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Sc3TeAs2

Alexandria ALEX

Alex-ID: agm034140383 · Space group: Fddd (#70)

Basic Information

Formula
Sc3TeAs2
Alex-ID
agm034140383
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
532.89
ų
Cell a
13.1632
Å
Cell b
12.5496
Å
Cell c
6.8901
Å
α angle
79.44
°
β angle
69.59
°
γ angle
30.97
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sc3TeAs2
Sc
12.00 · 50.0%
Te
4.00 · 16.7%
As
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0358
eV/atom
Formation energy
-1.3384
eV/atom
Corrected total energy
-157.8623
eV
Raw total energy
-157.8623
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0016
eV
DOS at Fermi level
6.6693
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

Sc3TeAs2

Computed at

2025-04-15 09:07:13

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: agm034140383).

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 agm034140383
data_agm034140383
_cell_length_a     13.16323
_cell_length_b     12.54962
_cell_length_c     6.89009
_cell_angle_alpha  79.43914
_cell_angle_beta   69.59229
_cell_angle_gamma  30.96857
_cell_volume       532.88551
_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
  Sc1 Sc 0.17323 0.66990 0.30436 1.00000
  Sc2 Sc 0.66990 0.17323 0.85250 1.00000
  Sc3 Sc 0.07677 0.58010 0.94564 1.00000
  Sc4 Sc 0.58010 0.07677 0.39750 1.00000
  Sc5 Sc 0.02375 0.47625 0.47625 1.00000
  Sc6 Sc 0.47625 0.02375 0.02375 1.00000
  Sc7 Sc 0.39750 0.94564 0.58010 1.00000
  Sc8 Sc 0.94564 0.39750 0.07677 1.00000
  Sc9 Sc 0.85250 0.30436 0.66990 1.00000
  Sc10 Sc 0.30436 0.85250 0.17323 1.00000
  Sc11 Sc 0.22625 0.77375 0.77375 1.00000
  Sc12 Sc 0.77375 0.22625 0.22625 1.00000
  Te1 Te 0.41664 0.41664 0.58336 1.00000
  Te2 Te 0.83336 0.83336 0.66664 1.00000
  Te3 Te 0.66664 0.66664 0.83336 1.00000
  Te4 Te 0.58336 0.58336 0.41664 1.00000
  As1 As 0.50276 0.50276 0.99724 1.00000
  As2 As 0.91416 0.91416 0.08584 1.00000
  As3 As 0.33584 0.33584 0.16416 1.00000
  As4 As 0.74724 0.74724 0.25276 1.00000
  As5 As 0.25276 0.25276 0.74724 1.00000
  As6 As 0.16416 0.16416 0.33584 1.00000
  As7 As 0.08584 0.08584 0.91416 1.00000
  As8 As 0.99724 0.99724 0.50276 1.00000
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