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Ta(PO4)2

Alexandria ALEX

Alex-ID: agm003249657 · Space group: Pnma (#62)

Basic Information

Formula
Ta(PO4)2
Alex-ID
agm003249657
Elements
3
Sites
44
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
646.72
ų
Cell a
5.2968
Å
Cell b
7.8311
Å
Cell c
15.5913
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta(PO4)2
Ta
4.00 · 9.1%
P
8.00 · 18.2%
O
32.00 · 72.7%

Energy & Stability

Energy above hull
0.0589
eV/atom
Formation energy
-2.6981
eV/atom
Corrected total energy
-368.0671
eV
Raw total energy
-345.5938
eV

Electronic Structure

Indirect band gap
0.1911
eV
Direct band gap
0.2374
eV
DOS at Fermi level
6.2521
Total magnetisation
4.0580
μB

Additional Information

Prototype ID

AB2C8_226_spg62

Decomposition

TaPO5 P2O5 O2

Computed at

2021-12-24 12:58:02.587327

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: agm003249657).

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 agm003249657
data_agm003249657
_cell_length_a     5.29678
_cell_length_b     7.83108
_cell_length_c     15.59132
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       646.71950
_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
  Ta1 Ta 0.25000 0.36531 0.62421 1.00000
  Ta2 Ta 0.25000 0.13469 0.12421 1.00000
  Ta3 Ta 0.75000 0.63469 0.37579 1.00000
  Ta4 Ta 0.75000 0.86531 0.87579 1.00000
  P1 P 0.75000 0.26402 0.49820 1.00000
  P2 P 0.75000 0.23598 0.99820 1.00000
  P3 P 0.25000 0.73598 0.50180 1.00000
  P4 P 0.25000 0.76402 0.00180 1.00000
  P5 P 0.25000 0.11558 0.80717 1.00000
  P6 P 0.25000 0.38442 0.30717 1.00000
  P7 P 0.75000 0.88442 0.19283 1.00000
  P8 P 0.75000 0.61558 0.69283 1.00000
  O1 O 0.98329 0.25002 0.55898 1.00000
  O2 O 0.51671 0.24998 0.05898 1.00000
  O3 O 0.48329 0.74998 0.44102 1.00000
  O4 O 0.01671 0.75002 0.94102 1.00000
  O5 O 0.01671 0.74998 0.44102 1.00000
  O6 O 0.48329 0.75002 0.94102 1.00000
  O7 O 0.51671 0.25002 0.55898 1.00000
  O8 O 0.98329 0.24998 0.05898 1.00000
  O9 O 0.25000 0.55064 0.53809 1.00000
  O10 O 0.25000 0.94936 0.03809 1.00000
  O11 O 0.75000 0.44936 0.46191 1.00000
  O12 O 0.75000 0.05064 0.96191 1.00000
  O13 O 0.75000 0.13184 0.42750 1.00000
  O14 O 0.75000 0.36816 0.92750 1.00000
  O15 O 0.25000 0.86816 0.57250 1.00000
  O16 O 0.25000 0.63184 0.07250 1.00000
  O17 O 0.25000 0.19574 0.71560 1.00000
  O18 O 0.25000 0.30426 0.21560 1.00000
  O19 O 0.75000 0.80426 0.28440 1.00000
  O20 O 0.75000 0.69574 0.78440 1.00000
  O21 O 0.98725 0.50037 0.68768 1.00000
  O22 O 0.51275 0.99963 0.18768 1.00000
  O23 O 0.48725 0.49963 0.31232 1.00000
  O24 O 0.01275 0.00037 0.81232 1.00000
  O25 O 0.01275 0.49963 0.31232 1.00000
  O26 O 0.48725 0.00037 0.81232 1.00000
  O27 O 0.51275 0.50037 0.68768 1.00000
  O28 O 0.98725 0.99963 0.18768 1.00000
  O29 O 0.25000 0.24907 0.87839 1.00000
  O30 O 0.25000 0.25093 0.37839 1.00000
  O31 O 0.75000 0.75093 0.12161 1.00000
  O32 O 0.75000 0.74907 0.62161 1.00000
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