element(s):
['N']
AFLOW prototype label:
A_hP4_194_f
Parameter names:
['a', 'c/a', 'z1']
model type (only 'standard' supported at this time):
standard
number of parameter sets:
1
Parameter values for parameter set 0:
['4.2753', '1.6578954', '0.32853587']
model name:
Sim_LAMMPS_Polymorphic_NordAlbeErhart_2003_GaN__SM_333071728528_000
==== Building ASE atoms object with: ====
representative atom symbols =  ['N']
representative atom coordinates =  [[0.33333333 0.66666667 0.32853587]]
spacegroup =  194
cell =  [[4.2753, 0, 0], [-2.13765, 3.7025184087996, 0], [0, 0, 7.088]]
=========================================
      Step     Time          Energy          fmax
BFGS:    0 15:35:56      -19.819077         0.276655
BFGS:    1 15:35:56      -19.817714         0.442587
BFGS:    2 15:35:56      -19.820000         0.003963
BFGS:    3 15:35:56      -19.820000         0.000039
BFGS:    4 15:35:56      -19.820000         0.000000
Minimization converged after 4 steps.
Maximum force component: 8.477911705995211e-09 eV/Angstrom
Maximum stress component: 1.6778337457278334e-10 eV/Angstrom^3
==== Minimized structure obtained from ASE ====
symbols =  ['N', 'N', 'N', 'N']
basis =  [[0.33333333 0.66666667 0.32831842]
 [0.66666666 0.33333334 0.82831842]
 [0.66666666 0.33333334 0.67168158]
 [0.33333333 0.66666667 0.17168158]]
cellpar =  Cell([[4.275299999999995, 2.2430504428141126e-31, -2.7651786217185873e-39], [-2.1376499999999976, 3.7025184087996053, -6.911589281279666e-41], [7.38928521992124e-39, 2.1198743922810294e-38, 7.086463832935026]])
forces =  [[-1.30874757e-40 -1.13340846e-40  8.47791171e-09]
 [-6.54373739e-41 -1.13340846e-40  8.47791171e-09]
 [ 6.54373739e-41  1.13340846e-40 -8.47791171e-09]
 [ 1.30874757e-40  1.13340846e-40 -8.47791171e-09]]
stress =  [-2.94712822e-41 -2.94712822e-41 -1.67783375e-10  2.91677283e-42
  2.02079923e-42  5.54454862e-57]
energy per atom =  -4.955000017080316
===============================================
Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them.
Successfully added property instance for parameter set 0