Navigation

HEAS Data Platform · Materials Science Database

K7As6H2NO22

Alexandria ALEX

Alex-ID: agm006283113 · Space group: P1 (#1)

Basic Information

Formula
K7As6H2NO22
Alex-ID
agm006283113
Elements
5
Sites
38
Space group
P1 (#1)
Crystal system
triclinic
Volume
648.08
ų
Cell a
6.8014
Å
Cell b
10.2383
Å
Cell c
10.2751
Å
α angle
76.09
°
β angle
72.54
°
γ angle
74.67
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K7As6H2NO22
K
7.00 · 18.4%
As
6.00 · 15.8%
H
2.00 · 5.3%
N
1.00 · 2.6%
O
22.00 · 57.9%

Energy & Stability

Energy above hull
0.0106
eV/atom
Formation energy
-1.8352
eV/atom
Corrected total energy
-228.8640
eV
Raw total energy
-213.4136
eV

Electronic Structure

Indirect band gap
2.6734
eV
Direct band gap
2.6753
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0498
μB

Additional Information

Prototype ID

AB2C6D7E22_4_spg1

Decomposition

KAsO3 KAs(HO2)2 KNO3

Computed at

2024-10-26 22:57:06.700972

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: agm006283113).

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 agm006283113
data_agm006283113
_cell_length_a     6.80139
_cell_length_b     10.23832
_cell_length_c     10.27506
_cell_angle_alpha  76.08842
_cell_angle_beta   72.54472
_cell_angle_gamma  74.66534
_cell_volume       648.08350
_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 0.71877 0.54580 0.17279 1.00000
  K2 K 0.50048 0.00251 0.99948 1.00000
  K3 K 0.76426 0.15215 0.54819 1.00000
  K4 K 0.31728 0.29031 0.28313 1.00000
  K5 K 0.28304 0.44611 0.83806 1.00000
  K6 K 0.24662 0.84626 0.44222 1.00000
  K7 K 0.66570 0.72081 0.73089 1.00000
  As1 As 0.19428 0.68985 0.08890 1.00000
  As2 As 0.06832 0.85614 0.81334 1.00000
  As3 As 0.19287 0.14379 0.69084 1.00000
  As4 As 0.81442 0.30863 0.90705 1.00000
  As5 As 0.93071 0.14085 0.18306 1.00000
  As6 As 0.81861 0.85242 0.30748 1.00000
  H1 H 0.45349 0.48767 0.47874 1.00000
  H2 H 0.22459 0.51824 0.45591 1.00000
  N1 N 0.82419 0.49085 0.52422 1.00000
  O1 O 0.42975 0.73212 0.01873 1.00000
  O2 O 0.99879 0.78994 0.99575 1.00000
  O3 O 0.16784 0.52727 0.11313 1.00000
  O4 O 0.08539 0.75927 0.24777 1.00000
  O5 O 0.24304 0.73615 0.72763 1.00000
  O6 O 0.83723 0.92594 0.77342 1.00000
  O7 O 0.20390 0.98516 0.81622 1.00000
  O8 O 0.20114 0.10717 0.53864 1.00000
  O9 O 0.36969 0.21793 0.71170 1.00000
  O10 O 0.92704 0.23985 0.74727 1.00000
  O11 O 0.57784 0.26760 0.97375 1.00000
  O12 O 0.84323 0.47043 0.88490 1.00000
  O13 O 0.00769 0.20505 0.00021 1.00000
  O14 O 0.74546 0.25899 0.26438 1.00000
  O15 O 0.15995 0.07736 0.22733 1.00000
  O16 O 0.80586 0.00728 0.17780 1.00000
  O17 O 0.64214 0.77459 0.29224 1.00000
  O18 O 0.81359 0.89317 0.45710 1.00000
  O19 O 0.37634 0.50015 0.40811 1.00000
  O20 O 0.63145 0.50866 0.59304 1.00000
  O21 O 0.94579 0.55432 0.54534 1.00000
  O22 O 0.89134 0.41185 0.43623 1.00000
Get direct link