element(s): ['C', 'Si'] AFLOW prototype label: AB_cF8_225_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.058'] model name: Tersoff_LAMMPS_ErhartAlbe_2005SiII_SiC__MO_408791041969_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['C', 'Si'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[4.058, 0, 0], [0, 4.058, 0], [0, 0, 4.058]] ========================================= Step Time Energy fmax BFGS: 0 14:21:33 -26.874863 10.8406 BFGS: 1 14:21:33 -28.434719 9.9397 BFGS: 2 14:21:33 -29.852654 8.9560 BFGS: 3 14:21:33 -31.119294 7.9273 BFGS: 4 14:21:33 -32.229542 6.8719 BFGS: 5 14:21:33 -33.179367 5.7860 BFGS: 6 14:21:33 -33.962777 4.6489 BFGS: 7 14:21:33 -34.570304 3.4381 BFGS: 8 14:21:33 -34.990314 2.1511 BFGS: 9 14:21:33 -35.213581 0.8248 BFGS: 10 14:21:33 -35.252507 0.0143 BFGS: 11 14:21:33 -35.252519 0.0003 BFGS: 12 14:21:33 -35.252519 0.0000 BFGS: 13 14:21:33 -35.252519 0.0000 Minimization converged after 13 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.3312151220729926e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'Si', 'Si', 'Si', 'Si'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 1.79059665e-34 5.00000000e-01] [5.00000000e-01 5.00000000e-01 3.58119329e-34] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 8.26840473e-68 3.97592325e-50] [0.00000000e+00 5.00000000e-01 1.79059665e-34] [0.00000000e+00 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[4.302320010568905, -1.3527653318618976e-32, 1.7444423544688845e-33], [-1.6848656876487674e-32, 4.302320010568905, -8.947185571141601e-18], [-4.750379094858861e-34, -8.947185571141601e-18, 4.302320010568905]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-1.33121512e-13 -1.33121512e-13 -1.33121512e-13 -8.43528450e-31 -8.32386545e-35 5.38716745e-52] energy per atom = -4.40656484941269 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0