element(s): ['Si'] 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: ['2.6864', '1.708383'] model name: EDIP_LAMMPS_JustoBazantKaxiras_1998_Si__MO_315965276297_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Si'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[2.6864, 0, 0], [-1.3432, 2.3264906447265, 0], [0, 0, 4.5894]] ========================================= Step Time Energy fmax BFGS: 0 15:10:43 2.533177 43.646730 BFGS: 1 15:10:43 -1.408881 44.762632 BFGS: 2 15:10:43 -4.691544 29.647467 BFGS: 3 15:10:43 -5.951993 3.767955 BFGS: 4 15:10:43 -5.957014 3.459717 BFGS: 5 15:10:43 -6.038730 5.643697 BFGS: 6 15:10:43 -6.244798 7.650730 BFGS: 7 15:10:43 -6.483502 6.733594 BFGS: 8 15:10:43 -6.674192 5.418068 BFGS: 9 15:10:43 -6.830011 4.498921 BFGS: 10 15:10:43 -6.962318 3.910631 BFGS: 11 15:10:43 -7.079578 3.526534 BFGS: 12 15:10:43 -7.186277 3.223013 BFGS: 13 15:10:43 -7.283140 2.886946 BFGS: 14 15:10:43 -7.367549 2.420874 BFGS: 15 15:10:43 -7.434096 1.746209 BFGS: 16 15:10:43 -7.475203 0.804452 BFGS: 17 15:10:43 -7.483351 0.233341 BFGS: 18 15:10:43 -7.484018 0.014099 BFGS: 19 15:10:43 -7.484020 0.000036 BFGS: 20 15:10:43 -7.484020 0.000000 Minimization converged after 20 steps. Maximum force component: 1.4234051295348373e-34 eV/Angstrom Maximum stress component: 2.5505873798173056e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Si', 'Si'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[2.5602281238665765, -1.1364982710671404e-17, 2.6178884994870825e-35], [-1.2801140619332882, 2.2172225947518287, 4.854895627677049e-35], [-1.0675780256453789e-35, -4.8024756323072753e-35, 6.328974551094754]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [-8.21803335e-35 1.42340513e-34 3.11672962e-69]] stress = [-2.55058738e-10 -2.55058738e-10 -1.64679822e-32 7.31975540e-34 -4.30144061e-46 -5.69219518e-26] energy per atom = -3.7420099984595954 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0