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Ta2ZnH5

Alexandria ALEX

Alex-ID: agm007274877 · Space group: P4/ncc (#130)

Alexandria Database API

Basic Information

Formula
Ta2ZnH5
Alex-ID
agm007274877
Elements
3
Sites
32
Space group
P4/ncc (#130)
Crystal system
tetragonal
Volume
250.49
ų
Cell a
6.9575
Å
Cell b
6.9575
Å
Cell c
5.1747
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta2ZnH5
Ta
8.00 · 25.0%
Zn
4.00 · 12.5%
H
20.00 · 62.5%

Energy & Stability

Energy above hull
0.2017
eV/atom
Formation energy
0.0436
eV/atom
Corrected total energy
-163.3341
eV
Raw total energy
-163.3341
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.4530
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_78_spg130

Decomposition

ZnH2 TaH2 Zn

Computed at

2025-05-27 00:18:50

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: agm007274877).

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 agm007274877
data_agm007274877
_cell_length_a     6.95746
_cell_length_b     6.95746
_cell_length_c     5.17474
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       250.48985
_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 0.34442 0.65558 0.25000 1.00000
  Ta2 Ta 0.65558 0.65558 0.75000 1.00000
  Ta3 Ta 0.34442 0.34442 0.75000 1.00000
  Ta4 Ta 0.65558 0.34442 0.25000 1.00000
  Ta5 Ta 0.15558 0.84442 0.75000 1.00000
  Ta6 Ta 0.84442 0.84442 0.25000 1.00000
  Ta7 Ta 0.15558 0.15558 0.25000 1.00000
  Ta8 Ta 0.84442 0.15558 0.75000 1.00000
  Zn1 Zn 0.00000 0.50000 0.54057 1.00000
  Zn2 Zn 0.00000 0.50000 0.04057 1.00000
  Zn3 Zn 0.50000 0.00000 0.45943 1.00000
  Zn4 Zn 0.50000 0.00000 0.95943 1.00000
  H1 H 0.00000 0.00000 0.50000 1.00000
  H2 H 0.00000 0.00000 0.00000 1.00000
  H3 H 0.50000 0.50000 0.00000 1.00000
  H4 H 0.50000 0.50000 0.50000 1.00000
  H5 H 0.89899 0.25258 0.40622 1.00000
  H6 H 0.10101 0.25258 0.90622 1.00000
  H7 H 0.89899 0.74742 0.90622 1.00000
  H8 H 0.10101 0.74742 0.40622 1.00000
  H9 H 0.75258 0.39899 0.90622 1.00000
  H10 H 0.24742 0.39899 0.40622 1.00000
  H11 H 0.75258 0.60101 0.40622 1.00000
  H12 H 0.24742 0.60101 0.90622 1.00000
  H13 H 0.60101 0.24742 0.59378 1.00000
  H14 H 0.39899 0.24742 0.09378 1.00000
  H15 H 0.60101 0.75258 0.09378 1.00000
  H16 H 0.39899 0.75258 0.59378 1.00000
  H17 H 0.74742 0.10101 0.09378 1.00000
  H18 H 0.25258 0.10101 0.59378 1.00000
  H19 H 0.74742 0.89899 0.59378 1.00000
  H20 H 0.25258 0.89899 0.09378 1.00000
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