Navigation

HEAS Data Platform · Materials Science Database

PmTiBeIr2

Alexandria ALEX

Alex-ID: agm005017575 · Space group: I-4m2 (#119)

Basic Information

Formula
PmTiBeIr2
Alex-ID
agm005017575
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
89.11
ų
Cell a
3.9599
Å
Cell b
3.9599
Å
Cell c
6.3350
Å
α angle
108.21
°
β angle
108.21
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmTiBeIr2
Pm
1.00 · 20.0%
Ti
1.00 · 20.0%
Be
1.00 · 20.0%
Ir
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0961
eV/atom
Formation energy
-0.6548
eV/atom
Corrected total energy
-37.3676
eV
Raw total energy
-37.3676
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.1193
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

TiBeIr Pm2TiIr3 TiBe4Ir

Computed at

2022-07-03 23:07:24.665351

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: agm005017575).

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 agm005017575
data_agm005017575
_cell_length_a     3.95989
_cell_length_b     3.95989
_cell_length_c     6.33499
_cell_angle_alpha  108.21248
_cell_angle_beta   108.21248
_cell_angle_gamma  90.00000
_cell_volume       89.10713
_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
  Pm1 Pm 0.00000 0.00000 0.00000 1.00000
  Ti1 Ti 0.25000 0.75000 0.50000 1.00000
  Be1 Be 0.75000 0.25000 0.50000 1.00000
  Ir1 Ir 0.61825 0.61825 0.23649 1.00000
  Ir2 Ir 0.38175 0.38175 0.76351 1.00000
Get direct link