element(s):
['Si']
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:
['3.8496', '1.6527431', '0.56294015']
model name:
SNAP_ZuoChenLi_2019quadratic_Si__MO_721469752060_000
==== Building ASE atoms object with: ====
representative atom symbols =  ['Si']
representative atom coordinates =  [[0.33333333 0.66666667 0.56294015]]
spacegroup =  194
cell =  [[3.8496, 0, 0], [-1.9248, 3.3338513944086, 0], [0, 0, 6.3624]]
=========================================
      Step     Time          Energy          fmax
BFGS:    0 15:40:24      -21.681643         0.172743
BFGS:    1 15:40:24      -21.682710         0.144560
BFGS:    2 15:40:24      -21.684748         0.072351
BFGS:    3 15:40:24      -21.685167         0.073824
BFGS:    4 15:40:24      -21.686397         0.081723
BFGS:    5 15:40:24      -21.686746         0.094413
BFGS:    6 15:40:24      -21.687184         0.097373
BFGS:    7 15:40:24      -21.687635         0.078614
BFGS:    8 15:40:24      -21.688012         0.035618
BFGS:    9 15:40:24      -21.688121         0.013207
BFGS:   10 15:40:24      -21.688138         0.001677
BFGS:   11 15:40:24      -21.688139         0.000209
BFGS:   12 15:40:24      -21.688139         0.000013
BFGS:   13 15:40:24      -21.688139         0.000000
BFGS:   14 15:40:24      -21.688139         0.000000
BFGS:   15 15:40:24      -21.688139         0.000000
Minimization converged after 15 steps.
Maximum force component: 1.9867681815043466e-09 eV/Angstrom
Maximum stress component: 3.2935705786283183e-10 eV/Angstrom^3
==== Minimized structure obtained from ASE ====
symbols =  ['Si', 'Si', 'Si', 'Si']
basis =  [[0.33333333 0.66666667 0.56145424]
 [0.66666666 0.33333334 0.06145424]
 [0.66666666 0.33333334 0.43854576]
 [0.33333333 0.66666667 0.93854576]]
cellpar =  Cell([[3.878034164005251, -3.2971152381211174e-18, -1.4476328825225305e-37], [-1.9390170820026256, 3.3584761027724968, 9.435923232282469e-38], [4.259823009639089e-37, 1.136916478007109e-35, 6.2801113399426285]])
forces =  [[ 8.56424937e-31 -3.79467129e-31  1.98676818e-09]
 [-3.82403693e-31  2.20780875e-31  1.98676818e-09]
 [-8.56424937e-31  3.79467129e-31 -1.98676818e-09]
 [ 3.82403693e-31 -2.20780875e-31 -1.98676818e-09]]
stress =  [-3.29357058e-10 -3.29357058e-10  6.43325921e-11  9.74001450e-35
  1.68702000e-34 -3.23135131e-26]
energy per atom =  -2.261077515896103
===============================================
Parameter sets [0] relaxed to duplicate structures, attempting to write only one of them.
Successfully added property instance for parameter set 0