element(s):
['Si']
AFLOW prototype label:
A_tI8_139_h
Parameter names:
['a', 'c/a', 'x1']
model type (only 'standard' supported at this time):
standard
number of parameter sets:
1
Parameter values for parameter set 0:
['6.6881', '0.57703982', '0.8213634']
model name:
SNAP_ZuoChenLi_2019_Si__MO_869330304805_000
==== Building ASE atoms object with: ====
representative atom symbols =  ['Si']
representative atom coordinates =  [[0.8213634 0.8213634 0.       ]]
spacegroup =  139
cell =  [[6.6881, 0, 0], [0, 6.6881, 0], [0, 0, 3.8593]]
=========================================
      Step     Time          Energy         fmax
BFGS:    0 17:20:24      -42.315261        0.3139
BFGS:    1 17:20:24      -42.325644        0.2051
BFGS:    2 17:20:24      -42.338922        0.2681
BFGS:    3 17:20:24      -42.342763        0.2670
BFGS:    4 17:20:24      -42.363444        0.2797
BFGS:    5 17:20:24      -42.379069        0.2608
BFGS:    6 17:20:24      -42.388840        0.2004
BFGS:    7 17:20:24      -42.390798        0.1610
BFGS:    8 17:20:24      -42.391754        0.1299
BFGS:    9 17:20:24      -42.392713        0.0969
BFGS:   10 17:20:24      -42.394229        0.0600
BFGS:   11 17:20:24      -42.395319        0.0386
BFGS:   12 17:20:24      -42.395641        0.0108
BFGS:   13 17:20:24      -42.395672        0.0022
BFGS:   14 17:20:24      -42.395674        0.0002
BFGS:   15 17:20:24      -42.395674        0.0000
BFGS:   16 17:20:24      -42.395674        0.0000
BFGS:   17 17:20:24      -42.395674        0.0000
BFGS:   18 17:20:24      -42.395674        0.0000
Minimization converged after 18 steps.
Maximum force component: 1.0288532010399067e-09 eV/Angstrom
Maximum stress component: 8.348628725835311e-11 eV/Angstrom^3
==== Minimized structure obtained from ASE ====
symbols =  ['Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si', 'Si']
basis =  [[8.17480877e-01 8.17480877e-01 1.16832421e-33]
 [1.82519123e-01 1.82519123e-01 0.00000000e+00]
 [1.82519123e-01 8.17480877e-01 4.28385543e-33]
 [8.17480877e-01 1.82519123e-01 4.86801753e-34]
 [3.17480877e-01 3.17480877e-01 5.00000000e-01]
 [6.82519123e-01 6.82519123e-01 5.00000000e-01]
 [6.82519123e-01 3.17480877e-01 5.00000000e-01]
 [3.17480877e-01 6.82519123e-01 5.00000000e-01]]
cellpar =  Cell([[6.5549365353331766, 1.256817098634043e-36, 1.3020316433139007e-32], [1.154091880707903e-36, 6.554936535333176, -1.5976017495414433e-17], [1.6911154853653787e-32, -9.24223147387187e-18, 3.956292130989481]])
forces =  [[-1.02885320e-09 -1.02885320e-09  2.50756003e-27]
 [ 1.02885320e-09  1.02885320e-09 -2.50758441e-27]
 [ 1.02885320e-09 -1.02885320e-09  2.50757222e-27]
 [-1.02885320e-09  1.02885320e-09 -2.50754783e-27]
 [-1.02885320e-09 -1.02885320e-09  2.50757222e-27]
 [ 1.02885320e-09  1.02885320e-09 -2.50759660e-27]
 [ 1.02885320e-09 -1.02885320e-09  2.50757222e-27]
 [-1.02885320e-09  1.02885320e-09 -2.50754783e-27]]
stress =  [-8.34862873e-11 -8.34862873e-11  4.66247056e-11  1.01241305e-26
 -7.12943108e-34  3.13793157e-50]
energy per atom =  -2.136214345101951
===============================================
Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them.
Successfully added property instance for parameter set 0