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TaBeH4

Alexandria ALEX

Alex-ID: agm079080484 · Space group: P4_32_12 (#96)

Basic Information

Formula
TaBeH4
Alex-ID
agm079080484
Elements
3
Sites
24
Space group
P4_32_12 (#96)
Crystal system
tetragonal
Volume
165.46
ų
Cell a
4.5315
Å
Cell b
4.5315
Å
Cell c
8.0577
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TaBeH4
Ta
4.00 · 16.7%
Be
4.00 · 16.7%
H
16.00 · 66.7%

Energy & Stability

Energy above hull
0.1758
eV/atom
Formation energy
-0.0046
eV/atom
Corrected total energy
-114.2624
eV
Raw total energy
-114.2624
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.2904
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_243_spg14

Decomposition

TaH5 BeH2 TaBeH

Computed at

2025-05-27 16:12:31

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: agm079080484).

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 agm079080484
data_agm079080484
_cell_length_a     4.53150
_cell_length_b     4.53150
_cell_length_c     8.05772
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       165.46123
_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
  Ta1 Ta 0.29654 0.70346 0.75000 1.00000
  Ta2 Ta 0.20346 0.20346 0.00000 1.00000
  Ta3 Ta 0.70346 0.29654 0.25000 1.00000
  Ta4 Ta 0.79654 0.79654 0.50000 1.00000
  Be1 Be 0.29630 0.70370 0.25000 1.00000
  Be2 Be 0.20370 0.20370 0.50000 1.00000
  Be3 Be 0.70370 0.29630 0.75000 1.00000
  Be4 Be 0.79630 0.79630 0.00000 1.00000
  H1 H 0.38448 0.01670 0.19007 1.00000
  H2 H 0.00859 0.07658 0.36643 1.00000
  H3 H 0.61552 0.98330 0.69007 1.00000
  H4 H 0.99141 0.92342 0.86643 1.00000
  H5 H 0.07658 0.00859 0.63357 1.00000
  H6 H 0.98330 0.61552 0.30993 1.00000
  H7 H 0.92342 0.99141 0.13357 1.00000
  H8 H 0.01670 0.38448 0.80993 1.00000
  H9 H 0.49141 0.57658 0.38357 1.00000
  H10 H 0.50859 0.42342 0.88357 1.00000
  H11 H 0.51670 0.11552 0.44007 1.00000
  H12 H 0.48330 0.88448 0.94007 1.00000
  H13 H 0.57658 0.49141 0.61643 1.00000
  H14 H 0.42342 0.50859 0.11643 1.00000
  H15 H 0.88448 0.48330 0.05993 1.00000
  H16 H 0.11552 0.51670 0.55993 1.00000
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