02625, 3.5095679488364, 0], [0, 0, 13.3032]] ========================================= Step Time Energy fmax BFGS: 0 15:50:39 -30.720189 0.518616 BFGS: 1 15:50:39 -30.729500 0.491059 BFGS: 2 15:50:39 -30.776315 0.299761 BFGS: 3 15:50:39 -30.797052 0.176373 BFGS: 4 15:50:39 -30.800456 0.158271 BFGS: 5 15:50:39 -30.803180 0.081217 BFGS: 6 15:50:39 -30.804396 0.043617 BFGS: 7 15:50:39 -30.804630 0.021952 BFGS: 8 15:50:39 -30.804682 0.021217 BFGS: 9 15:50:39 -30.804703 0.017105 BFGS: 10 15:50:39 -30.804717 0.012378 BFGS: 11 15:50:39 -30.804735 0.010494 BFGS: 12 15:50:39 -30.804762 0.010782 BFGS: 13 15:50:39 -30.804786 0.007983 BFGS: 14 15:50:39 -30.804795 0.002659 BFGS: 15 15:50:39 -30.804797 0.000530 BFGS: 16 15:50:39 -30.804797 0.000031 BFGS: 17 15:50:39 -30.804797 0.000003 BFGS: 18 15:50:39 -30.804797 0.000000 BFGS: 19 15:50:39 -30.804797 0.000000 BFGS: 20 15:50:39 -30.804797 0.000000 Minimization converged after 20 steps. Maximum force component: 3.762540693938444e-09 eV/Angstrom Maximum stress component: 2.740832932477957e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ge', 'Ge', 'Ge', 'Ge', 'Ge', 'Ge', 'Ge', 'Ge'] basis = [[5.23214803e-37 0.00000000e+00 9.37500000e-02] [0.00000000e+00 1.45562418e-36 5.93750000e-01] [0.00000000e+00 3.82575733e-36 9.06250000e-01] [9.25314059e-36 0.00000000e+00 4.06250000e-01] [3.33333333e-01 6.66666667e-01 1.56250000e-01] [6.66666667e-01 3.33333333e-01 6.56250000e-01] [6.66666667e-01 3.33333333e-01 8.43750000e-01] [3.33333333e-01 6.66666667e-01 3.43750000e-01]] cellpar = Cell([[3.9999243932418196, 1.1240307343184541e-17, 1.1651463731885407e-37], [-1.9999621966209098, 3.464036137764473, -7.2473461316260275e-37], [6.507229117965712e-37, 7.119430838210113e-36, 13.063698367290712]]) forces = [[-1.83768794e-46 1.13860112e-31 -3.76254069e-09] [-1.87417940e-46 -2.05050266e-45 -3.76254069e-09] [-1.64342916e-32 2.84650280e-32 3.76254069e-09] [-1.64342916e-31 5.69300559e-32 3.76254069e-09] [-6.57371662e-32 2.52739318e-46 4.64099385e-10] [-3.28685831e-32 -5.69300559e-32 4.64099385e-10] [ 5.75200204e-32 1.42325140e-32 -4.64099385e-10] [-2.31175043e-47 -2.52924048e-46 -4.64099385e-10]] stress = [-2.74083293e-10 -2.74083293e-10 -1.94669051e-11 2.26981601e-33 1.57257466e-34 6.36896543e-26] energy per atom = -3.8505995744858517 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0