element(s): ['Br', 'Rb'] AFLOW prototype label: AB_cF8_225_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['7.0053'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Br', 'Rb'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[7.0053, 0, 0], [0, 7.0053, 0], [0, 0, 7.0053]] ========================================= Step Time Energy fmax BFGS: 0 14:20:39 -22.058367 1.7897 BFGS: 1 14:20:39 -22.186772 1.5552 BFGS: 2 14:20:39 -22.382196 1.0365 BFGS: 3 14:20:39 -22.493273 0.4285 BFGS: 4 14:20:39 -22.513306 0.0485 BFGS: 5 14:20:39 -22.513563 0.0047 BFGS: 6 14:20:39 -22.513567 0.0010 BFGS: 7 14:20:39 -22.513567 0.0001 BFGS: 8 14:20:40 -22.513567 0.0000 BFGS: 9 14:20:40 -22.513567 0.0000 Minimization converged after 9 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 5.6468412868183737e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Br', 'Br', 'Br', 'Br', 'Rb', 'Rb', 'Rb', 'Rb'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 6.22655369e-51] [0.00000000e+00 5.00000000e-01 0.00000000e+00] [0.00000000e+00 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[6.868042501330595, -1.8708483582659514e-32, 5.69224324061177e-34], [-1.8213746451993607e-32, 6.868042501330595, -9.390218718683352e-18], [-2.6822098480152225e-34, -9.390218718683354e-18, 6.868042501330595]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-5.64684129e-11 -5.64684129e-11 -5.64684129e-11 -6.02813155e-30 -2.04147724e-36 2.57087769e-54] energy per atom = -2.8141958371310216 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0