element(s): ['C', 'Nb'] AFLOW prototype label: AB_hP4_194_c_a 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: ['3.1551', '1.7660613'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['C', 'Nb'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ] [0. 0. 0. ]] spacegroup = 194 cell = [[3.1551, 0, 0], [-1.57755, 2.7323967514803, 0], [0, 0, 5.5721]] ========================================= Step Time Energy fmax BFGS: 0 13:03:44 -130.199796 142.224627 BFGS: 1 13:03:44 -136.679133 111.859734 BFGS: 2 13:03:44 -141.343038 88.971824 BFGS: 3 13:03:44 -145.566497 65.205445 BFGS: 4 13:03:44 -148.254833 50.043433 BFGS: 5 13:03:44 -150.379429 35.323473 BFGS: 6 13:03:44 -151.808731 23.526733 BFGS: 7 13:03:44 -152.710122 13.477361 BFGS: 8 13:03:44 -153.157413 4.983061 BFGS: 9 13:03:44 -153.237204 0.629653 BFGS: 10 13:03:44 -153.238568 0.034083 BFGS: 11 13:03:44 -153.238572 0.000376 BFGS: 12 13:03:44 -153.238572 0.000044 BFGS: 13 13:03:44 -153.238572 0.000000 BFGS: 14 13:03:44 -153.238572 0.000000 Minimization converged after 14 steps. Maximum force component: 1.6486205514476334e-30 eV/Angstrom Maximum stress component: 3.8539620854305153e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'Nb', 'Nb'] basis = [[3.33333330e-01 6.66666670e-01 2.50000000e-01] [6.66666663e-01 3.33333337e-01 7.50000000e-01] [9.99999997e-01 3.33333353e-09 6.29718313e-61] [9.99999997e-01 3.33333353e-09 5.00000000e-01]] cellpar = Cell([[3.134812247386781, 1.549518381891249e-17, -1.2949224929274978e-36], [-1.5674061236933905, 2.7148270423315415, -1.4135704479964214e-36], [2.442220814801782e-35, 6.770335704435621e-35, 6.176387865631194]]) forces = [[-1.64862055e-30 1.42774728e-30 5.80490169e-31] [ 1.44254298e-30 -1.07081046e-30 2.17050655e-67] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00] [ 0.00000000e+00 0.00000000e+00 0.00000000e+00]] stress = [-1.24565856e-11 -1.24565856e-11 -3.85396209e-10 -1.47019089e-33 8.48815107e-34 -6.93180264e-27] energy per atom = -38.30964299778543 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0