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: Morse_Shifted_GirifalcoWeizer_1959LowCutoff_Ni__MO_322509103239_004 ==== 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 15:04:52 -7.831846 0.7567 BFGS: 1 15:04:52 -7.847987 0.5961 BFGS: 2 15:04:52 -7.872504 0.0899 BFGS: 3 15:04:52 -7.872634 0.0800 BFGS: 4 15:04:52 -7.872919 0.0051 BFGS: 5 15:04:52 -7.872920 0.0003 BFGS: 6 15:04:52 -7.872920 0.0000 BFGS: 7 15:04:52 -7.872920 0.0000 BFGS: 8 15:04:52 -7.872920 0.0000 Minimization converged after 8 steps. Maximum force component: 3.3612629102010413e-32 eV/Angstrom Maximum stress component: 1.3687059221753875e-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([[2.515024112986477, 1.7935128293543624e-17, -1.6855471207960284e-36], [-1.2575120564932385, 2.178074772976713, 4.324363357925887e-38], [-3.060519434138316e-36, -1.0640296215320248e-35, 4.090470667815586]]) forces = [[-2.09896278e-33 3.63551017e-33 -3.36126291e-32] [ 2.09896278e-33 -3.63551017e-33 3.36126291e-32]] stress = [-4.92958904e-12 -4.92958904e-12 1.36870592e-11 -2.30580800e-34 3.99377661e-34 6.14926698e-28] energy per atom = -3.936460064724825 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0