element(s): ['Ga'] AFLOW prototype label: A_tI2_139_a Parameter names: ['a', 'c/a'] model type (only 'standard' supported at this time): standard number of parameter sets: 1 Parameter values for parameter set 0: ['2.9197', '1.4818988'] model name: Sim_LAMMPS_Polymorphic_NordAlbeErhart_2003_GaN__SM_333071728528_000 ==== Building ASE atoms object with: ==== representative atom symbols = ['Ga'] representative atom coordinates = [[0 0 0]] spacegroup = 139 cell = [[2.9197, 0, 0], [0, 2.9197, 0], [0, 0, 4.3267]] ========================================= Step Time Energy fmax BFGS: 0 20:00:40 -1.204629 17.293934 BFGS: 1 20:00:40 -3.482165 18.234528 BFGS: 2 20:00:41 -4.747195 10.656383 BFGS: 3 20:00:41 -5.335790 0.833257 BFGS: 4 20:00:41 -5.340424 0.417283 BFGS: 5 20:00:42 -5.341459 0.468932 BFGS: 6 20:00:42 -5.342066 0.802930 BFGS: 7 20:00:42 -5.342201 0.800201 BFGS: 8 20:00:43 -5.325214 2.203153 BFGS: 9 20:00:43 -5.354630 0.065615 BFGS: 10 20:00:44 -5.354670 0.025570 BFGS: 11 20:00:44 -5.354678 0.001155 BFGS: 12 20:00:44 -5.354678 0.000010 BFGS: 13 20:00:44 -5.354678 0.000002 BFGS: 14 20:00:45 -5.354678 0.000000 BFGS: 15 20:00:45 -5.354678 0.000000 BFGS: 16 20:00:45 -5.354678 0.000000 BFGS: 17 20:00:45 -5.354678 0.000000 Minimization converged after 17 steps. Maximum force component: 0.0 eV/Angstrom Maximum stress component: 2.8109513823322845e-10 eV/Angstrom^3 ==== Minimized structure obtained from ASE ==== symbols = ['Ga', 'Ga'] basis = [[0. 0. 0. ] [0.5 0.5 0.5]] cellpar = Cell([[2.7488716418452492, -1.5725868596460452e-34, -8.937808653415519e-33], [-2.334809734223031e-34, 2.7488716418452492, -4.032429526193503e-17], [-9.50905988061137e-34, -6.032388099739663e-17, 4.123593043635836]]) forces = [[0. 0. 0.] [0. 0. 0.]] stress = [ 2.30793353e-10 2.30793353e-10 2.81095138e-10 2.26856435e-26 -3.64871626e-26 -4.05257219e-42] energy per atom = -2.677339094190221 =============================================== Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them.