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_1958HighCutoff_Kr__MO_923895531627_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 10:51:55 -0.182198 0.120637 BFGS: 1 10:51:55 -0.182810 0.120720 BFGS: 2 10:51:56 -0.200535 0.119713 BFGS: 3 10:51:56 -0.217272 0.108556 BFGS: 4 10:51:56 -0.230974 0.080191 BFGS: 5 10:51:57 -0.238250 0.023338 BFGS: 6 10:51:57 -0.238451 0.011324 BFGS: 7 10:51:57 -0.238498 0.007527 BFGS: 8 10:51:57 -0.238499 0.007107 BFGS: 9 10:51:58 -0.238508 0.004664 BFGS: 10 10:51:58 -0.238519 0.004707 BFGS: 11 10:51:58 -0.238532 0.003056 BFGS: 12 10:51:58 -0.238537 0.001054 BFGS: 13 10:51:59 -0.238538 0.000265 BFGS: 14 10:51:59 -0.238538 0.000024 BFGS: 15 10:51:59 -0.238538 0.000001 BFGS: 16 10:52:00 -0.238538 0.000000 BFGS: 17 10:52:00 -0.238538 0.000000 Minimization converged after 17 steps. Maximum force component: 4.426710444759106e-34 eV/Angstrom Maximum stress component: 1.8637477770627196e-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([[3.981083228423482, 1.6036370219787413e-17, -2.5653599942080887e-38], [-1.990541614211741, 3.4477192103949026, -1.599610951385818e-38], [4.237475718328383e-37, 2.9866283107228446e-36, 6.500107966212376]]) forces = [[-2.55576247e-34 4.42671044e-34 -2.05382575e-72] [ 2.55576247e-34 -4.42671044e-34 2.05382575e-72]] stress = [ 6.60108104e-12 6.60108104e-12 1.86374778e-11 -3.72400387e-35 -4.96166455e-36 3.81518443e-29] energy per atom = -0.11926908978980767 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0