element(s): ['Ni'] 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: ['2.582', '1.5943455'] model name: Morse_Shifted_GirifalcoWeizer_1959HighCutoff_Ni__MO_381861218831_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ni'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[2.582, 0, 0], [-1.291, 2.2360775925714, 0], [0, 0, 4.1166]] ========================================= Step Time Energy fmax BFGS: 0 15:04:52 -8.391606 1.0853 BFGS: 1 15:04:52 -8.427142 0.8713 BFGS: 2 15:04:52 -8.479679 0.1504 BFGS: 3 15:04:52 -8.480050 0.1316 BFGS: 4 15:04:52 -8.480871 0.0027 BFGS: 5 15:04:52 -8.480872 0.0001 BFGS: 6 15:04:52 -8.480872 0.0000 BFGS: 7 15:04:52 -8.480872 0.0000 Minimization converged after 7 steps. Maximum force component: 1.3371133587946715e-31 eV/Angstrom Maximum stress component: 6.469850615030606e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ni', 'Ni'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[2.491022938824697, 1.9065817814594252e-17, -4.788229190931507e-36], [-1.2455114694123486, 2.157289146431957, 4.655378347956311e-36], [1.6652634269745503e-36, -3.270222472416166e-36, 4.067982124438198]]) forces = [[ 2.55868569e-33 -1.32953209e-32 -1.33711336e-31] [-2.55868569e-33 1.32953209e-32 1.33711336e-31]] stress = [ 6.46985062e-12 6.46985062e-12 -3.20981538e-12 -3.04207869e-47 -2.23236524e-47 -7.88393693e-28] energy per atom = -4.240435849283333 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0