element(s): ['Ni'] 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: ['2.582', '1.5943455'] model name: EAM_CubicNaturalSpline_AngeloMoodyBaskes_1995_Ni__MO_800536961967_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ni'] representative atom coordinates = [[0.33333333 0.66666667 0.25 ]] spacegroup = 194 cell = [[2.582, 0, 0], [-1.291, 2.2360775925714, 0], [0, 0, 4.1166]] ========================================= Step Time Energy fmax BFGS: 0 14:04:56 -8.794051 0.948085 BFGS: 1 14:04:56 -8.818138 0.803786 BFGS: 2 14:04:56 -8.866611 0.334200 BFGS: 3 14:04:56 -8.869520 0.346398 BFGS: 4 14:04:56 -8.871919 0.264902 BFGS: 5 14:04:56 -8.874681 0.052089 BFGS: 6 14:04:56 -8.874869 0.009695 BFGS: 7 14:04:56 -8.874875 0.000422 BFGS: 8 14:04:56 -8.874875 0.000045 BFGS: 9 14:04:56 -8.874875 0.000001 BFGS: 10 14:04:56 -8.874875 0.000000 BFGS: 11 14:04:56 -8.874875 0.000000 Minimization converged after 11 steps. Maximum force component: 2.037707808541509e-32 eV/Angstrom Maximum stress component: 2.5222044044920488e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ni', 'Ni'] basis = [[0.33333333 0.66666667 0.25 ] [0.66666666 0.33333334 0.75 ]] cellpar = Cell([[2.4797774655238984, 2.3441239314987318e-17, -1.9948048460049336e-36], [-1.2398887327619492, 2.1475502808758855, 1.4048795548396192e-36], [-1.535448958048848e-36, -1.556026426731089e-35, 4.178883239945327]]) forces = [[-2.03770781e-32 1.76470673e-32 1.97402743e-68] [ 2.03770781e-32 -1.76470673e-32 -1.97402743e-68]] stress = [2.52220440e-11 2.52220440e-11 1.41960415e-11 4.00593299e-34 9.91211353e-35 3.36316175e-27] energy per atom = -4.437437505681318 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0