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FeAsO4

Alexandria ALEX

Alex-ID: agm005270948 · Space group: P2_1/c (#14)

Basic Information

Formula
FeAsO4
Alex-ID
agm005270948
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
316.18
ų
Cell a
8.2727
Å
Cell b
5.1244
Å
Cell c
8.0861
Å
α angle
67.28
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
FeAsO4
Fe
4.00 · 16.7%
As
4.00 · 16.7%
O
16.00 · 66.7%

Energy & Stability

Energy above hull
0.0037
eV/atom
Formation energy
-1.7572
eV/atom
Corrected total energy
-173.9530
eV
Raw total energy
-151.7844
eV

Electronic Structure

Indirect band gap
2.3205
eV
Direct band gap
2.4393
eV
DOS at Fermi level
0.0000
Total magnetisation
20.0675
μB

Additional Information

Prototype ID

ABC4_470_spg14

Decomposition

FeAsO4

Computed at

2022-12-12 22:36:57.369655

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm005270948).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm005270948
data_agm005270948
_cell_length_a     8.27269
_cell_length_b     5.12442
_cell_length_c     8.08606
_cell_angle_alpha  67.27519
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       316.17965
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Fe1 Fe 0.95891 0.40906 0.32590 1.00000
  Fe2 Fe 0.45891 0.59094 0.17410 1.00000
  Fe3 Fe 0.04109 0.59094 0.67410 1.00000
  Fe4 Fe 0.54109 0.40906 0.82590 1.00000
  As1 As 0.20264 0.15498 0.07184 1.00000
  As2 As 0.70264 0.84502 0.42816 1.00000
  As3 As 0.79736 0.84502 0.92816 1.00000
  As4 As 0.29736 0.15498 0.57184 1.00000
  O1 O 0.26509 0.81301 0.13021 1.00000
  O2 O 0.76509 0.18699 0.36979 1.00000
  O3 O 0.73491 0.18699 0.86979 1.00000
  O4 O 0.23491 0.81301 0.63021 1.00000
  O5 O 0.07791 0.26656 0.88962 1.00000
  O6 O 0.57791 0.73344 0.61038 1.00000
  O7 O 0.92209 0.73344 0.11038 1.00000
  O8 O 0.42209 0.26656 0.38962 1.00000
  O9 O 0.39637 0.17809 0.75068 1.00000
  O10 O 0.89637 0.82191 0.74932 1.00000
  O11 O 0.60363 0.82191 0.24932 1.00000
  O12 O 0.10363 0.17809 0.25068 1.00000
  O13 O 0.12519 0.37063 0.52225 1.00000
  O14 O 0.62519 0.62937 0.97775 1.00000
  O15 O 0.87481 0.62937 0.47775 1.00000
  O16 O 0.37481 0.37063 0.02225 1.00000
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