Navigation

HEAS Data Platform · Materials Science Database

RbBeCrSi2

Alexandria ALEX

Alex-ID: agm001584809 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
RbBeCrSi2
Alex-ID
agm001584809
Elements
4
Sites
5
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
98.56
ų
Cell a
4.5825
Å
Cell b
4.6935
Å
Cell c
4.5825
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
RbBeCrSi2
Cr
1.00 · 20.0%
Si
2.00 · 40.0%
Rb
1.00 · 20.0%
Be
1.00 · 20.0%

Energy & Stability

Energy above hull
0.6685
eV/atom
Formation energy
0.4382
eV/atom
Corrected total energy
-22.9721
eV
Raw total energy
-22.9721
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.2249
Total magnetisation
0.0024
μB

Additional Information

Prototype ID

ABCD2_2_spg123

Decomposition

Be2CrSi Rb RbSi CrSi2

Computed at

2016-11-23 19:22:05

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: agm001584809).

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 agm001584809
data_agm001584809
_cell_length_a     4.58246
_cell_length_b     4.69354
_cell_length_c     4.58246
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       98.55946
_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
  Cr1 Cr 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.00000 0.00000 0.50000 1.00000
  Si2 Si 0.50000 0.00000 0.00000 1.00000
  Rb1 Rb 0.50000 0.50000 0.50000 1.00000
  Be1 Be 0.00000 0.50000 0.00000 1.00000
Get direct link