element(s): ['Cr', 'Fe'] AFLOW prototype label: A3B_cP4_221_c_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['4.2505'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cr', 'Fe'] representative atom coordinates = [[0. 0.5 0.5] [0. 0. 0. ]] spacegroup = 221 cell = [[4.2505, 0, 0], [0, 4.2505, 0], [0, 0, 4.2505]] ========================================= Step Time Energy fmax BFGS: 0 16:05:21 -35.644538 12.076968 BFGS: 1 16:05:21 -37.465664 12.183836 BFGS: 2 16:05:22 -39.288673 12.088836 BFGS: 3 16:05:23 -41.081774 11.774299 BFGS: 4 16:05:24 -42.804779 11.161822 BFGS: 5 16:05:24 -44.406491 10.117571 BFGS: 6 16:05:25 -45.813799 8.547201 BFGS: 7 16:05:26 -46.937956 6.357280 BFGS: 8 16:05:26 -47.670363 3.247073 BFGS: 9 16:05:27 -47.857679 0.937470 BFGS: 10 16:05:28 -47.871158 0.123648 BFGS: 11 16:05:28 -47.871407 0.003569 BFGS: 12 16:05:29 -47.871408 0.000014 BFGS: 13 16:05:30 -47.871408 0.000000 Minimization converged after 13 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.0627175750555661e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cr', 'Cr', 'Cr', 'Fe'] basis = [[7.23515807e-49 5.00000000e-01 5.00000000e-01] [5.00000000e-01 0.00000000e+00 5.00000000e-01] [5.00000000e-01 5.00000000e-01 0.00000000e+00] [0.00000000e+00 0.00000000e+00 0.00000000e+00]] cellpar = Cell([[3.7827937385756125, -5.837397841497936e-32, -2.3204383491934436e-32], [2.3752318896053085e-32, 3.7827937385756125, 2.914681212837241e-18], [-1.8024189488261706e-32, 2.9146812128372615e-18, 3.7827937385756125]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [ 1.06271758e-10 1.06271758e-10 1.06271758e-10 -2.01237808e-26 2.29701520e-33 1.66459568e-50] energy per atom = -11.967851885743075 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0