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HEAS Data Platform · Materials Science Database

Tm5Fe9Si7

Alexandria ALEX

Alex-ID: agm009329026 · Space group: P-6 (#174)

Alexandria Database API

Basic Information

Formula
Tm5Fe9Si7
Alex-ID
agm009329026
Elements
3
Sites
21
Space group
P-6 (#174)
Crystal system
hexagonal
Volume
322.24
ų
Cell a
9.7096
Å
Cell b
9.7096
Å
Cell c
3.9469
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm5Fe9Si7
Tm
5.00 · 23.8%
Fe
9.00 · 42.9%
Si
7.00 · 33.3%

Energy & Stability

Energy above hull
0.0666
eV/atom
Formation energy
-0.5389
eV/atom
Corrected total energy
-147.7992
eV
Raw total energy
-147.7992
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0157
eV
DOS at Fermi level
15.8261
Total magnetisation
16.2425
μB

Additional Information

Prototype ID

A5B7C9_3_spg174

Decomposition

TmFeSi Tm3Fe7Si2 Tm(FeSi)2

Computed at

2024-05-15 15:08:33.097876

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: agm009329026).

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 agm009329026
data_agm009329026
_cell_length_a     9.70956
_cell_length_b     9.70956
_cell_length_c     3.94689
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       322.24353
_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
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
  Tm2 Tm 0.33333 0.66667 0.50000 1.00000
  Tm3 Tm 0.90284 0.45950 0.50000 1.00000
  Tm4 Tm 0.55666 0.09716 0.50000 1.00000
  Tm5 Tm 0.54050 0.44334 0.50000 1.00000
  Fe1 Fe 0.21145 0.91405 0.50000 1.00000
  Fe2 Fe 0.08595 0.29740 0.50000 1.00000
  Fe3 Fe 0.70260 0.78855 0.50000 1.00000
  Fe4 Fe 0.27925 0.35386 0.00000 1.00000
  Fe5 Fe 0.64614 0.92540 0.00000 1.00000
  Fe6 Fe 0.07460 0.72075 0.00000 1.00000
  Fe7 Fe 0.36205 0.15025 0.00000 1.00000
  Fe8 Fe 0.84975 0.21180 0.00000 1.00000
  Fe9 Fe 0.78820 0.63795 0.00000 1.00000
  Si1 Si 0.24212 0.17284 0.50000 1.00000
  Si2 Si 0.82716 0.06928 0.50000 1.00000
  Si3 Si 0.93072 0.75788 0.50000 1.00000
  Si4 Si 0.54987 0.65140 0.00000 1.00000
  Si5 Si 0.34860 0.89847 0.00000 1.00000
  Si6 Si 0.10153 0.45013 0.00000 1.00000
  Si7 Si 0.66667 0.33333 0.00000 1.00000
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