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Ba2GdSe

Alexandria ALEX

Alex-ID: agm002000973 · Space group: R-3m (#166)

Basic Information

Formula
Ba2GdSe
Alex-ID
agm002000973
Elements
3
Sites
4
Space group
R-3m (#166)
Crystal system
trigonal
Volume
182.92
ų
Cell a
4.2457
Å
Cell b
4.2457
Å
Cell c
11.9710
Å
α angle
79.79
°
β angle
79.79
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2GdSe
Gd
1.00 · 25.0%
Ba
2.00 · 50.0%
Se
1.00 · 25.0%

Energy & Stability

Energy above hull
0.4535
eV/atom
Formation energy
-0.5707
eV/atom
Corrected total energy
-23.6997
eV
Raw total energy
-23.6997
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0023
eV
DOS at Fermi level
10.2960
Total magnetisation
7.6850
μB

Additional Information

Prototype ID

ABC2_83_spg166

Decomposition

Ba Gd BaSe

Computed at

2022-07-15 11:55:55

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: agm002000973).

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 agm002000973
data_agm002000973
_cell_length_a     4.24571
_cell_length_b     4.24571
_cell_length_c     11.97102
_cell_angle_alpha  79.78555
_cell_angle_beta   79.78555
_cell_angle_gamma  60.00000
_cell_volume       182.92028
_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
  Gd1 Gd 0.00000 0.00000 0.00000 1.00000
  Ba1 Ba 0.10852 0.10852 0.67443 1.00000
  Ba2 Ba 0.89148 0.89148 0.32557 1.00000
  Se1 Se 0.50000 0.50000 0.50000 1.00000
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