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Ta2Pd2Rh

Alexandria ALEX

Alex-ID: agm003010789 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Ta2Pd2Rh
Alex-ID
agm003010789
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
166.09
ų
Cell a
7.3843
Å
Cell b
7.3843
Å
Cell c
3.0459
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta2Pd2Rh
Rh
2.00 · 20.0%
Pd
4.00 · 40.0%
Ta
4.00 · 40.0%

Energy & Stability

Energy above hull
0.3444
eV/atom
Formation energy
-0.1261
eV/atom
Corrected total energy
-84.1453
eV
Raw total energy
-84.1453
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0067
eV
DOS at Fermi level
9.3463
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_3_spg127

Decomposition

TaPd2 Ta3Rh TaRh2

Computed at

2017-07-21 03:50:41

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: agm003010789).

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 agm003010789
data_agm003010789
_cell_length_a     7.38432
_cell_length_b     7.38432
_cell_length_c     3.04585
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       166.08503
_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
  Rh1 Rh 0.00000 0.00000 0.00000 1.00000
  Rh2 Rh 0.50000 0.50000 0.00000 1.00000
  Pd1 Pd 0.37425 0.87425 0.00000 1.00000
  Pd2 Pd 0.87425 0.62575 0.00000 1.00000
  Pd3 Pd 0.62575 0.12575 0.00000 1.00000
  Pd4 Pd 0.12575 0.37425 0.00000 1.00000
  Ta1 Ta 0.17630 0.67630 0.50000 1.00000
  Ta2 Ta 0.67630 0.82370 0.50000 1.00000
  Ta3 Ta 0.82370 0.32370 0.50000 1.00000
  Ta4 Ta 0.32370 0.17630 0.50000 1.00000
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