Navigation

HEAS Data Platform · Materials Science Database

Be(Sn2As3)2

Alexandria ALEX

Alex-ID: agm006107948 · Space group: Cc (#9)

Basic Information

Formula
Be(Sn2As3)2
Alex-ID
agm006107948
Elements
3
Sites
22
Space group
Cc (#9)
Crystal system
monoclinic
Volume
571.94
ų
Cell a
6.7576
Å
Cell b
7.9319
Å
Cell c
12.5368
Å
α angle
72.48
°
β angle
74.36
°
γ angle
64.79
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Be(Sn2As3)2
Be
2.00 · 9.1%
Sn
8.00 · 36.4%
As
12.00 · 54.5%

Energy & Stability

Energy above hull
0.1603
eV/atom
Formation energy
0.0469
eV/atom
Corrected total energy
-94.2384
eV
Raw total energy
-94.2384
eV

Electronic Structure

Indirect band gap
0.0514
eV
Direct band gap
0.2047
eV
DOS at Fermi level
2.5008
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C6_63_spg9

Decomposition

Sn4As3 BeSnAs2 As

Computed at

2023-10-17 04:16:13

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: agm006107948).

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 agm006107948
data_agm006107948
_cell_length_a     6.75761
_cell_length_b     7.93189
_cell_length_c     12.53679
_cell_angle_alpha  72.48246
_cell_angle_beta   74.36480
_cell_angle_gamma  64.78744
_cell_volume       571.94125
_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
  Be1 Be 0.64957 0.83657 0.37788 1.00000
  Be2 Be 0.13598 0.33657 0.87788 1.00000
  Sn1 Sn 0.27341 0.01901 0.65171 1.00000
  Sn2 Sn 0.05588 0.51901 0.15171 1.00000
  Sn3 Sn 0.73067 0.20411 0.45632 1.00000
  Sn4 Sn 0.60889 0.70411 0.95632 1.00000
  Sn5 Sn 0.89981 0.64747 0.64443 1.00000
  Sn6 Sn 0.80829 0.14747 0.14443 1.00000
  Sn7 Sn 0.61633 0.23197 0.82262 1.00000
  Sn8 Sn 0.32907 0.73197 0.32262 1.00000
  As1 As 0.46881 0.49640 0.15802 1.00000
  As2 As 0.87677 0.99640 0.65802 1.00000
  As3 As 0.57436 0.54731 0.50994 1.00000
  As4 As 0.36838 0.04731 0.00994 1.00000
  As5 As 0.41431 0.10726 0.42883 1.00000
  As6 As 0.04960 0.60726 0.92883 1.00000
  As7 As 0.02225 0.09891 0.93759 1.00000
  As8 As 0.94125 0.59891 0.43759 1.00000
  As9 As 0.06636 0.15669 0.27555 1.00000
  As10 As 0.50140 0.65669 0.77555 1.00000
  As11 As 0.27093 0.34050 0.69130 1.00000
  As12 As 0.69727 0.84050 0.19130 1.00000
Get direct link