element(s): ['Sn'] AFLOW prototype label: A_tI4_141_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: ['6.0296', '0.5410475'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Sn'] representative atom coordinates = [[0 0 0]] spacegroup = 141 cell = [[6.0296, 0, 0], [0, 6.0296, 0], [0, 0, 3.2623]] ========================================= Step Time Energy fmax BFGS: 0 10:50:47 -25.475542 10.743705 BFGS: 1 10:50:47 -27.017970 11.363620 BFGS: 2 10:50:47 -28.600926 11.942736 BFGS: 3 10:50:47 -30.216363 12.493396 BFGS: 4 10:50:47 -31.853359 12.995980 BFGS: 5 10:50:47 -33.498301 13.425178 BFGS: 6 10:50:48 -35.134863 13.748612 BFGS: 7 10:50:48 -36.745960 13.970383 BFGS: 8 10:50:48 -38.326711 13.954302 BFGS: 9 10:50:48 -39.847946 13.700585 BFGS: 10 10:50:48 -41.311203 13.083931 BFGS: 11 10:50:49 -42.715644 12.062291 BFGS: 12 10:50:49 -44.051570 10.468209 BFGS: 13 10:50:49 -45.264074 8.075587 BFGS: 14 10:50:49 -46.213897 4.828315 BFGS: 15 10:50:49 -46.629538 0.864382 BFGS: 16 10:50:50 -46.639995 0.169052 BFGS: 17 10:50:50 -46.640409 0.005229 BFGS: 18 10:50:50 -46.640409 0.000732 BFGS: 19 10:50:50 -46.640409 0.000333 BFGS: 20 10:50:50 -46.640409 0.000001 BFGS: 21 10:50:50 -46.640409 0.000000 Minimization converged after 21 steps. Maximum force component: 6.253463089037736e-31 eV/Angstrom Maximum stress component: 4.903822174471767e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Sn', 'Sn', 'Sn', 'Sn'] basis = [[4.54389167e-34 5.18688058e-33 0.00000000e+00] [5.00000000e-01 5.00000000e-01 5.00000000e-01] [1.97901889e-33 5.00000000e-01 2.50000000e-01] [5.00000000e-01 0.00000000e+00 7.50000000e-01]] cellpar = Cell([[5.07341199252721, 2.0081639155207926e-35, 3.853050121339018e-36], [1.6412019645308775e-35, 5.073411992527209, 2.254394016723491e-18], [-6.179689752607887e-38, 1.0141810038778338e-19, 2.6518328269810767]]) forces = [[-6.25346309e-32 -5.00277047e-31 6.53727264e-32] [-9.38019463e-32 6.25346309e-31 3.26863632e-32] [-2.50138524e-31 -1.25069262e-31 -3.26863632e-32] [-1.87603893e-31 -7.42575939e-67 -1.42477528e-67]] stress = [-4.90382217e-10 -4.90382217e-10 -1.91622348e-10 -2.36384336e-27 1.14520754e-34 1.58929472e-51] energy per atom = -11.660102245054839 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0