element(s): ['Cl', 'Na'] AFLOW prototype label: AB_cP2_221_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: ['3.49'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cl', 'Na'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[3.49, 0, 0], [0, 3.49, 0], [0, 0, 3.49]] ========================================= Step Time Energy fmax BFGS: 0 17:06:51 -16.177153 11.748484 BFGS: 1 17:06:51 -17.977656 12.182163 BFGS: 2 17:06:51 -19.799100 11.959791 BFGS: 3 17:06:51 -21.511059 10.733449 BFGS: 4 17:06:51 -22.902038 7.397590 BFGS: 5 17:06:52 -23.561828 0.687426 BFGS: 6 17:06:52 -23.565129 0.267601 BFGS: 7 17:06:52 -23.565691 0.005968 BFGS: 8 17:06:52 -23.565691 0.000050 BFGS: 9 17:06:52 -23.565691 0.000000 Minimization converged after 9 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 5.882065863477914e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cl', 'Na'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.047261085931985, -1.642312413569265e-32, 9.889327518451801e-33], [-1.343395234023053e-32, 3.047261085931985, 1.2480332100174127e-17], [-4.10120488577883e-34, 1.248033210017413e-17, 3.047261085931985]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [-5.88206586e-10 -5.88206586e-10 -5.88206586e-10 -1.36272766e-25 -6.63698953e-34 -4.15323748e-50] energy per atom = -11.782845411078325 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0