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CsBe2GaH8

Alexandria ALEX

Alex-ID: agm078768614 · Space group: P1 (#1)

Basic Information

Formula
CsBe2GaH8
Alex-ID
agm078768614
Elements
4
Sites
36
Space group
P1 (#1)
Crystal system
triclinic
Volume
446.64
ų
Cell a
4.3829
Å
Cell b
4.4692
Å
Cell c
25.7156
Å
α angle
93.26
°
β angle
88.72
°
γ angle
117.36
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CsBe2GaH8
Cs
3.00 · 8.3%
Be
6.00 · 16.7%
Ga
3.00 · 8.3%
H
24.00 · 66.7%

Energy & Stability

Energy above hull
0.1356
eV/atom
Formation energy
-0.0943
eV/atom
Corrected total energy
-115.1633
eV
Raw total energy
-115.1633
eV

Electronic Structure

Indirect band gap
3.3078
eV
Direct band gap
3.3644
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D8_2736_spg1

Decomposition

CsGaH4 BeH2

Computed at

2025-05-27 22:50:05

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: agm078768614).

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 agm078768614
data_agm078768614
_cell_length_a     4.38287
_cell_length_b     4.46921
_cell_length_c     25.71557
_cell_angle_alpha  93.26051
_cell_angle_beta   88.72113
_cell_angle_gamma  117.36045
_cell_volume       446.63828
_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
  Cs1 Cs 0.76846 0.98914 0.49995 1.00000
  Cs2 Cs 0.45052 0.58173 0.16778 1.00000
  Cs3 Cs 0.71607 0.38985 0.83330 1.00000
  Be1 Be 0.08056 0.02076 0.72836 1.00000
  Be2 Be 0.13420 0.96104 0.27171 1.00000
  Be3 Be 0.09297 0.64257 0.39316 1.00000
  Be4 Be 0.39403 0.79970 0.93895 1.00000
  Be5 Be 0.74936 0.15055 0.06022 1.00000
  Be6 Be 0.38887 0.34156 0.60674 1.00000
  Ga1 Ga 0.40574 0.44893 0.00073 1.00000
  Ga2 Ga 0.70828 0.01240 0.66574 1.00000
  Ga3 Ga 0.75637 0.97575 0.33451 1.00000
  H1 H 0.39377 0.11759 0.95716 1.00000
  H2 H 0.46938 0.81515 0.04746 1.00000
  H3 H 0.69167 0.76584 0.95812 1.00000
  H4 H 0.71358 0.43007 0.03702 1.00000
  H5 H 0.10893 0.51962 0.96263 1.00000
  H6 H 0.07430 0.17595 0.03708 1.00000
  H7 H 0.41784 0.67028 0.62901 1.00000
  H8 H 0.79230 0.73363 0.70358 1.00000
  H9 H 0.67368 0.30766 0.63087 1.00000
  H10 H 0.04742 0.30816 0.70888 1.00000
  H11 H 0.05492 0.06353 0.61842 1.00000
  H12 H 0.39489 0.01280 0.71039 1.00000
  H13 H 0.11085 0.25124 0.29505 1.00000
  H14 H 0.79863 0.32678 0.37080 1.00000
  H15 H 0.45641 0.97946 0.28991 1.00000
  H16 H 0.03494 0.92901 0.38240 1.00000
  H17 H 0.82691 0.67688 0.29206 1.00000
  H18 H 0.42096 0.68381 0.36920 1.00000
  H19 H 0.04538 0.02067 0.78224 1.00000
  H20 H 0.11127 0.94976 0.21773 1.00000
  H21 H 0.10642 0.61537 0.44701 1.00000
  H22 H 0.37847 0.75063 0.88497 1.00000
  H23 H 0.79043 0.22054 0.11410 1.00000
  H24 H 0.44120 0.36158 0.55279 1.00000
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