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Ta2Be17

Alexandria ALEX

Alex-ID: agm007757708 · Space group: P6_3/mmc (#194)

Basic Information

Formula
Ta2Be17
Alex-ID
agm007757708
Elements
2
Sites
38
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
335.22
ų
Cell a
7.3439
Å
Cell b
7.3439
Å
Cell c
7.1769
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta2Be17
Ta
4.00 · 10.5%
Be
34.00 · 89.5%

Energy & Stability

Energy above hull
0.0016
eV/atom
Formation energy
-0.1935
eV/atom
Corrected total energy
-181.4534
eV
Raw total energy
-181.4534
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.8143
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B17_0_spg194

Decomposition

Ta2Be17

Computed at

2024-12-19 12:25:09

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: agm007757708).

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 agm007757708
data_agm007757708
_cell_length_a     7.34393
_cell_length_b     7.34393
_cell_length_c     7.17690
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       335.21548
_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 0.00000 0.00000 0.25000 1.00000
  Ta2 Ta 0.00000 0.00000 0.75000 1.00000
  Ta3 Ta 0.33333 0.66667 0.75000 1.00000
  Ta4 Ta 0.66667 0.33333 0.25000 1.00000
  Be1 Be 0.33333 0.66667 0.39731 1.00000
  Be2 Be 0.66667 0.33333 0.60269 1.00000
  Be3 Be 0.66667 0.33333 0.89731 1.00000
  Be4 Be 0.33333 0.66667 0.10269 1.00000
  Be5 Be 0.50000 0.50000 0.50000 1.00000
  Be6 Be 0.50000 0.00000 0.50000 1.00000
  Be7 Be 0.00000 0.50000 0.50000 1.00000
  Be8 Be 0.50000 0.50000 0.00000 1.00000
  Be9 Be 0.50000 0.00000 0.00000 1.00000
  Be10 Be 0.00000 0.50000 0.00000 1.00000
  Be11 Be 0.33068 0.37001 0.25000 1.00000
  Be12 Be 0.62999 0.96067 0.25000 1.00000
  Be13 Be 0.03933 0.66932 0.25000 1.00000
  Be14 Be 0.62999 0.66932 0.25000 1.00000
  Be15 Be 0.03933 0.37001 0.25000 1.00000
  Be16 Be 0.33068 0.96067 0.25000 1.00000
  Be17 Be 0.66932 0.62999 0.75000 1.00000
  Be18 Be 0.37001 0.03933 0.75000 1.00000
  Be19 Be 0.96067 0.33068 0.75000 1.00000
  Be20 Be 0.37001 0.33068 0.75000 1.00000
  Be21 Be 0.96067 0.62999 0.75000 1.00000
  Be22 Be 0.66932 0.03933 0.75000 1.00000
  Be23 Be 0.16348 0.83652 0.51510 1.00000
  Be24 Be 0.16348 0.32696 0.51510 1.00000
  Be25 Be 0.67304 0.83652 0.51510 1.00000
  Be26 Be 0.83652 0.16348 0.48490 1.00000
  Be27 Be 0.83652 0.67304 0.48490 1.00000
  Be28 Be 0.32696 0.16348 0.48490 1.00000
  Be29 Be 0.83652 0.16348 0.01510 1.00000
  Be30 Be 0.83652 0.67304 0.01510 1.00000
  Be31 Be 0.32696 0.16348 0.01510 1.00000
  Be32 Be 0.16348 0.83652 0.98490 1.00000
  Be33 Be 0.16348 0.32696 0.98490 1.00000
  Be34 Be 0.67304 0.83652 0.98490 1.00000
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