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Ac2Be7Pt12

Alexandria ALEX

Alex-ID: agm005671839 · Space group: P-3 (#147)

Basic Information

Formula
Ac2Be7Pt12
Alex-ID
agm005671839
Elements
3
Sites
21
Space group
P-3 (#147)
Crystal system
trigonal
Volume
318.49
ų
Cell a
3.8756
Å
Cell b
9.7413
Å
Cell c
9.7413
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2Be7Pt12
Ac
2.00 · 9.5%
Be
7.00 · 33.3%
Pt
12.00 · 57.1%

Energy & Stability

Energy above hull
0.0993
eV/atom
Formation energy
-0.7138
eV/atom
Corrected total energy
-122.3472
eV
Raw total energy
-122.3472
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.3637
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_5_spg147

Decomposition

AcPt3 Be5Pt6 AcBe2Pt3

Computed at

2023-06-21 06:08:39.311678

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: agm005671839).

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 agm005671839
data_agm005671839
_cell_length_a     3.87558
_cell_length_b     9.74130
_cell_length_c     9.74130
_cell_angle_alpha  120.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       318.49398
_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 0.25052 0.33333 0.66667 1.00000
  Ac2 Ac 0.74948 0.66667 0.33333 1.00000
  Be1 Be 0.50000 0.00000 0.00000 1.00000
  Be2 Be 0.25156 0.90274 0.28860 1.00000
  Be3 Be 0.25156 0.38587 0.09726 1.00000
  Be4 Be 0.25156 0.71140 0.61413 1.00000
  Be5 Be 0.74844 0.09726 0.71140 1.00000
  Be6 Be 0.74844 0.61413 0.90274 1.00000
  Be7 Be 0.74844 0.28860 0.38587 1.00000
  Pt1 Pt 0.24878 0.61980 0.06008 1.00000
  Pt2 Pt 0.24878 0.44027 0.38020 1.00000
  Pt3 Pt 0.24878 0.93992 0.55973 1.00000
  Pt4 Pt 0.75122 0.38020 0.93992 1.00000
  Pt5 Pt 0.75122 0.55973 0.61980 1.00000
  Pt6 Pt 0.75122 0.06008 0.44027 1.00000
  Pt7 Pt 0.25079 0.11511 0.25437 1.00000
  Pt8 Pt 0.25079 0.13926 0.88489 1.00000
  Pt9 Pt 0.25079 0.74563 0.86074 1.00000
  Pt10 Pt 0.74921 0.88489 0.74563 1.00000
  Pt11 Pt 0.74921 0.86074 0.11511 1.00000
  Pt12 Pt 0.74921 0.25437 0.13926 1.00000
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