element(s): ['Cu', 'N'] AFLOW prototype label: A3B_cP4_221_c_b Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.8222'] model name: LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 ==== Building ASE atoms object with: ==== representative atom symbols = ['Cu', 'N'] representative atom coordinates = [[0. 0.5 0.5] [0.5 0.5 0.5]] spacegroup = 221 cell = [[3.8222, 0, 0], [0, 3.8222, 0], [0, 0, 3.8222]] ========================================= Step Time Energy fmax BFGS: 0 15:45:07 -57.858504 7.6304 BFGS: 1 15:45:07 -58.575598 2.1506 BFGS: 2 15:45:07 -58.647928 0.3370 BFGS: 3 15:45:07 -58.649873 0.0196 BFGS: 4 15:45:07 -58.649880 0.0002 BFGS: 5 15:45:07 -58.649880 0.0000 BFGS: 6 15:45:07 -58.649880 0.0000 Minimization converged after 6 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 4.63460057099389e-14 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Cu', 'Cu', 'Cu', 'N'] basis = [[7.03136867e-49 5.00000000e-01 5.00000000e-01] [5.00000000e-01 4.94788583e-35 5.00000000e-01] [5.00000000e-01 5.00000000e-01 4.94788583e-35] [5.00000000e-01 5.00000000e-01 5.00000000e-01]] cellpar = Cell([[3.892430041007809, 1.478178763815032e-32, -3.278840388538525e-32], [2.1112036125138762e-32, 3.892430041007809, 2.2896792307942075e-18], [-7.464640920975319e-33, 2.2896792307941998e-18, 3.892430041007809]]) forces = [[0. 0. 0.] [0. 0. 0.] [0. 0. 0.] [0. 0. 0.]] stress = [-4.63460057e-14 -4.63460057e-14 -4.63460057e-14 1.35824771e-29 2.16943959e-33 -8.20257313e-49] energy per atom = -14.662469997288063 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0