element(s): ['Rb'] AFLOW prototype label: A_hP3_191_ad 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: ['7.9877', '0.60980007'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Rb', 'Rb'] representative atom coordinates = [[0. 0. 0. ] [0.33333333 0.66666667 0.5 ]] spacegroup = 191 cell = [[7.9877, 0, 0], [-3.99385, 6.917551117809, 0], [0, 0, 4.8709]] ========================================= Step Time Energy fmax BFGS: 0 15:14:51 -7.106421 3.5895 BFGS: 1 15:14:51 -7.629757 3.7538 BFGS: 2 15:14:52 -8.162020 3.8704 BFGS: 3 15:14:52 -8.691886 3.9130 BFGS: 4 15:14:52 -9.204385 3.8605 BFGS: 5 15:14:52 -9.682038 3.6409 BFGS: 6 15:14:52 -10.101046 3.2061 BFGS: 7 15:14:52 -10.431149 2.4526 BFGS: 8 15:14:52 -10.637571 1.2503 BFGS: 9 15:14:52 -10.678849 0.5260 BFGS: 10 15:14:52 -10.686125 0.0810 BFGS: 11 15:14:52 -10.686247 0.0109 BFGS: 12 15:14:52 -10.686249 0.0032 BFGS: 13 15:14:52 -10.686249 0.0007 BFGS: 14 15:14:52 -10.686249 0.0001 BFGS: 15 15:14:52 -10.686249 0.0000 BFGS: 16 15:14:52 -10.686249 0.0000 BFGS: 17 15:14:52 -10.686249 0.0000 Minimization converged after 17 steps. Maximum force component: 1.985560711608217e-31 eV/Angstrom Maximum stress component: 2.8972446804191523e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Rb', 'Rb', 'Rb'] basis = [[0. 0. 0. ] [0.33333333 0.66666667 0.5 ] [0.66666667 0.33333333 0.5 ]] cellpar = Cell([[6.975307329860963, 9.939415283862933e-18, -1.1466216704696468e-36], [-3.4876536649304817, 6.040793346863391, 2.36506463797143e-36], [1.2248275250958369e-36, 5.332622568264932e-35, 4.16194064168932]]) forces = [[ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 1.14636401e-31 1.98556071e-31 8.01560611e-34] [-1.14636401e-31 -1.98556071e-31 -4.00492509e-68]] stress = [ 2.89724468e-11 2.89724468e-11 -1.49332601e-12 4.08553893e-35 -7.07636100e-35 -6.88159788e-27] energy per atom = -3.5620829688488094 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0