element(s): ['Be', 'O'] AFLOW prototype label: AB_cF8_225_a_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.6481'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Be', 'O'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 225 cell = [[3.6481, 0, 0], [0, 3.6481, 0], [0, 0, 3.6481]] ========================================= Step Time Energy fmax BFGS: 0 15:25:38 -43.092183 8.437066 BFGS: 1 15:25:38 -44.370657 8.607923 BFGS: 2 15:25:38 -45.674111 8.769790 BFGS: 3 15:25:38 -47.001036 8.920487 BFGS: 4 15:25:39 -48.349575 9.057525 BFGS: 5 15:25:39 -49.717469 9.178065 BFGS: 6 15:25:39 -51.102009 9.278878 BFGS: 7 15:25:39 -52.499963 9.356284 BFGS: 8 15:25:39 -53.911893 9.449519 BFGS: 9 15:25:39 -55.331222 9.469056 BFGS: 10 15:25:39 -56.750742 9.452769 BFGS: 11 15:25:39 -58.164616 9.391041 BFGS: 12 15:25:39 -59.565523 9.278646 BFGS: 13 15:25:39 -60.945284 9.107712 BFGS: 14 15:25:39 -62.294465 8.869312 BFGS: 15 15:25:39 -63.606650 8.587680 BFGS: 16 15:25:39 -64.865740 8.184328 BFGS: 17 15:25:39 -66.056852 7.678993 BFGS: 18 15:25:39 -67.163605 7.056924 BFGS: 19 15:25:39 -68.168056 6.313042 BFGS: 20 15:25:39 -69.052100 5.452448 BFGS: 21 15:25:39 -69.791369 4.373572 BFGS: 22 15:25:39 -70.354268 3.096512 BFGS: 23 15:25:39 -70.709035 1.593569 BFGS: 24 15:25:40 -70.819479 0.166701 BFGS: 25 15:25:40 -70.820575 0.011969 BFGS: 26 15:25:40 -70.820581 0.000081 BFGS: 27 15:25:40 -70.820581 0.000000 BFGS: 28 15:25:40 -70.820581 0.000000 Minimization converged after 28 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 3.056430313233799e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Be', 'Be', 'Be', 'Be', 'O', 'O', 'O', 'O'] basis = [[0.00000000e+00 0.00000000e+00 0.00000000e+00] [2.64614935e-48 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [5.00000000e-01 2.64614935e-48 0.00000000e+00] [0.00000000e+00 5.00000000e-01 0.00000000e+00] [0.00000000e+00 0.00000000e+00 5.00000000e-01]] cellpar = Cell([[3.102898625825059, -2.625762727810994e-32, 4.816796937486342e-33], [-2.3489529714980118e-32, 3.1028986258250586, 1.675156870036389e-17], [-3.26036815986801e-33, 1.6751568700363897e-17, 3.102898625825059]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [ 3.05643031e-14 3.05643031e-14 3.05643031e-14 -2.98495091e-32 4.26740666e-34 -3.82357534e-52] energy per atom = -8.85257261132382 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0