element(s): ['C'] AFLOW prototype label: A_cF8_227_a Parameter names: ['a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.5727'] model name: Tersoff_LAMMPS_Tersoff_1988_C__MO_579868029681_004 ==== Building ASE atoms object with: ==== representative atom symbols = ['C'] representative atom coordinates = [[0 0 0]] spacegroup = 227 cell = [[3.5727, 0, 0], [0, 3.5727, 0], [0, 0, 3.5727]] ========================================= Step Time Energy fmax BFGS: 0 15:40:54 -58.961992 0.089032 BFGS: 1 15:40:54 -58.962318 0.081940 BFGS: 2 15:40:54 -58.964114 0.000727 BFGS: 3 15:40:54 -58.964114 0.000006 BFGS: 4 15:40:54 -58.964114 0.000000 Minimization converged after 4 steps. Maximum force component: 1.3791520124852737e-31 eV/Angstrom Maximum stress component: 7.291424729053071e-11 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'] basis = [[0. 0. 0. ] [0. 0.5 0.5 ] [0.5 0.5 0. ] [0.5 0. 0.5 ] [0.75 0.25 0.75] [0.25 0.25 0.25] [0.25 0.75 0.75] [0.75 0.75 0.25]] cellpar = Cell([[3.5656265536278533, 2.617268270369628e-34, -1.5695987159147027e-35], [-2.751581790703211e-33, 3.5656265536278533, 1.4551539009428005e-18], [-1.996881881959529e-34, 1.4551539009428005e-18, 3.5656265536278533]]) forces = [[-1.46499135e-32 -8.78994810e-32 -5.53949854e-32] [-1.46499135e-32 2.28904898e-33 7.32495675e-33] [-8.05745242e-32 4.30341209e-32 -4.76122189e-32] [ 1.46499135e-32 -8.05745242e-32 1.46499135e-32] [-3.74973941e-65 5.85996540e-32 -1.37915201e-31] [-4.39497405e-32 1.24524265e-31 -2.92998270e-32] [ 1.09874351e-32 -7.87432850e-32 -1.83123919e-32] [ 5.12746972e-32 -5.12746972e-32 -1.46499135e-32]] stress = [ 7.29142473e-11 7.29142473e-11 7.29142473e-11 -1.03984803e-27 9.69502088e-34 -2.28664894e-50] energy per atom = -7.370514209744441 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0