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: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== 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 16:22:12 -6.503926 5.558706 BFGS: 1 16:22:12 -7.386612 6.211080 BFGS: 2 16:22:12 -8.366087 6.838947 BFGS: 3 16:22:12 -9.432974 7.368515 BFGS: 4 16:22:12 -10.562451 7.630887 BFGS: 5 16:22:12 -11.699579 7.426769 BFGS: 6 16:22:12 -12.743754 6.264016 BFGS: 7 16:22:12 -13.494798 3.401328 BFGS: 8 16:22:12 -13.614588 2.442504 BFGS: 9 16:22:12 -13.672273 0.472346 BFGS: 10 16:22:12 -13.674951 0.051592 BFGS: 11 16:22:12 -13.674982 0.001289 BFGS: 12 16:22:12 -13.674982 0.000003 BFGS: 13 16:22:12 -13.674982 0.000000 Minimization converged after 13 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.0839879126694612e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Pb', 'Pb'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.2139991302710857, -4.648406580365808e-33, 2.3801375088326696e-33], [-1.9615241357883673e-32, 3.213999130271086, -3.5180622946993824e-17], [-1.7129776664214306e-33, -3.518062294699383e-17, 3.2139991302710857]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 1.08398791e-11 1.08398791e-11 1.08398791e-11 3.91857515e-29 3.23170020e-34 -1.47410147e-51] energy per atom = -6.8374909540881 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0