element(s): ['Br', 'K'] AFLOW prototype label: AB_cP2_221_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: ['4.0232'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['Br', 'K'] representative atom coordinates = [[0. 0. 0. ] [0.5 0.5 0.5]] spacegroup = 221 cell = [[4.0232, 0, 0], [0, 4.0232, 0], [0, 0, 4.0232]] ========================================= Step Time Energy fmax BFGS: 0 14:04:14 -4.939393 3.157671 BFGS: 1 14:04:15 -5.284087 1.740783 BFGS: 2 14:04:15 -5.315153 1.769369 BFGS: 3 14:04:15 -5.364622 0.331849 BFGS: 4 14:04:15 -5.366911 0.049173 BFGS: 5 14:04:15 -5.366960 0.001576 BFGS: 6 14:04:16 -5.366960 0.000008 BFGS: 7 14:04:16 -5.366960 0.000000 Minimization converged after 7 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 4.293438372053109e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Br', 'K'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[3.8732202146878802, -1.4766497194157526e-32, -1.3170930813928147e-32], [-7.870388105536871e-33, 3.8732202146878802, 8.443967584151623e-18], [1.669219900468246e-32, 8.443967584151597e-18, 3.8732202146878802]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 4.29343837e-11 4.29343837e-11 4.29343837e-11 -2.65921103e-28 1.64325921e-33 7.30726425e-50] energy per atom = -2.683480150729938 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Skipping parameter set 0 because of error while adding or validating property: ERROR(@kim_property_modify): input value "CsCl" doesn't meet the format specification. An integer equal to or greater than 1 or integer indices range of "start:stop". No parameter sets in this group successfully added a property instance. Skipping this group.