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Er3TeAs2

Alexandria ALEX

Alex-ID: agm040900430 · Space group: C2/c (#15)

Basic Information

Formula
Er3TeAs2
Alex-ID
agm040900430
Elements
3
Sites
12
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
305.87
ų
Cell a
7.2155
Å
Cell b
7.2155
Å
Cell c
7.1754
Å
α angle
80.40
°
β angle
99.60
°
γ angle
60.24
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er3TeAs2
Er
6.00 · 50.0%
Te
2.00 · 16.7%
As
4.00 · 33.3%

Energy & Stability

Energy above hull
0.0372
eV/atom
Formation energy
-1.4717
eV/atom
Corrected total energy
-69.9188
eV
Raw total energy
-69.9188
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.2993
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_1890_spg9

Decomposition

Er3TeAs2

Computed at

2025-04-15 04:03:04

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: agm040900430).

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 agm040900430
data_agm040900430
_cell_length_a     7.21546
_cell_length_b     7.21546
_cell_length_c     7.17535
_cell_angle_alpha  80.40220
_cell_angle_beta   99.59780
_cell_angle_gamma  60.23712
_cell_volume       305.86572
_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
  Er1 Er 0.13017 0.68531 0.99562 1.00000
  Er2 Er 0.31469 0.86983 0.49562 1.00000
  Er3 Er 0.50000 0.00000 0.00000 1.00000
  Er4 Er 0.86983 0.31469 0.00438 1.00000
  Er5 Er 0.00000 0.50000 0.50000 1.00000
  Er6 Er 0.68531 0.13017 0.50438 1.00000
  Te1 Te 0.57622 0.57622 0.25000 1.00000
  Te2 Te 0.42378 0.42378 0.75000 1.00000
  As1 As 0.91589 0.91589 0.25000 1.00000
  As2 As 0.25678 0.25678 0.25000 1.00000
  As3 As 0.08411 0.08411 0.75000 1.00000
  As4 As 0.74322 0.74322 0.75000 1.00000
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