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: EDIP_JustoBazantKaxiras_1998_Si__MO_958932894036_002 ==== 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 16:23:52 -18.586148 0.437008 BFGS: 1 16:23:52 -18.589608 0.359577 BFGS: 2 16:23:52 -18.597034 0.139669 BFGS: 3 16:23:52 -18.598421 0.108671 BFGS: 4 16:23:52 -18.599214 0.044961 BFGS: 5 16:23:52 -18.599336 0.046399 BFGS: 6 16:23:52 -18.599505 0.038790 BFGS: 7 16:23:52 -18.599679 0.033467 BFGS: 8 16:23:52 -18.599790 0.020754 BFGS: 9 16:23:52 -18.599813 0.005329 BFGS: 10 16:23:52 -18.599815 0.000360 BFGS: 11 16:23:52 -18.599815 0.000031 BFGS: 12 16:23:52 -18.599815 0.000002 BFGS: 13 16:23:52 -18.599815 0.000000 BFGS: 14 16:23:52 -18.599815 0.000000 Minimization converged after 14 steps. Maximum force component: 3.1374193861670767e-10 eV/Angstrom Maximum stress component: 1.5120770886348768e-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([[3.8399417946561534, 2.6283857778277967e-18, -1.1800747738920707e-37], [-1.9199708973280767, 3.3254871432258355, -3.0293245237678404e-36], [-2.5003202407176808e-36, -3.1886087978166386e-36, 6.270598692745439]]) forces = [[-6.31079158e-31 6.55836700e-31 -3.13741939e-10] [ 7.57294990e-31 -4.37224466e-31 -3.13741939e-10] [ 3.78647495e-31 -2.18612233e-31 3.13741939e-10] [-5.04863327e-31 -1.59883816e-46 3.13741939e-10]] stress = [3.07440132e-12 3.07440132e-12 1.51207709e-11 1.97031165e-34 3.41267988e-34 6.42759407e-28] energy per atom = -4.649953816460917 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0