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TmCuSiAu

Alexandria ALEX

Alex-ID: agm019441202 · Space group: P4/nmm (#129)

Basic Information

Formula
TmCuSiAu
Alex-ID
agm019441202
Elements
4
Sites
8
Space group
P4/nmm (#129)
Crystal system
tetragonal
Volume
140.84
ų
Cell a
3.8834
Å
Cell b
3.8834
Å
Cell c
9.3389
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TmCuSiAu
Tm
2.00 · 25.0%
Cu
2.00 · 25.0%
Si
2.00 · 25.0%
Au
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0404
eV/atom
Formation energy
-0.6323
eV/atom
Corrected total energy
-39.7223
eV
Raw total energy
-39.7223
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0287
eV
DOS at Fermi level
2.9735
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_7_spg129

Decomposition

Tm(CuSi)2 TmAu2

Computed at

2024-11-09 00:23:20.856118

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: agm019441202).

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 agm019441202
data_agm019441202
_cell_length_a     3.88343
_cell_length_b     3.88343
_cell_length_c     9.33889
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       140.83981
_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 0.50000 0.75622 1.00000
  Tm2 Tm 0.50000 0.00000 0.24378 1.00000
  Cu1 Cu 0.00000 0.00000 0.50000 1.00000
  Cu2 Cu 0.50000 0.50000 0.50000 1.00000
  Si1 Si 0.00000 0.50000 0.35288 1.00000
  Si2 Si 0.50000 0.00000 0.64712 1.00000
  Au1 Au 0.50000 0.00000 0.92262 1.00000
  Au2 Au 0.00000 0.50000 0.07738 1.00000
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