Navigation

HEAS Data Platform · Materials Science Database

Y3TeAs2

Alexandria ALEX

Alex-ID: agm034775477 · Space group: Fddd (#70)

Basic Information

Formula
Y3TeAs2
Alex-ID
agm034775477
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
630.81
ų
Cell a
13.9244
Å
Cell b
13.2757
Å
Cell c
7.2884
Å
α angle
79.44
°
β angle
69.60
°
γ angle
30.97
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Y3TeAs2
Y
12.00 · 50.0%
Te
4.00 · 16.7%
As
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0137
eV/atom
Formation energy
-1.5387
eV/atom
Corrected total energy
-164.2489
eV
Raw total energy
-164.2489
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0047
eV
DOS at Fermi level
5.4151
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

Y4TeAs3 Y2TeAs

Computed at

2025-04-15 04:01:25

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: agm034775477).

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 agm034775477
data_agm034775477
_cell_length_a     13.92442
_cell_length_b     13.27569
_cell_length_c     7.28837
_cell_angle_alpha  79.43699
_cell_angle_beta   69.59539
_cell_angle_gamma  30.96762
_cell_volume       630.80513
_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
  Y1 Y 0.67200 0.16976 0.80803 1.00000
  Y2 Y 0.16976 0.67200 0.35021 1.00000
  Y3 Y 0.57800 0.08024 0.44197 1.00000
  Y4 Y 0.08024 0.57800 0.89979 1.00000
  Y5 Y 0.52046 0.97954 0.97954 1.00000
  Y6 Y 0.97954 0.52046 0.52046 1.00000
  Y7 Y 0.89979 0.44197 0.08024 1.00000
  Y8 Y 0.44197 0.89979 0.57800 1.00000
  Y9 Y 0.35021 0.80803 0.16976 1.00000
  Y10 Y 0.80803 0.35021 0.67200 1.00000
  Y11 Y 0.72954 0.27046 0.27046 1.00000
  Y12 Y 0.27046 0.72954 0.72954 1.00000
  Te1 Te 0.91657 0.91657 0.08343 1.00000
  Te2 Te 0.33343 0.33343 0.16657 1.00000
  Te3 Te 0.16657 0.16657 0.33343 1.00000
  Te4 Te 0.08343 0.08343 0.91657 1.00000
  As1 As 0.00236 0.00236 0.49764 1.00000
  As2 As 0.41452 0.41452 0.58548 1.00000
  As3 As 0.83548 0.83548 0.66452 1.00000
  As4 As 0.24764 0.24764 0.75236 1.00000
  As5 As 0.75236 0.75236 0.24764 1.00000
  As6 As 0.66452 0.66452 0.83548 1.00000
  As7 As 0.58548 0.58548 0.41452 1.00000
  As8 As 0.49764 0.49764 0.00236 1.00000
Get direct link