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CaFe3(AsO4)3

Alexandria ALEX

Alex-ID: agm020641981 · Space group: Imma (#74)

Basic Information

Formula
CaFe3(AsO4)3
Alex-ID
agm020641981
Elements
4
Sites
38
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
506.34
ų
Cell a
9.4270
Å
Cell b
9.4270
Å
Cell c
9.4270
Å
α angle
137.88
°
β angle
110.80
°
γ angle
84.43
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaFe3(AsO4)3
Ca
2.00 · 5.3%
Fe
6.00 · 15.8%
As
6.00 · 15.8%
O
24.00 · 63.2%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-2.0155
eV/atom
Corrected total energy
-278.2650
eV
Raw total energy
-245.0120
eV

Electronic Structure

Indirect band gap
1.4864
eV
Direct band gap
1.4864
eV
DOS at Fermi level
-0.0004
Total magnetisation
26.0022
μB

Additional Information

Prototype ID

AB3C3D12_24_spg74

Decomposition

CaFe3(AsO4)3

Computed at

2024-07-22 18:37:27.265950

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: agm020641981).

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 agm020641981
data_agm020641981
_cell_length_a     9.42700
_cell_length_b     9.42700
_cell_length_c     9.42700
_cell_angle_alpha  137.88414
_cell_angle_beta   110.80480
_cell_angle_gamma  84.43497
_cell_volume       506.33516
_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
  Ca1 Ca 0.25000 0.82640 0.57640 1.00000
  Ca2 Ca 0.75000 0.17360 0.42360 1.00000
  Fe1 Fe 0.11592 0.61592 0.00000 1.00000
  Fe2 Fe 0.38408 0.38408 0.50000 1.00000
  Fe3 Fe 0.61592 0.61592 0.50000 1.00000
  Fe4 Fe 0.88408 0.38408 0.00000 1.00000
  Fe5 Fe 0.50000 0.50000 0.00000 1.00000
  Fe6 Fe 0.00000 0.00000 0.00000 1.00000
  As1 As 0.25000 0.32318 0.07318 1.00000
  As2 As 0.75000 0.67682 0.92682 1.00000
  As3 As 0.32552 0.82552 0.00000 1.00000
  As4 As 0.17448 0.17448 0.50000 1.00000
  As5 As 0.82552 0.82552 0.50000 1.00000
  As6 As 0.67448 0.17448 0.00000 1.00000
  O1 O 0.15166 0.07251 0.92085 1.00000
  O2 O 0.84834 0.92749 0.07915 1.00000
  O3 O 0.65166 0.73081 0.07915 1.00000
  O4 O 0.34834 0.26919 0.92085 1.00000
  O5 O 0.12852 0.49047 0.11899 1.00000
  O6 O 0.62852 0.50953 0.63806 1.00000
  O7 O 0.87148 0.50953 0.88101 1.00000
  O8 O 0.37148 0.49047 0.36194 1.00000
  O9 O 0.44724 0.08517 0.24720 1.00000
  O10 O 0.16203 0.91483 0.36207 1.00000
  O11 O 0.94724 0.70004 0.36207 1.00000
  O12 O 0.66203 0.29996 0.24720 1.00000
  O13 O 0.55276 0.91483 0.75280 1.00000
  O14 O 0.83797 0.08517 0.63793 1.00000
  O15 O 0.05276 0.29996 0.63793 1.00000
  O16 O 0.33797 0.70004 0.75280 1.00000
  O17 O 0.12426 0.79044 0.93622 1.00000
  O18 O 0.14579 0.20956 0.33383 1.00000
  O19 O 0.62426 0.68804 0.33383 1.00000
  O20 O 0.64579 0.31196 0.93622 1.00000
  O21 O 0.87574 0.20956 0.06378 1.00000
  O22 O 0.85421 0.79044 0.66617 1.00000
  O23 O 0.37574 0.31196 0.66617 1.00000
  O24 O 0.35421 0.68804 0.06378 1.00000
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