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AcMg2Pt9

Alexandria ALEX

Alex-ID: agm005935948 · Space group: R-3m (#166)

Basic Information

Formula
AcMg2Pt9
Alex-ID
agm005935948
Elements
3
Sites
12
Space group
R-3m (#166)
Crystal system
trigonal
Volume
222.66
ų
Cell a
5.4309
Å
Cell b
5.4309
Å
Cell c
9.2637
Å
α angle
72.95
°
β angle
72.95
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcMg2Pt9
Ac
1.00 · 8.3%
Mg
2.00 · 16.7%
Pt
9.00 · 75.0%

Energy & Stability

Energy above hull
0.0811
eV/atom
Formation energy
-0.6201
eV/atom
Corrected total energy
-69.5314
eV
Raw total energy
-69.5314
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.1078
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C9_0_spg166

Decomposition

MgPt2 AcPt5

Computed at

2023-07-24 10:54:22.473721

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: agm005935948).

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 agm005935948
data_agm005935948
_cell_length_a     5.43086
_cell_length_b     5.43086
_cell_length_c     9.26374
_cell_angle_alpha  72.95491
_cell_angle_beta   72.95492
_cell_angle_gamma  59.99998
_cell_volume       222.65568
_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
  Mg1 Mg 0.85324 0.85324 0.44029 1.00000
  Mg2 Mg 0.14676 0.14676 0.55971 1.00000
  Pt1 Pt 0.66671 0.66671 0.99987 1.00000
  Pt2 Pt 0.33329 0.33329 0.00013 1.00000
  Pt3 Pt 0.50000 0.50000 0.50000 1.00000
  Pt4 Pt 0.41052 0.41052 0.26053 1.00000
  Pt5 Pt 0.91844 0.41052 0.26053 1.00000
  Pt6 Pt 0.41052 0.91844 0.26053 1.00000
  Pt7 Pt 0.58948 0.58948 0.73947 1.00000
  Pt8 Pt 0.58948 0.08156 0.73947 1.00000
  Pt9 Pt 0.08156 0.58948 0.73947 1.00000
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