element(s): ['Na'] AFLOW prototype label: A_hP2_194_c Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.669', '1.6326519'] model name: Morse_Shifted_GirifalcoWeizer_1959HighCutoff_Na__MO_587469264453_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Na'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[3.669, 0, 0], [-1.8345, 3.1774472064851, 0], [0, 0, 5.9902]] ========================================= Step Time Energy fmax BFGS: 0 14:04:40 -2.234637 0.227147 BFGS: 1 14:04:40 -2.236752 0.217727 BFGS: 2 14:04:40 -2.258567 0.084485 BFGS: 3 14:04:40 -2.262898 0.012792 BFGS: 4 14:04:40 -2.262996 0.001458 BFGS: 5 14:04:40 -2.262997 0.000751 BFGS: 6 14:04:40 -2.262997 0.000716 BFGS: 7 14:04:40 -2.262997 0.000394 BFGS: 8 14:04:40 -2.262997 0.000225 BFGS: 9 14:04:40 -2.262997 0.000054 BFGS: 10 14:04:40 -2.262997 0.000010 BFGS: 11 14:04:40 -2.262997 0.000000 BFGS: 12 14:04:40 -2.262997 0.000000 BFGS: 13 14:04:40 -2.262997 0.000000 Minimization converged after 13 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 8.064061488042362e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Na', 'Na'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[3.8310156151039934, 1.5472119620328835e-17, 1.665773381964331e-37], [-1.9155078075519967, 3.317756844974925, 2.8636511163225944e-37], [-1.931599344136078e-36, -1.731719307042722e-36, 6.262043651161882]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [-7.07127977e-12 -7.07127977e-12 -8.06406149e-12 -5.93280146e-34 -3.42530452e-34 -3.95899139e-27] energy per atom = -1.131498450700458 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0