element(s): ['As', 'Ga'] AFLOW prototype label: AB_cF8_216_a_c Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.7352'] model name: Tersoff_LAMMPS_AlbeNordlundNord_2002_GaAs__MO_799020228312_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['As', 'Ga'] representative atom coordinates = [[0. 0. 0. ] [0.25 0.25 0.25]] spacegroup = 216 cell = [[5.7352, 0, 0], [0, 5.7352, 0], [0, 0, 5.7352]] ========================================= Step Time Energy fmax BFGS: 0 20:05:09 -26.759332 0.425752 BFGS: 1 20:05:09 -26.766911 0.404888 BFGS: 2 20:05:10 -26.814421 0.226535 BFGS: 3 20:05:10 -26.834240 0.035562 BFGS: 4 20:05:10 -26.834718 0.001446 BFGS: 5 20:05:10 -26.834718 0.000009 BFGS: 6 20:05:10 -26.834718 0.000000 Minimization converged after 6 steps. Maximum force component: 2.7579816449970054e-31 eV/Angstrom Maximum stress component: 9.193712846754498e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['As', 'As', 'As', 'As', 'Ga', 'Ga', 'Ga', 'Ga'] basis = [[1.28477856e-34 0.00000000e+00 1.28403166e-34] [5.26905616e-38 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [2.50000000e-01 2.50000000e-01 2.50000000e-01] [7.50000000e-01 7.50000000e-01 2.50000000e-01] [7.50000000e-01 2.50000000e-01 7.50000000e-01] [2.50000000e-01 7.50000000e-01 7.50000000e-01]] cellpar = Cell([[5.6527339860057895, -9.092870993165326e-34, -5.790455120740802e-34], [-1.8005787470793115e-33, 5.6527339860057895, 1.4721495787760445e-17], [-1.0706431656901386e-33, 1.4721495787760445e-17, 5.6527339860057895]]) forces = [[ 1.74953710e-66 -2.90313857e-33 -4.35470786e-33] [ 5.80627715e-33 -5.80627715e-33 5.80627715e-33] [ 4.42381781e-66 -8.70941572e-33 -8.70941572e-33] [-1.84948721e-66 5.80627715e-33 1.51213704e-50] [-5.80627715e-33 1.53866344e-31 -1.93058715e-31] [ 9.29004344e-32 -1.84349299e-31 -1.56769483e-31] [-9.16249214e-65 2.49669917e-31 6.38690486e-32] [ 7.25784643e-32 -1.42253790e-31 2.75798164e-31]] stress = [ 9.19371285e-11 9.19371285e-11 9.19371285e-11 -1.08685539e-26 3.21456430e-35 -1.05683069e-51] energy per atom = -3.3543398115732845 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0