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K2AlMo3(As2O7)4

Alexandria ALEX

Alex-ID: agm010886645 · Space group: P-1 (#2)

Basic Information

Formula
K2AlMo3(As2O7)4
Alex-ID
agm010886645
Elements
5
Sites
42
Space group
P-1 (#2)
Crystal system
triclinic
Volume
622.69
ų
Cell a
7.9939
Å
Cell b
9.5637
Å
Cell c
10.1780
Å
α angle
119.69
°
β angle
112.88
°
γ angle
79.64
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2AlMo3(As2O7)4
K
2.00 · 4.8%
Al
1.00 · 2.4%
Mo
3.00 · 7.1%
As
8.00 · 19.0%
O
28.00 · 66.7%

Energy & Stability

Energy above hull
0.0088
eV/atom
Formation energy
-1.9412
eV/atom
Corrected total energy
-295.9986
eV
Raw total energy
-265.7415
eV

Electronic Structure

Indirect band gap
0.0233
eV
Direct band gap
0.0278
eV
DOS at Fermi level
6.6261
Total magnetisation
7.0000
μB

Additional Information

Prototype ID

AB2C3D8E28_0_spg2

Decomposition

KAlAs2O7 KMo2As3O13 AlAsO4 As2O3

Computed at

2024-12-11 16:06:39

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: agm010886645).

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 agm010886645
data_agm010886645
_cell_length_a     7.99387
_cell_length_b     9.56367
_cell_length_c     10.17804
_cell_angle_alpha  119.69383
_cell_angle_beta   112.87757
_cell_angle_gamma  79.64049
_cell_volume       622.68987
_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
  K1 K 0.00000 0.50000 0.00000 1.00000
  K2 K 0.00000 0.50000 0.50000 1.00000
  Al1 Al 0.50000 0.50000 0.50000 1.00000
  Mo1 Mo 0.99758 0.99792 0.24693 1.00000
  Mo2 Mo 0.00242 0.00208 0.75307 1.00000
  Mo3 Mo 0.50000 0.50000 0.00000 1.00000
  As1 As 0.24075 0.19202 0.65667 1.00000
  As2 As 0.24560 0.19847 0.16787 1.00000
  As3 As 0.75925 0.80798 0.34333 1.00000
  As4 As 0.75440 0.80153 0.83213 1.00000
  As5 As 0.62251 0.25794 0.18342 1.00000
  As6 As 0.62289 0.25603 0.66612 1.00000
  As7 As 0.37749 0.74206 0.81658 1.00000
  As8 As 0.37711 0.74397 0.33388 1.00000
  O1 O 0.08814 0.19083 0.48322 1.00000
  O2 O 0.09614 0.19519 0.99104 1.00000
  O3 O 0.91186 0.80917 0.51678 1.00000
  O4 O 0.90386 0.80481 0.00896 1.00000
  O5 O 0.82567 0.16890 0.18437 1.00000
  O6 O 0.82440 0.16169 0.67424 1.00000
  O7 O 0.17433 0.83110 0.81563 1.00000
  O8 O 0.17560 0.83831 0.32576 1.00000
  O9 O 0.34604 0.58381 0.14280 1.00000
  O10 O 0.36061 0.57332 0.63882 1.00000
  O11 O 0.65396 0.41619 0.85720 1.00000
  O12 O 0.63939 0.42668 0.36118 1.00000
  O13 O 0.45672 0.12771 0.63229 1.00000
  O14 O 0.45870 0.12326 0.13929 1.00000
  O15 O 0.54328 0.87229 0.36771 1.00000
  O16 O 0.54130 0.87674 0.86071 1.00000
  O17 O 0.20397 0.05547 0.70294 1.00000
  O18 O 0.19998 0.05623 0.20349 1.00000
  O19 O 0.79603 0.94453 0.29706 1.00000
  O20 O 0.80002 0.94377 0.79651 1.00000
  O21 O 0.25726 0.38930 0.80354 1.00000
  O22 O 0.27419 0.39344 0.31654 1.00000
  O23 O 0.74274 0.61070 0.19646 1.00000
  O24 O 0.72581 0.60656 0.68346 1.00000
  O25 O 0.54310 0.29704 0.02171 1.00000
  O26 O 0.55393 0.30777 0.51780 1.00000
  O27 O 0.45690 0.70296 0.97829 1.00000
  O28 O 0.44607 0.69223 0.48220 1.00000
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