element(s): ['Cl', 'Na'] 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: ['5.665'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cl', 'Na'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[5.665, 0, 0], [0, 5.665, 0], [0, 0, 5.665]] ========================================= Step Time Energy fmax BFGS: 0 15:37:05 -26.495836 0.278036 BFGS: 1 15:37:05 -26.499019 0.256149 BFGS: 2 15:37:05 -26.516209 0.011726 BFGS: 3 15:37:05 -26.516270 0.004797 BFGS: 4 15:37:05 -26.516264 0.007196 BFGS: 5 15:37:05 -26.516274 0.000497 BFGS: 6 15:37:05 -26.516274 0.000034 BFGS: 7 15:37:05 -26.516274 0.000000 BFGS: 8 15:37:05 -26.516274 0.000000 Minimization converged after 8 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.6737416759814555e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cl', 'Cl', 'Cl', 'Cl', 'Na', 'Na', 'Na', 'Na'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [3.34150837e-49 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 0.00000000e+00] [0.00000000e+00 5.00000000e-01 0.00000000e+00] [4.86037580e-49 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[5.6310688174278365, 4.1950891006849456e-33, 5.911213921119872e-32], [1.6418965497619064e-33, 5.6310688174278365, -3.7215595885483354e-20], [-4.398909638997779e-32, -3.721559588543461e-20, 5.6310688174278365]]) 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 = [ 1.67374168e-12 1.67374168e-12 1.67374168e-12 -1.34399251e-28 -1.94595810e-60 -9.99931378e-61] energy per atom = -3.314534254393631 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0