element(s): ['Si'] AFLOW prototype label: A_hP4_194_f Parameter names: ['a', 'c/a', 'z1'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.8496', '1.6527431', '0.56294015'] model name: Sim_LAMMPS_ModifiedTersoff_KumagaiIzumiHara_2007_Si__SM_773333226968_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si'] representative atom coordinates = [[0.33333333 0.66666667 0.56294015]] spacegroup = 194 cell = [[3.8496, 0, 0], [-1.9248, 3.3338513944086, 0], [0, 0, 6.3624]] ========================================= Step Time Energy fmax BFGS: 0 14:38:35 -18.505843 0.430894 BFGS: 1 14:38:35 -18.509153 0.366867 BFGS: 2 14:38:35 -18.517544 0.154520 BFGS: 3 14:38:35 -18.518724 0.106192 BFGS: 4 14:38:35 -18.519532 0.043721 BFGS: 5 14:38:35 -18.519605 0.042252 BFGS: 6 14:38:35 -18.519962 0.018332 BFGS: 7 14:38:35 -18.519994 0.007281 BFGS: 8 14:38:35 -18.519997 0.000563 BFGS: 9 14:38:35 -18.519997 0.000020 BFGS: 10 14:38:35 -18.519997 0.000001 BFGS: 11 14:38:35 -18.519997 0.000000 BFGS: 12 14:38:35 -18.519997 0.000000 Minimization converged after 12 steps. Maximum force component: 5.152975823818906e-10 eV/Angstrom Maximum stress component: 1.55726798307656e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si', 'Si', 'Si'] basis = [[0.33333333 0.66666667 0.5625 ] [0.66666666 0.33333334 0.0625 ] [0.66666666 0.33333334 0.4375 ] [0.33333333 0.66666667 0.9375 ]] cellpar = Cell([[3.8388827440846165, 3.1008969819974686e-18, -3.352463613650828e-37], [-1.9194413720423082, 3.324569978526992, -1.6472282866699635e-37], [1.3494118905073155e-36, 9.673444699876559e-36, 6.268869270230548]]) forces = [[-3.78543065e-31 2.18551940e-31 -5.15297582e-10] [ 2.68134671e-31 -3.55146903e-31 -5.15297582e-10] [ 6.30905108e-31 -2.18551940e-31 5.15297582e-10] [-2.05044160e-31 2.45870933e-31 5.15297582e-10]] stress = [ 1.55726798e-11 1.55726798e-11 -4.92452197e-12 -5.42134701e-34 -9.39004847e-34 -2.92065806e-27] energy per atom = -4.6299992923463575 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0