element(s): ['Kr'] 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: ['4.4346', '1.6462139'] model name: LJ_Shifted_Bernardes_1958MedCutoff_Kr__MO_984281096460_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Kr'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[4.4346, 0, 0], [-2.2173, 3.8404762556225, 0], [0, 0, 7.3003]] ========================================= Step Time Energy fmax BFGS: 0 15:50:21 -0.178202 0.118630 BFGS: 1 15:50:21 -0.178794 0.118700 BFGS: 2 15:50:21 -0.196201 0.117320 BFGS: 3 15:50:21 -0.212583 0.106400 BFGS: 4 15:50:21 -0.225919 0.077806 BFGS: 5 15:50:21 -0.232782 0.020330 BFGS: 6 15:50:21 -0.232922 0.009613 BFGS: 7 15:50:21 -0.232952 0.007121 BFGS: 8 15:50:21 -0.232953 0.006853 BFGS: 9 15:50:21 -0.232972 0.004234 BFGS: 10 15:50:21 -0.232983 0.003124 BFGS: 11 15:50:21 -0.232989 0.000910 BFGS: 12 15:50:21 -0.232990 0.000234 BFGS: 13 15:50:21 -0.232990 0.000019 BFGS: 14 15:50:21 -0.232990 0.000001 BFGS: 15 15:50:21 -0.232990 0.000000 BFGS: 16 15:50:21 -0.232990 0.000000 Minimization converged after 16 steps. Maximum force component: 3.3418318555002e-33 eV/Angstrom Maximum stress component: 1.0845747071724933e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Kr', 'Kr'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[3.984578132271515, 1.7524311402525137e-17, 2.1028915157429716e-37], [-1.9922890661357575, 3.4507458859110844, 1.378175033679725e-37], [7.588266900693776e-37, -3.906275308705393e-37, 6.50691864189949]]) forces = [[ 1.27900306e-33 4.43059655e-34 -3.34183186e-33] [ 2.30220550e-33 -1.32917897e-33 3.34183186e-33]] stress = [ 5.21302171e-12 5.21302171e-12 1.08457471e-11 2.76884931e-36 -5.10846013e-36 -4.54599648e-28] energy per atom = -0.11649507300168567 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0