Sr19Mg2(AsO4)14
Alexandria ALEXAlex-ID: agm008583151 · Space group: R3 (#146)
Basic Information
Formula
Sr19Mg2(AsO4)14
Alex-ID
agm008583151
Elements
4
Sites
91
Space group
R3 (#146)
Crystal system
trigonal
Volume
1,454.11
ų
Cell a
14.8518
Å
Cell b
14.8518
Å
Cell c
14.8518
Å
α angle
44.33
°
β angle
44.33
°
γ angle
44.33
°
Composition
Element Composition (atomic fraction)
Composition Info
Formula
Sr19Mg2(AsO4)14
Sr
19.00 · 20.9%
Mg
2.00 · 2.2%
As
14.00 · 15.4%
O
56.00 · 61.5%
Energy & Stability
Energy above hull
0.0000
eV/atom
Formation energy
-2.7082
eV/atom
Corrected total energy
-624.4913
eV
Raw total energy
-585.1630
eV
Electronic Structure
Indirect band gap
3.5960
eV
Direct band gap
3.5960
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB
Additional Information
Prototype ID
A2B14C19D56_0_spg146
Decomposition
Sr19Mg2(AsO4)14
Computed at
2024-09-22 02:09:11.924329
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: agm008583151).
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
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Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm008583151
data_agm008583151
_cell_length_a 14.85177
_cell_length_b 14.85177
_cell_length_c 14.85177
_cell_angle_alpha 44.33325
_cell_angle_beta 44.33325
_cell_angle_gamma 44.33325
_cell_volume 1454.10519
_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 0.98193 0.54380 0.95682 1.00000
Sr2 Sr 0.95682 0.98193 0.54380 1.00000
Sr3 Sr 0.54380 0.95682 0.98193 1.00000
Sr4 Sr 0.46245 0.44665 0.06225 1.00000
Sr5 Sr 0.06225 0.46245 0.44665 1.00000
Sr6 Sr 0.44665 0.06225 0.46245 1.00000
Sr7 Sr 0.94206 0.90966 0.34445 1.00000
Sr8 Sr 0.34445 0.94206 0.90966 1.00000
Sr9 Sr 0.90966 0.34445 0.94206 1.00000
Sr10 Sr 0.43410 0.84796 0.40855 1.00000
Sr11 Sr 0.40855 0.43410 0.84796 1.00000
Sr12 Sr 0.84796 0.40855 0.43410 1.00000
Sr13 Sr 0.06310 0.07581 0.66002 1.00000
Sr14 Sr 0.66002 0.06310 0.07581 1.00000
Sr15 Sr 0.07581 0.66002 0.06310 1.00000
Sr16 Sr 0.56248 0.16063 0.57522 1.00000
Sr17 Sr 0.57522 0.56248 0.16063 1.00000
Sr18 Sr 0.16063 0.57522 0.56248 1.00000
Sr19 Sr 0.69125 0.69125 0.69125 1.00000
Mg1 Mg 0.49962 0.49962 0.49962 1.00000
Mg2 Mg 0.00133 0.00133 0.00133 1.00000
As1 As 0.76685 0.76685 0.76685 1.00000
As2 As 0.26737 0.26737 0.26737 1.00000
As3 As 0.80849 0.77600 0.32293 1.00000
As4 As 0.32293 0.80849 0.77600 1.00000
As5 As 0.77600 0.32293 0.80849 1.00000
As6 As 0.31021 0.81636 0.27941 1.00000
As7 As 0.27941 0.31021 0.81636 1.00000
As8 As 0.81636 0.27941 0.31021 1.00000
As9 As 0.71798 0.68323 0.19003 1.00000
As10 As 0.19003 0.71798 0.68323 1.00000
As11 As 0.68323 0.19003 0.71798 1.00000
As12 As 0.22052 0.69097 0.18063 1.00000
As13 As 0.18063 0.22052 0.69097 1.00000
As14 As 0.69097 0.18063 0.22052 1.00000
O1 O 0.89480 0.61028 0.33233 1.00000
O2 O 0.33233 0.89480 0.61028 1.00000
O3 O 0.61028 0.33233 0.89480 1.00000
O4 O 0.39006 0.83297 0.11100 1.00000
O5 O 0.11100 0.39006 0.83297 1.00000
O6 O 0.83297 0.11100 0.39006 1.00000
O7 O 0.65885 0.85879 0.13612 1.00000
O8 O 0.13612 0.65885 0.85879 1.00000
O9 O 0.85879 0.13612 0.65885 1.00000
O10 O 0.15988 0.63566 0.35657 1.00000
O11 O 0.35657 0.15988 0.63566 1.00000
O12 O 0.63566 0.35657 0.15988 1.00000
O13 O 0.62645 0.60945 0.37185 1.00000
O14 O 0.37185 0.62645 0.60945 1.00000
O15 O 0.60945 0.37185 0.62645 1.00000
O16 O 0.12861 0.87334 0.10914 1.00000
O17 O 0.10914 0.12861 0.87334 1.00000
O18 O 0.87334 0.10914 0.12861 1.00000
O19 O 0.88298 0.87887 0.14302 1.00000
O20 O 0.14302 0.88298 0.87887 1.00000
O21 O 0.87887 0.14302 0.88298 1.00000
O22 O 0.38315 0.63382 0.37807 1.00000
O23 O 0.37807 0.38315 0.63382 1.00000
O24 O 0.63382 0.37807 0.38315 1.00000
O25 O 0.80895 0.80895 0.80895 1.00000
O26 O 0.31065 0.31065 0.31065 1.00000
O27 O 0.62918 0.85610 0.37691 1.00000
O28 O 0.37691 0.62918 0.85610 1.00000
O29 O 0.85610 0.37691 0.62918 1.00000
O30 O 0.13006 0.86775 0.36357 1.00000
O31 O 0.36357 0.13006 0.86775 1.00000
O32 O 0.86775 0.36357 0.13006 1.00000
O33 O 0.60816 0.89023 0.74818 1.00000
O34 O 0.74818 0.60816 0.89023 1.00000
O35 O 0.89023 0.74818 0.60816 1.00000
O36 O 0.10292 0.26707 0.39830 1.00000
O37 O 0.39830 0.10292 0.26707 1.00000
O38 O 0.26707 0.39830 0.10292 1.00000
O39 O 0.68894 0.67745 0.10187 1.00000
O40 O 0.10187 0.68894 0.67745 1.00000
O41 O 0.67745 0.10187 0.68894 1.00000
O42 O 0.18740 0.60676 0.17410 1.00000
O43 O 0.17410 0.18740 0.60676 1.00000
O44 O 0.60676 0.17410 0.18740 1.00000
O45 O 0.84337 0.74976 0.43136 1.00000
O46 O 0.43136 0.84337 0.74976 1.00000
O47 O 0.74976 0.43136 0.84337 1.00000
O48 O 0.35948 0.90732 0.25739 1.00000
O49 O 0.25739 0.35948 0.90732 1.00000
O50 O 0.90732 0.25739 0.35948 1.00000
O51 O 0.89663 0.58626 0.15076 1.00000
O52 O 0.15076 0.89663 0.58626 1.00000
O53 O 0.58626 0.15076 0.89663 1.00000
O54 O 0.39950 0.64947 0.08060 1.00000
O55 O 0.08060 0.39950 0.64947 1.00000
O56 O 0.64947 0.08060 0.39950 1.00000
