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: MEAM_LAMMPS_KimKoLee_2020_NaSn__MO_329881861557_002 ==== 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 15:04:57 -2.219003 0.134701 BFGS: 1 15:04:57 -2.219692 0.128580 BFGS: 2 15:04:57 -2.226997 0.013385 BFGS: 3 15:04:57 -2.227054 0.003847 BFGS: 4 15:04:57 -2.227054 0.002850 BFGS: 5 15:04:57 -2.227055 0.002593 BFGS: 6 15:04:57 -2.227056 0.002144 BFGS: 7 15:04:57 -2.227058 0.001988 BFGS: 8 15:04:58 -2.227059 0.001062 BFGS: 9 15:04:58 -2.227060 0.000389 BFGS: 10 15:04:58 -2.227060 0.000068 BFGS: 11 15:04:58 -2.227060 0.000003 BFGS: 12 15:04:58 -2.227060 0.000000 BFGS: 13 15:04:58 -2.227060 0.000000 Minimization converged after 13 steps. Maximum force component: 8.652163278779809e-33 eV/Angstrom Maximum stress component: 1.5215105679367215e-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([[3.743716684328233, 5.1013569797515004e-17, 4.232974833233508e-38], [-1.8718583421641164, 3.2421537531998954, 4.066052536829426e-37], [-1.448240704600918e-36, -7.79336420880235e-37, 6.134241760705175]]) forces = [[ 8.65216328e-33 -6.66043840e-33 -7.80950029e-70] [-2.88405443e-33 -3.92994247e-50 -3.26096519e-71]] stress = [-1.20904876e-10 -1.20904876e-10 -1.52151057e-10 -6.99585472e-46 -5.59094685e-36 -5.39987010e-26] energy per atom = -1.1135299846053157 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0