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: Tersoff_LAMMPS_ErhartAlbe_2005SiII_SiC__MO_408791041969_004 ==== 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 15:08:36 -7.791522 2.4079 BFGS: 1 15:08:36 -7.944771 1.0121 BFGS: 2 15:08:36 -7.963071 1.1759 BFGS: 3 15:08:36 -7.971840 0.3758 BFGS: 4 15:08:36 -7.976423 0.1454 BFGS: 5 15:08:36 -7.977789 0.0152 BFGS: 6 15:08:36 -7.977795 0.0022 BFGS: 7 15:08:36 -7.977796 0.0002 BFGS: 8 15:08:36 -7.977796 0.0000 BFGS: 9 15:08:36 -7.977796 0.0000 BFGS: 10 15:08:36 -7.977796 0.0000 Minimization converged after 10 steps. Maximum force component: 4.278062957255274e-32 eV/Angstrom Maximum stress component: 4.644406771788736e-11 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([[2.7766216066963465, -1.9425652967968974e-17, -7.578683100037322e-36], [-1.3883108033481733, 2.4046248480958003, 2.0143621929571636e-36], [3.002365725485671e-35, 1.9812589814716286e-35, 4.600268507360467]]) forces = [[-4.27806296e-32 3.45791712e-32 9.12434071e-68] [ 1.99642938e-32 -3.45791712e-32 -2.89670861e-68]] stress = [ 2.03358950e-11 2.03358950e-11 -4.64440677e-11 -7.42845828e-34 -1.28664672e-33 -6.46278960e-27] energy per atom = -3.9888977526562384 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0