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Er3GeS2

Alexandria ALEX

Alex-ID: agm033086771 · Space group: Fddd (#70)

Basic Information

Formula
Er3GeS2
Alex-ID
agm033086771
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
529.67
ų
Cell a
13.1805
Å
Cell b
12.5682
Å
Cell c
6.8644
Å
α angle
79.53
°
β angle
69.66
°
γ angle
30.81
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er3GeS2
Er
12.00 · 50.0%
Ge
4.00 · 16.7%
S
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0127
eV/atom
Formation energy
-1.8768
eV/atom
Corrected total energy
-151.2864
eV
Raw total energy
-145.9788
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0149
eV
DOS at Fermi level
4.1467
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

AB2C3_2988_spg70

Decomposition

Er3GeS2

Computed at

2025-03-13 01:18:23

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: agm033086771).

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 agm033086771
data_agm033086771
_cell_length_a     13.18045
_cell_length_b     12.56819
_cell_length_c     6.86444
_cell_angle_alpha  79.52993
_cell_angle_beta   69.66403
_cell_angle_gamma  30.80604
_cell_volume       529.67216
_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 0.66724 0.16518 0.83530 1.00000
  Er2 Er 0.16518 0.66724 0.33228 1.00000
  Er3 Er 0.58276 0.08482 0.41470 1.00000
  Er4 Er 0.08482 0.58276 0.91772 1.00000
  Er5 Er 0.49733 0.00267 0.00267 1.00000
  Er6 Er 0.00267 0.49733 0.49733 1.00000
  Er7 Er 0.91772 0.41470 0.08482 1.00000
  Er8 Er 0.41470 0.91772 0.58276 1.00000
  Er9 Er 0.33228 0.83530 0.16518 1.00000
  Er10 Er 0.83530 0.33228 0.66724 1.00000
  Er11 Er 0.75267 0.24733 0.24733 1.00000
  Er12 Er 0.24733 0.75267 0.75267 1.00000
  Ge1 Ge 0.91650 0.91650 0.08350 1.00000
  Ge2 Ge 0.33350 0.33350 0.16650 1.00000
  Ge3 Ge 0.16650 0.16650 0.33350 1.00000
  Ge4 Ge 0.08350 0.08350 0.91650 1.00000
  S1 S 0.99950 0.99950 0.50050 1.00000
  S2 S 0.41722 0.41722 0.58278 1.00000
  S3 S 0.83278 0.83278 0.66722 1.00000
  S4 S 0.25050 0.25050 0.74950 1.00000
  S5 S 0.74950 0.74950 0.25050 1.00000
  S6 S 0.66722 0.66722 0.83278 1.00000
  S7 S 0.58278 0.58278 0.41722 1.00000
  S8 S 0.50050 0.50050 0.99950 1.00000
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