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Ho3TmAu4

Alexandria ALEX

Alex-ID: agm047015362 · Space group: Pmmm (#47)

Basic Information

Formula
Ho3TmAu4
Alex-ID
agm047015362
Elements
3
Sites
8
Space group
Pmmm (#47)
Crystal system
orthorhombic
Volume
182.90
ų
Cell a
3.5463
Å
Cell b
5.0784
Å
Cell c
10.1557
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho3TmAu4
Ho
3.00 · 37.5%
Tm
1.00 · 12.5%
Au
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0189
eV/atom
Formation energy
-0.8752
eV/atom
Corrected total energy
-38.3179
eV
Raw total energy
-38.3179
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0004
eV
DOS at Fermi level
3.6971
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4_311_spg25

Decomposition

TmAu HoAu

Computed at

2025-07-01 20:42:17

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: agm047015362).

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 agm047015362
data_agm047015362
_cell_length_a     3.54631
_cell_length_b     5.07843
_cell_length_c     10.15572
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       182.90121
_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
  Ho1 Ho 0.00000 0.00000 0.74939 1.00000
  Ho2 Ho 0.00000 0.50000 0.00000 1.00000
  Ho3 Ho 0.00000 0.00000 0.25061 1.00000
  Tm1 Tm 0.00000 0.50000 0.50000 1.00000
  Au1 Au 0.50000 0.00000 0.00000 1.00000
  Au2 Au 0.50000 0.50000 0.25278 1.00000
  Au3 Au 0.50000 0.00000 0.50000 1.00000
  Au4 Au 0.50000 0.50000 0.74722 1.00000
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