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SrCr2(As2O7)2

Alexandria ALEX

Alex-ID: agm020038754 · Space group: P-1 (#2)

Alexandria Database API

Basic Information

Formula
SrCr2(As2O7)2
Alex-ID
agm020038754
Elements
4
Sites
21
Space group
P-1 (#2)
Crystal system
triclinic
Volume
286.43
ų
Cell a
5.0546
Å
Cell b
7.4487
Å
Cell c
7.9577
Å
α angle
90.08
°
β angle
92.48
°
γ angle
106.86
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SrCr2(As2O7)2
Sr
1.00 · 4.8%
Cr
2.00 · 9.5%
As
4.00 · 19.0%
O
14.00 · 66.7%

Energy & Stability

Energy above hull
0.0222
eV/atom
Formation energy
-2.0559
eV/atom
Corrected total energy
-152.1233
eV
Raw total energy
-138.2653
eV

Electronic Structure

Indirect band gap
2.6589
eV
Direct band gap
2.6589
eV
DOS at Fermi level
0.0000
Total magnetisation
5.9999
μB

Additional Information

Prototype ID

AB2C4D14_27_spg1

Decomposition

CrAsO4 Sr(AsO3)2

Computed at

2024-12-05 16:04:42

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: agm020038754).

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 agm020038754
data_agm020038754
_cell_length_a     5.05458
_cell_length_b     7.44866
_cell_length_c     7.95774
_cell_angle_alpha  90.07749
_cell_angle_beta   92.47722
_cell_angle_gamma  106.86102
_cell_volume       286.42988
_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
  Sr1 Sr 0.00000 0.00000 0.00000 1.00000
  Cr1 Cr 0.50000 0.50000 0.00000 1.00000
  Cr2 Cr 0.00000 0.00000 0.50000 1.00000
  As1 As 0.95252 0.37160 0.24256 1.00000
  As2 As 0.04748 0.62840 0.75744 1.00000
  As3 As 0.39158 0.76587 0.30874 1.00000
  As4 As 0.60842 0.23413 0.69126 1.00000
  O1 O 0.12881 0.84866 0.67686 1.00000
  O2 O 0.87119 0.15134 0.32314 1.00000
  O3 O 0.34128 0.56556 0.78522 1.00000
  O4 O 0.65872 0.43444 0.21478 1.00000
  O5 O 0.11698 0.35037 0.06146 1.00000
  O6 O 0.88302 0.64963 0.93854 1.00000
  O7 O 0.19434 0.53752 0.37471 1.00000
  O8 O 0.50642 0.24603 0.89469 1.00000
  O9 O 0.49358 0.75397 0.10531 1.00000
  O10 O 0.83214 0.09885 0.70200 1.00000
  O11 O 0.16786 0.90115 0.29800 1.00000
  O12 O 0.36033 0.19248 0.53645 1.00000
  O13 O 0.63967 0.80752 0.46355 1.00000
  O14 O 0.80566 0.46248 0.62529 1.00000
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