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CaPO4

Alexandria ALEX

Alex-ID: agm005254475 · Space group: P-1 (#2)

Basic Information

Formula
CaPO4
Alex-ID
agm005254475
Elements
3
Sites
24
Space group
P-1 (#2)
Crystal system
triclinic
Volume
329.96
ų
Cell a
6.8346
Å
Cell b
7.0765
Å
Cell c
7.0472
Å
α angle
100.65
°
β angle
99.30
°
γ angle
91.66
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaPO4
Ca
4.00 · 16.7%
P
4.00 · 16.7%
O
16.00 · 66.7%

Energy & Stability

Energy above hull
0.1186
eV/atom
Formation energy
-2.8576
eV/atom
Corrected total energy
-177.5618
eV
Raw total energy
-166.3252
eV

Electronic Structure

Indirect band gap
0.0225
eV
Direct band gap
0.1151
eV
DOS at Fermi level
6.6510
Total magnetisation
4.0915
μB

Additional Information

Prototype ID

ABC4_327_spg2

Decomposition

CaO10 Ca4P6O19 Ca2P2O7

Computed at

2023-05-10 01:09:40.712654

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: agm005254475).

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 agm005254475
data_agm005254475
_cell_length_a     6.83460
_cell_length_b     7.07652
_cell_length_c     7.04721
_cell_angle_alpha  100.65146
_cell_angle_beta   99.29834
_cell_angle_gamma  91.65911
_cell_volume       329.95681
_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 0.42936 0.31135 0.26919 1.00000
  Ca2 Ca 0.57064 0.68865 0.73081 1.00000
  Ca3 Ca 0.84586 0.17510 0.65266 1.00000
  Ca4 Ca 0.15414 0.82490 0.34734 1.00000
  P1 P 0.39054 0.19696 0.71714 1.00000
  P2 P 0.60946 0.80304 0.28286 1.00000
  P3 P 0.95444 0.29691 0.21354 1.00000
  P4 P 0.04556 0.70309 0.78646 1.00000
  O1 O 0.38183 0.26311 0.93435 1.00000
  O2 O 0.61817 0.73689 0.06565 1.00000
  O3 O 0.48746 0.35176 0.62665 1.00000
  O4 O 0.51254 0.64824 0.37335 1.00000
  O5 O 0.17803 0.13228 0.60275 1.00000
  O6 O 0.82197 0.86772 0.39725 1.00000
  O7 O 0.52506 0.02123 0.69379 1.00000
  O8 O 0.47494 0.97877 0.30621 1.00000
  O9 O 0.86354 0.26141 0.99522 1.00000
  O10 O 0.13646 0.73859 0.00478 1.00000
  O11 O 0.08994 0.48386 0.26958 1.00000
  O12 O 0.91006 0.51614 0.73042 1.00000
  O13 O 0.09743 0.13044 0.23740 1.00000
  O14 O 0.90257 0.86956 0.76260 1.00000
  O15 O 0.79093 0.29641 0.33958 1.00000
  O16 O 0.20907 0.70359 0.66042 1.00000
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