element(s): ['Si'] AFLOW prototype label: A_cF4_225_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.868'] model name: Tersoff_LAMMPS_ErhartAlbe_2005SiII_SiC__MO_408791041969_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si'] representative atom coordinates = [[0 0 0]] spacegroup = 225 cell = [[3.868, 0, 0], [0, 3.868, 0], [0, 0, 3.868]] ========================================= Step Time Energy fmax BFGS: 0 17:17:07 -15.814420 1.7111 BFGS: 1 17:17:07 -15.926197 1.3631 BFGS: 2 17:17:07 -16.065060 0.1785 BFGS: 3 17:17:07 -16.065228 0.1717 BFGS: 4 17:17:07 -16.066135 0.0061 BFGS: 5 17:17:07 -16.066136 0.0002 BFGS: 6 17:17:07 -16.066136 0.0000 BFGS: 7 17:17:07 -16.066136 0.0000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 5.842395131922044e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si'] basis = [[0. 0. 0. ] [0. 0.5 0.5] [0.5 0. 0.5] [0.5 0.5 0. ]] cellpar = Cell([[3.9438272643505448, 5.516895365742711e-33, -8.477807481948584e-33], [-4.1457576384076224e-35, 3.9438272643505448, -2.3804887504845907e-19], [8.017284052446367e-33, -2.380488750484767e-19, 3.9438272643505448]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-5.84239513e-13 -5.84239513e-13 -5.84239513e-13 1.05223490e-29 6.60394494e-35 -1.25458419e-51] energy per atom = -4.016534026221998 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0