element(s): ['Br', 'K'] 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: ['6.6991'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Br', 'K'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[6.6991, 0, 0], [0, 6.6991, 0], [0, 0, 6.6991]] ========================================= Step Time Energy fmax BFGS: 0 14:20:39 -23.348203 1.9876 BFGS: 1 14:20:39 -23.503397 1.6501 BFGS: 2 14:20:39 -23.700698 0.9588 BFGS: 3 14:20:39 -23.783960 0.1258 BFGS: 4 14:20:39 -23.785238 0.0127 BFGS: 5 14:20:39 -23.785252 0.0002 BFGS: 6 14:20:39 -23.785252 0.0000 BFGS: 7 14:20:39 -23.785252 0.0000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 4.6534136825998545e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Br', 'Br', 'Br', 'Br', 'K', 'K', 'K', 'K'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [4.15574407e-49 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 4.67895186e-34] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 0.00000000e+00] [0.00000000e+00 5.00000000e-01 2.33947593e-34] [4.15574407e-49 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[6.585850856452675, 2.0558382466758227e-36, 2.965161167197868e-32], [3.548434676743316e-32, 6.585850856452674, -1.3986696665699573e-17], [-2.990087824008613e-32, -1.3986696665699548e-17, 6.585850856452675]]) 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 = [ 4.65341368e-12 4.65341368e-12 4.65341368e-12 -1.64776712e-29 -3.70028740e-37 2.21244500e-54] energy per atom = -2.973156457995248 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0