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CePaGe2Ir5

Alexandria ALEX

Alex-ID: agm005168506 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
CePaGe2Ir5
Alex-ID
agm005168506
Elements
4
Sites
9
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
188.16
ų
Cell a
4.0128
Å
Cell b
4.0128
Å
Cell c
11.6848
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CePaGe2Ir5
Ce
1.00 · 11.1%
Pa
1.00 · 11.1%
Ge
2.00 · 22.2%
Ir
5.00 · 55.6%

Energy & Stability

Energy above hull
0.3106
eV/atom
Formation energy
-0.4991
eV/atom
Corrected total energy
-73.4645
eV
Raw total energy
-73.4645
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0013
eV
DOS at Fermi level
10.1072
Total magnetisation
0.6754
μB

Additional Information

Prototype ID

ABC2D5_209_spg123

Decomposition

Ce(GeIr)2 PaIr3

Computed at

2023-01-07 20:28:55.694602

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: agm005168506).

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 agm005168506
data_agm005168506
_cell_length_a     4.01279
_cell_length_b     4.01279
_cell_length_c     11.68482
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       188.15506
_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
  Ce1 Ce 0.00000 0.00000 0.50000 1.00000
  Pa1 Pa 0.00000 0.00000 0.00000 1.00000
  Ge1 Ge 0.50000 0.50000 0.29183 1.00000
  Ge2 Ge 0.50000 0.50000 0.70817 1.00000
  Ir1 Ir 0.00000 0.50000 0.16960 1.00000
  Ir2 Ir 0.50000 0.00000 0.16960 1.00000
  Ir3 Ir 0.00000 0.50000 0.83040 1.00000
  Ir4 Ir 0.50000 0.00000 0.83040 1.00000
  Ir5 Ir 0.50000 0.50000 0.50000 1.00000
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