element(s): ['N'] AFLOW prototype label: A_cP8_198_2a Parameter names: ['a', 'x1', 'x2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['5.9467', '0.062777283', '0.95474'] model name: Sim_LAMMPS_Polymorphic_NordAlbeErhart_2003_GaN__SM_333071728528_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['N', 'N'] representative atom coordinates = [[0.06277728 0.06277728 0.06277728] [0.95474 0.95474 0.95474 ]] spacegroup = 198 cell = [[5.9467, 0, 0], [0, 5.9467, 0], [0, 0, 5.9467]] ========================================= Step Time Energy fmax BFGS: 0 17:42:58 -39.638705 0.231962 BFGS: 1 17:42:58 -39.637383 0.334313 BFGS: 2 17:42:58 -39.640000 0.002655 BFGS: 3 17:42:58 -39.640000 0.000019 BFGS: 4 17:42:59 -39.640000 0.000000 Minimization converged after 4 steps. Maximum force component: 1.6675034686386425e-09 eV/Angstrom Maximum stress component: 2.032832044480134e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['N', 'N', 'N', 'N', 'N', 'N', 'N', 'N'] basis = [[0.062644 0.062644 0.062644 ] [0.437356 0.937356 0.562644 ] [0.937356 0.562644 0.437356 ] [0.562644 0.437356 0.937356 ] [0.95487329 0.95487329 0.95487329] [0.54512671 0.04512671 0.45487329] [0.04512671 0.45487329 0.54512671] [0.45487329 0.54512671 0.04512671]] cellpar = Cell([5.946509145871387, 5.946509145871387, 5.946509145871387]) forces = [[ 1.66750347e-09 1.66750347e-09 1.66750347e-09] [-1.66750347e-09 -1.66750347e-09 1.66750347e-09] [-1.66750347e-09 1.66750347e-09 -1.66750347e-09] [ 1.66750347e-09 -1.66750347e-09 -1.66750347e-09] [-1.66750347e-09 -1.66750347e-09 -1.66750347e-09] [ 1.66750347e-09 1.66750347e-09 -1.66750347e-09] [ 1.66750347e-09 -1.66750347e-09 1.66750347e-09] [-1.66750347e-09 1.66750347e-09 1.66750347e-09]] stress = [-2.03283204e-11 -2.03283204e-11 -2.03283204e-11 0.00000000e+00 0.00000000e+00 0.00000000e+00] energy per atom = -4.955000017080313 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0