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Er2Te3

Alexandria ALEX

Alex-ID: agm005258727 · Space group: Fddd (#70)

Basic Information

Formula
Er2Te3
Alex-ID
agm005258727
Elements
2
Sites
20
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
689.82
ų
Cell a
14.3409
Å
Cell b
13.6769
Å
Cell c
7.5068
Å
α angle
79.41
°
β angle
69.63
°
γ angle
30.97
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er2Te3
Er
8.00 · 40.0%
Te
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.3910
eV/atom
Corrected total energy
-102.0222
eV
Raw total energy
-102.0222
eV

Electronic Structure

Indirect band gap
0.5831
eV
Direct band gap
0.5831
eV
DOS at Fermi level
-0.0440
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3_202_spg70

Decomposition

Er2Te3

Computed at

2022-12-12 19:46:00.675666

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: agm005258727).

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 agm005258727
data_agm005258727
_cell_length_a     14.34088
_cell_length_b     13.67688
_cell_length_c     7.50675
_cell_angle_alpha  79.40698
_cell_angle_beta   69.62693
_cell_angle_gamma  30.96609
_cell_volume       689.82114
_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 0.00053 0.00053 0.49947 1.00000
  Er2 Er 0.49947 0.49947 0.00053 1.00000
  Er3 Er 0.24947 0.24947 0.75053 1.00000
  Er4 Er 0.75053 0.75053 0.24947 1.00000
  Er5 Er 0.66729 0.66729 0.83271 1.00000
  Er6 Er 0.83271 0.83271 0.66729 1.00000
  Er7 Er 0.58271 0.58271 0.41729 1.00000
  Er8 Er 0.41729 0.41729 0.58271 1.00000
  Te1 Te 0.66878 0.16557 0.83094 1.00000
  Te2 Te 0.33471 0.83094 0.16557 1.00000
  Te3 Te 0.83094 0.33471 0.66878 1.00000
  Te4 Te 0.16557 0.66878 0.33471 1.00000
  Te5 Te 0.58122 0.08443 0.41906 1.00000
  Te6 Te 0.91529 0.41906 0.08443 1.00000
  Te7 Te 0.41906 0.91529 0.58122 1.00000
  Te8 Te 0.08443 0.58122 0.91529 1.00000
  Te9 Te 0.75158 0.24842 0.24842 1.00000
  Te10 Te 0.24842 0.75158 0.75158 1.00000
  Te11 Te 0.49842 0.00158 0.00158 1.00000
  Te12 Te 0.00158 0.49842 0.49842 1.00000
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