element(s): ['Pb'] AFLOW prototype label: A_cI2_229_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.975'] model name: Morse_Shifted_GirifalcoWeizer_1959MedCutoff_Pb__MO_958424213898_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Pb'] representative atom coordinates = [[0 0 0]] spacegroup = 229 cell = [[3.975, 0, 0], [0, 3.975, 0], [0, 0, 3.975]] ========================================= Step Time Energy fmax BFGS: 0 18:07:42 -3.973255 0.2809 BFGS: 1 18:07:42 -3.976380 0.2381 BFGS: 2 18:07:42 -3.983832 0.0221 BFGS: 3 18:07:42 -3.983890 0.0015 BFGS: 4 18:07:42 -3.983890 0.0000 BFGS: 5 18:07:42 -3.983890 0.0000 Minimization converged after 5 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.1440904106293224e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Pb', 'Pb'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.9261580987162237, -6.302499912460414e-33, 2.9971936005000218e-33], [-1.456139186537737e-33, 3.9261580987162237, -7.979468320224398e-20], [-4.1877005086708546e-33, -7.979468320224569e-20, 3.9261580987162237]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [-1.14409041e-10 -1.14409041e-10 -1.14409041e-10 -3.81557338e-27 -2.66540763e-34 -3.32945525e-51] energy per atom = -1.9919451579374383 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0