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Ba2UBeSe5

Alexandria ALEX

Alex-ID: agm005157133 · Space group: Cmc2_1 (#36)

Basic Information

Formula
Ba2UBeSe5
Alex-ID
agm005157133
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
530.88
ų
Cell a
4.2341
Å
Cell b
9.4882
Å
Cell c
13.5562
Å
α angle
90.00
°
β angle
90.00
°
γ angle
102.89
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2UBeSe5
Ba
4.00 · 22.2%
U
2.00 · 11.1%
Be
2.00 · 11.1%
Se
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0337
eV/atom
Formation energy
-1.4556
eV/atom
Corrected total energy
-98.8259
eV
Raw total energy
-98.8259
eV

Electronic Structure

Indirect band gap
0.0023
eV
Direct band gap
0.0561
eV
DOS at Fermi level
7.1839
Total magnetisation
4.0002
μB

Additional Information

Prototype ID

ABC2D5_211_spg36

Decomposition

Ba5(USe4)3 U2Se3 BaSe BeSe

Computed at

2023-01-21 05:25:54.368101

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: agm005157133).

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 agm005157133
data_agm005157133
_cell_length_a     4.23413
_cell_length_b     9.48820
_cell_length_c     13.55616
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  102.89271
_cell_volume       530.87886
_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
  Ba1 Ba 0.88141 0.76283 0.83805 1.00000
  Ba2 Ba 0.12015 0.24030 0.69466 1.00000
  Ba3 Ba 0.11859 0.23717 0.33805 1.00000
  Ba4 Ba 0.87985 0.75970 0.19466 1.00000
  U1 U 0.80777 0.61555 0.52559 1.00000
  U2 U 0.19223 0.38445 0.02559 1.00000
  Be1 Be 0.56496 0.12992 0.91768 1.00000
  Be2 Be 0.43504 0.87008 0.41768 1.00000
  Se1 Se 0.34221 0.68441 0.01673 1.00000
  Se2 Se 0.68747 0.37495 0.87999 1.00000
  Se3 Se 0.50448 0.00896 0.77952 1.00000
  Se4 Se 0.30489 0.60978 0.66696 1.00000
  Se5 Se 0.95756 0.91512 0.50478 1.00000
  Se6 Se 0.65779 0.31559 0.51673 1.00000
  Se7 Se 0.31253 0.62505 0.37999 1.00000
  Se8 Se 0.49552 0.99104 0.27952 1.00000
  Se9 Se 0.69511 0.39022 0.16696 1.00000
  Se10 Se 0.04244 0.08488 0.00478 1.00000
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