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AcTb(MgAu2)2

Alexandria ALEX

Alex-ID: agm004804239 · Space group: R-3m (#166)

Basic Information

Formula
AcTb(MgAu2)2
Alex-ID
agm004804239
Elements
4
Sites
8
Space group
R-3m (#166)
Crystal system
trigonal
Volume
186.82
ų
Cell a
4.7660
Å
Cell b
4.7660
Å
Cell c
9.8877
Å
α angle
76.05
°
β angle
76.05
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcTb(MgAu2)2
Ac
1.00 · 12.5%
Tb
1.00 · 12.5%
Mg
2.00 · 25.0%
Au
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0120
eV/atom
Formation energy
-0.7528
eV/atom
Corrected total energy
-31.0618
eV
Raw total energy
-31.0618
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.1140
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_337_spg166

Decomposition

AcMgAu2 TbMgAu2

Computed at

2022-07-17 02:33:49.625350

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: agm004804239).

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 agm004804239
data_agm004804239
_cell_length_a     4.76600
_cell_length_b     4.76600
_cell_length_c     9.88769
_cell_angle_alpha  76.05402
_cell_angle_beta   76.05402
_cell_angle_gamma  60.00000
_cell_volume       186.82298
_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
  Ac1 Ac 0.00000 0.00000 0.00000 1.00000
  Tb1 Tb 0.50000 0.50000 0.50000 1.00000
  Mg1 Mg 0.75923 0.75923 0.72232 1.00000
  Mg2 Mg 0.24077 0.24077 0.27768 1.00000
  Au1 Au 0.39607 0.39607 0.81179 1.00000
  Au2 Au 0.88252 0.88252 0.35243 1.00000
  Au3 Au 0.11748 0.11748 0.64757 1.00000
  Au4 Au 0.60393 0.60393 0.18821 1.00000
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