element(s): ['C'] AFLOW prototype label: A_hP2_191_c Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 2 Parameter values for parameter set 0: ['2.4677', '1.6162824'] Parameter values for parameter set 1: ['2.4647', '1.3417049'] model name: Tersoff_LAMMPS_KinaciHaskinsSevik_2012_BNC__MO_105008013807_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0.33333333 0.66666667 0. ]] spacegroup = 191 cell = [[2.4677, 0, 0], [-1.23385, 2.1370908889189, 0], [0, 0, 3.9885]] ========================================= Step Time Energy fmax BFGS: 0 16:59:02 -15.942911 0.641555 BFGS: 1 16:59:02 -15.951865 0.337262 BFGS: 2 16:59:02 -15.955398 0.012847 BFGS: 3 16:59:02 -15.955404 0.000272 BFGS: 4 16:59:02 -15.955404 0.000000 BFGS: 5 16:59:02 -15.955404 0.000000 Minimization converged after 5 steps. Maximum force component: 5.733816615635279e-31 eV/Angstrom Maximum stress component: 3.8267734353619024e-13 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C'] basis = [[3.33333330e-01 6.66666670e-01 0.00000000e+00] [6.66666663e-01 3.33333337e-01 9.79578626e-39]] cellpar = Cell([[2.4920489397972534, 3.1584143747463306e-18, -6.969959716848359e-54], [-1.2460244698986267, 2.158177689338498, -2.5688700067364926e-41], [-1.5555071742773518e-53, 2.1925768167046397e-37, 3.988499999999999]]) forces = [[-5.73381662e-31 4.25625501e-31 -5.06620280e-72] [ 5.73381662e-31 -4.25625501e-31 5.06620280e-72]] stress = [-3.82677344e-13 -3.82677344e-13 2.16015034e-73 2.10367174e-50 -3.16835424e-66 7.43188730e-29] energy per atom = -7.97770186133954 =============================================== ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0.33333333 0.66666667 0. ]] spacegroup = 191 cell = [[2.4647, 0, 0], [-1.23235, 2.1344928127075, 0], [0, 0, 3.3069]] ========================================= Step Time Energy fmax BFGS: 0 16:59:03 -15.939590 0.723288 BFGS: 1 16:59:03 -15.950950 0.378511 BFGS: 2 16:59:03 -15.955395 0.016098 BFGS: 3 16:59:03 -15.955404 0.000382 BFGS: 4 16:59:03 -15.955404 0.000000 BFGS: 5 16:59:03 -15.955404 0.000000 Minimization converged after 5 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 1.1303204123393644e-12 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C'] basis = [[0.33333333 0.66666667 0. ] [0.66666666 0.33333334 0. ]] cellpar = Cell([[2.4920489397970207, 3.711994670910861e-18, -9.393276315156103e-49], [-1.2460244698985103, 2.158177689338297, 9.39327615071951e-49], [1.965419998936114e-40, -1.0992754875585276e-40, 3.3068999999999975]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [-1.13032041e-12 -1.13032041e-12 1.27358663e-74 -3.75739672e-53 6.71793627e-53 -3.33995566e-28] energy per atom = -7.977701861339533 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0 Parameter sets [1] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 1