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Tm4Cu3Ag

Alexandria ALEX

Alex-ID: agm050409200 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
Tm4Cu3Ag
Alex-ID
agm050409200
Elements
3
Sites
8
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
165.86
ų
Cell a
3.4594
Å
Cell b
3.4594
Å
Cell c
13.8595
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm4Cu3Ag
Tm
4.00 · 50.0%
Cu
3.00 · 37.5%
Ag
1.00 · 12.5%

Energy & Stability

Energy above hull
0.0045
eV/atom
Formation energy
-0.2746
eV/atom
Corrected total energy
-35.4141
eV
Raw total energy
-35.4141
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
5.2505
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4_38_spg123

Decomposition

Tm5Cu4Ag TmAg

Computed at

2024-12-17 11:45:51

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: agm050409200).

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 agm050409200
data_agm050409200
_cell_length_a     3.45936
_cell_length_b     3.45936
_cell_length_c     13.85953
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       165.85959
_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 0.86424 1.00000
  Tm2 Tm 0.00000 0.00000 0.13576 1.00000
  Tm3 Tm 0.00000 0.00000 0.37840 1.00000
  Tm4 Tm 0.00000 0.00000 0.62160 1.00000
  Cu1 Cu 0.50000 0.50000 0.25607 1.00000
  Cu2 Cu 0.50000 0.50000 0.50000 1.00000
  Cu3 Cu 0.50000 0.50000 0.74393 1.00000
  Ag1 Ag 0.50000 0.50000 0.00000 1.00000
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