element(s): ['Ga', 'N'] AFLOW prototype label: AB_hP4_186_b_b Parameter names: ['a', 'c/a', 'z1', 'z2'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['3.205', '1.6289236', '0.00016799968', '0.376832'] model name: Sim_LAMMPS_Polymorphic_BereSerra_2006_GaN__SM_518345582208_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ga', 'N'] representative atom coordinates = [[0.33333333 0.66666667 0.500168 ] [0.33333333 0.66666667 0.876832 ]] spacegroup = 186 cell = [[3.205, 0, 0], [-1.6025, 2.7756114191291, 0], [0, 0, 5.2207]] ========================================= Step Time Energy fmax BFGS: 0 15:42:59 -17.358451 0.2157 BFGS: 1 15:42:59 -17.360871 0.1503 BFGS: 2 15:42:59 -17.362010 0.1254 BFGS: 3 15:42:59 -17.363227 0.0716 BFGS: 4 15:42:59 -17.363514 0.0308 BFGS: 5 15:42:59 -17.363550 0.0207 BFGS: 6 15:42:59 -17.363558 0.0156 BFGS: 7 15:42:59 -17.363576 0.0141 BFGS: 8 15:42:59 -17.363591 0.0136 BFGS: 9 15:42:59 -17.363599 0.0059 BFGS: 10 15:42:59 -17.363600 0.0010 BFGS: 11 15:42:59 -17.363600 0.0001 BFGS: 12 15:42:59 -17.363600 0.0000 BFGS: 13 15:42:59 -17.363600 0.0000 BFGS: 14 15:42:59 -17.363600 0.0000 Minimization converged after 14 steps. Maximum force component: 2.9081756722409925e-09 eV/Angstrom Maximum stress component: 2.2816659773148855e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ga', 'Ga', 'N', 'N'] basis = [[0.33333333 0.66666667 0.501 ] [0.66666666 0.33333334 0.001 ] [0.33333333 0.66666667 0.876 ] [0.66666666 0.33333334 0.376 ]] cellpar = Cell([[3.190597258393912, 3.421727675482302e-18, 3.111527999596187e-39], [-1.595298629196956, 2.7631382790141115, 6.6305839025535125e-40], [-4.6089909022565355e-37, 9.306154290810426e-37, 5.21022350484644]]) forces = [[ 6.71183318e-29 -2.32504721e-29 -2.90817567e-09] [-1.47660330e-28 6.97514164e-29 -2.90817567e-09] [ 6.71183318e-29 -2.32504721e-29 2.90817567e-09] [-1.47660330e-28 6.97514164e-29 2.90817567e-09]] stress = [ 2.33817575e-11 2.33817575e-11 -2.28166598e-10 -3.56738716e-35 6.17889581e-35 8.85689027e-27] energy per atom = -4.340900085460694 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them. Successfully added property instance for parameter set 0