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CoNiAs2O7

Alexandria ALEX

Alex-ID: agm013232803 · Space group: P-1 (#2)

Alexandria Database API

Basic Information

Formula
CoNiAs2O7
Alex-ID
agm013232803
Elements
4
Sites
22
Space group
P-1 (#2)
Crystal system
triclinic
Volume
283.27
ų
Cell a
6.5503
Å
Cell b
6.6328
Å
Cell c
7.2866
Å
α angle
67.65
°
β angle
76.31
°
γ angle
80.04
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CoNiAs2O7
Co
2.00 · 9.1%
Ni
2.00 · 9.1%
As
4.00 · 18.2%
O
14.00 · 63.6%

Energy & Stability

Energy above hull
0.0494
eV/atom
Formation energy
-1.4841
eV/atom
Corrected total energy
-146.4780
eV
Raw total energy
-128.5700
eV

Electronic Structure

Indirect band gap
1.8579
eV
Direct band gap
1.9874
eV
DOS at Fermi level
0.0000
Total magnetisation
10.0285
μB

Additional Information

Prototype ID

ABC2D7_8_spg2

Decomposition

Co2Ni(AsO4)2 Co(AsO3)2 Ni3(AsO4)2

Computed at

2024-10-31 19:54:51.858591

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: agm013232803).

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 agm013232803
data_agm013232803
_cell_length_a     6.55030
_cell_length_b     6.63285
_cell_length_c     7.28659
_cell_angle_alpha  67.65494
_cell_angle_beta   76.30764
_cell_angle_gamma  80.04346
_cell_volume       283.27472
_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
  Co1 Co 0.33033 0.90389 0.18892 1.00000
  Co2 Co 0.66967 0.09611 0.81108 1.00000
  Ni1 Ni 0.95388 0.27811 0.19693 1.00000
  Ni2 Ni 0.04612 0.72189 0.80307 1.00000
  As1 As 0.16426 0.21700 0.76055 1.00000
  As2 As 0.83574 0.78300 0.23945 1.00000
  As3 As 0.58523 0.64274 0.70923 1.00000
  As4 As 0.41477 0.35726 0.29077 1.00000
  O1 O 0.73708 0.59896 0.47871 1.00000
  O2 O 0.26292 0.40104 0.52129 1.00000
  O3 O 0.99141 0.05861 0.74572 1.00000
  O4 O 0.00859 0.94139 0.25428 1.00000
  O5 O 0.65347 0.23448 0.34637 1.00000
  O6 O 0.34653 0.76552 0.65363 1.00000
  O7 O 0.40899 0.62273 0.13693 1.00000
  O8 O 0.59101 0.37727 0.86307 1.00000
  O9 O 0.96418 0.61098 0.11481 1.00000
  O10 O 0.03582 0.38902 0.88519 1.00000
  O11 O 0.63896 0.95138 0.12607 1.00000
  O12 O 0.36104 0.04862 0.87393 1.00000
  O13 O 0.25828 0.19703 0.25458 1.00000
  O14 O 0.74172 0.80297 0.74542 1.00000
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