element(s): ['Na'] AFLOW prototype label: A_hP2_194_c 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: ['3.669', '1.6326519'] model name: Sim_LAMMPS_EIM_Zhou_2010_BrClCsFIKLiNaRb__SM_259779394709_001 ==== Building ASE atoms object with: ==== representative atom symbols = ['Na'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[3.669, 0, 0], [-1.8345, 3.1774472064851, 0], [0, 0, 5.9902]] ========================================= Step Time Energy fmax BFGS: 0 13:04:22 -2.082596 0.879340 BFGS: 1 13:04:22 -2.112489 0.760133 BFGS: 2 13:04:22 -2.193920 0.370680 BFGS: 3 13:04:22 -2.222386 0.061452 BFGS: 4 13:04:22 -2.223319 0.012782 BFGS: 5 13:04:22 -2.223341 0.004328 BFGS: 6 13:04:22 -2.223342 0.003792 BFGS: 7 13:04:22 -2.223343 0.002129 BFGS: 8 13:04:22 -2.223344 0.001332 BFGS: 9 13:04:22 -2.223345 0.000333 BFGS: 10 13:04:22 -2.223345 0.000082 BFGS: 11 13:04:22 -2.223345 0.000005 BFGS: 12 13:04:22 -2.223345 0.000000 BFGS: 13 13:04:22 -2.223345 0.000000 Minimization converged after 13 steps. Maximum force component: 9.503470221435196e-33 eV/Angstrom Maximum stress component: 1.0173158783629997e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Na', 'Na'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[3.8892483606650052, -5.038118846879668e-17, 4.0319576562213363e-38], [-1.9446241803325026, 3.3681878819628777, 2.9709077639427644e-38], [-1.5661562963894254e-36, 1.5712943137199096e-36, 6.3376333334468455]]) forces = [[-9.50347022e-33 2.62178628e-33 -1.62744504e-33] [ 5.52418466e-33 -2.64881501e-33 1.62744504e-33]] stress = [-1.01731588e-10 -1.01731588e-10 -8.51785323e-11 -8.42080953e-35 -4.16721998e-35 2.98796636e-26] energy per atom = -1.1116723118794563 =============================================== 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 "Hexagonal Close Packed" 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.