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SrHfAlPt2

Alexandria ALEX

Alex-ID: agm005018172 · Space group: I-4m2 (#119)

Basic Information

Formula
SrHfAlPt2
Alex-ID
agm005018172
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
109.37
ų
Cell a
4.3039
Å
Cell b
4.3039
Å
Cell c
6.6426
Å
α angle
108.90
°
β angle
108.90
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SrHfAlPt2
Sr
1.00 · 20.0%
Hf
1.00 · 20.0%
Al
1.00 · 20.0%
Pt
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0643
eV/atom
Formation energy
-0.9177
eV/atom
Corrected total energy
-32.1529
eV
Raw total energy
-32.1529
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.6325
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Sr3Al2Pt3 HfPt HfAlPt

Computed at

2022-07-03 21:26:49.168304

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: agm005018172).

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 agm005018172
data_agm005018172
_cell_length_a     4.30390
_cell_length_b     4.30390
_cell_length_c     6.64258
_cell_angle_alpha  108.90275
_cell_angle_beta   108.90275
_cell_angle_gamma  90.00000
_cell_volume       109.37077
_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
  Sr1 Sr 0.00000 0.00000 0.00000 1.00000
  Hf1 Hf 0.25000 0.75000 0.50000 1.00000
  Al1 Al 0.75000 0.25000 0.50000 1.00000
  Pt1 Pt 0.61765 0.61765 0.23530 1.00000
  Pt2 Pt 0.38235 0.38235 0.76470 1.00000
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