element(s): ['Be', 'O'] AFLOW prototype label: AB_tP8_136_f_g Parameter names: ['a', 'c/a', 'x1', 'x2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.6418', '0.5815201', '0.82640069', '0.18859019'] model name: MEAM_LAMMPS_WeiZhouLi_2019_BeO__MO_344044439515_002 ==== Building ASE atoms object with: ==== representative atom symbols = ['Be', 'O'] representative atom coordinates = [[0.82640069 0.82640069 0. ] [0.18859019 0.81140981 0. ]] spacegroup = 136 cell = [[4.6418, 0, 0], [0, 4.6418, 0], [0, 0, 2.6993]] ========================================= Step Time Energy fmax BFGS: 0 15:59:51 -28.828699 2.075912 BFGS: 1 15:59:51 -29.404987 3.368401 BFGS: 2 15:59:51 -29.155006 4.803204 BFGS: 3 15:59:51 -29.623824 1.792507 BFGS: 4 15:59:51 -29.724740 1.793977 BFGS: 5 15:59:51 -29.926235 1.694373 BFGS: 6 15:59:52 -30.054004 1.553308 BFGS: 7 15:59:52 -30.144923 1.390061 BFGS: 8 15:59:52 -30.213771 1.208123 BFGS: 9 15:59:52 -30.267031 1.008131 BFGS: 10 15:59:52 -30.307854 0.789872 BFGS: 11 15:59:52 -30.338090 0.552299 BFGS: 12 15:59:52 -30.359371 0.297247 BFGS: 13 15:59:52 -30.373911 0.259951 BFGS: 14 15:59:52 -30.383222 0.182797 BFGS: 15 15:59:52 -30.391905 0.121703 BFGS: 16 15:59:52 -30.392831 0.062807 BFGS: 17 15:59:52 -30.393072 0.067126 BFGS: 18 15:59:52 -30.393285 0.065586 BFGS: 19 15:59:52 -30.393869 0.051283 BFGS: 20 15:59:52 -30.394391 0.040954 BFGS: 21 15:59:52 -30.394667 0.022163 BFGS: 22 15:59:52 -30.394712 0.004641 BFGS: 23 15:59:52 -30.394714 0.000284 BFGS: 24 15:59:52 -30.394714 0.000022 BFGS: 25 15:59:52 -30.394714 0.000001 BFGS: 26 15:59:53 -30.394714 0.000000 BFGS: 27 15:59:53 -30.394714 0.000000 BFGS: 28 15:59:53 -30.394714 0.000000 Minimization converged after 28 steps. Maximum force component: 5.207994374352499e-09 eV/Angstrom Maximum stress component: 1.4720071127742808e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Be', 'Be', 'Be', 'Be', 'O', 'O', 'O', 'O'] basis = [[8.43240399e-01 8.43240399e-01 7.57795127e-35] [1.56759601e-01 1.56759601e-01 9.18826591e-34] [6.56759601e-01 3.43240399e-01 5.00000000e-01] [3.43240399e-01 6.56759601e-01 5.00000000e-01] [1.94569377e-01 8.05430623e-01 1.89448782e-33] [8.05430623e-01 1.94569377e-01 0.00000000e+00] [6.94569377e-01 6.94569377e-01 5.00000000e-01] [3.05430623e-01 3.05430623e-01 5.00000000e-01]] cellpar = Cell([[4.692886925465502, -1.8023717133915585e-35, 8.819055649691706e-32], [-9.388601811892696e-37, 4.692886925465502, 6.180496895521706e-19], [2.1021972027367835e-32, 8.042628725758329e-19, 2.541491594381168]]) forces = [[-5.03537950e-09 -5.03537950e-09 -6.63155705e-28] [ 5.03537950e-09 5.03537950e-09 6.63155705e-28] [ 5.03537950e-09 -5.03537950e-09 -6.63159620e-28] [-5.03537950e-09 5.03537950e-09 6.63159620e-28] [ 5.20799437e-09 -5.20799437e-09 -6.85881123e-28] [-5.20799437e-09 5.20799437e-09 6.85881123e-28] [ 5.20799437e-09 5.20799437e-09 6.85857628e-28] [-5.20799437e-09 -5.20799437e-09 -6.85888954e-28]] stress = [-1.48163899e-11 -1.48163899e-11 -1.47200711e-10 -1.35847585e-27 2.58363822e-34 2.38436990e-51] energy per atom = -3.7993392497498912 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0