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Ca3Al3PtAu2

Alexandria ALEX

Alex-ID: agm040400720 · Space group: Pm (#6)

Basic Information

Formula
Ca3Al3PtAu2
Alex-ID
agm040400720
Elements
4
Sites
36
Space group
Pm (#6)
Crystal system
monoclinic
Volume
762.87
ų
Cell a
4.4676
Å
Cell b
7.2836
Å
Cell c
23.4444
Å
α angle
89.79
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca3Al3PtAu2
Ca
12.00 · 33.3%
Al
12.00 · 33.3%
Pt
4.00 · 11.1%
Au
8.00 · 22.2%

Energy & Stability

Energy above hull
0.0082
eV/atom
Formation energy
-0.7811
eV/atom
Corrected total energy
-147.6627
eV
Raw total energy
-147.6627
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0227
eV
DOS at Fermi level
21.5603
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D3_12_spg6

Decomposition

CaAl2Pt CaAlAu CaAu

Computed at

2024-11-09 11:13:20.774294

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: agm040400720).

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 agm040400720
data_agm040400720
_cell_length_a     4.46755
_cell_length_b     7.28361
_cell_length_c     23.44438
_cell_angle_alpha  89.79192
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       762.87398
_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
  Ca1 Ca 0.50000 0.48087 0.06005 1.00000
  Ca2 Ca 0.50000 0.47560 0.39162 1.00000
  Ca3 Ca 0.50000 0.47699 0.72553 1.00000
  Ca4 Ca 0.50000 0.98043 0.10903 1.00000
  Ca5 Ca 0.50000 0.98205 0.43794 1.00000
  Ca6 Ca 0.50000 0.98366 0.77324 1.00000
  Ca7 Ca 0.00000 0.51856 0.27389 1.00000
  Ca8 Ca 0.00000 0.51414 0.60730 1.00000
  Ca9 Ca 0.00000 0.51612 0.94169 1.00000
  Ca10 Ca 0.00000 0.01896 0.22605 1.00000
  Ca11 Ca 0.00000 0.01902 0.55916 1.00000
  Ca12 Ca 0.00000 0.02133 0.89349 1.00000
  Al1 Al 0.50000 0.35807 0.19239 1.00000
  Al2 Al 0.50000 0.34525 0.52446 1.00000
  Al3 Al 0.50000 0.34739 0.85852 1.00000
  Al4 Al 0.50000 0.85631 0.30718 1.00000
  Al5 Al 0.50000 0.86203 0.64437 1.00000
  Al6 Al 0.50000 0.86527 0.97881 1.00000
  Al7 Al 0.00000 0.65112 0.14848 1.00000
  Al8 Al 0.00000 0.64510 0.47825 1.00000
  Al9 Al 0.00000 0.64702 0.81234 1.00000
  Al10 Al 0.00000 0.15136 0.01935 1.00000
  Al11 Al 0.00000 0.14945 0.35119 1.00000
  Al12 Al 0.00000 0.14975 0.68508 1.00000
  Pt1 Pt 0.50000 0.20752 0.29414 1.00000
  Pt2 Pt 0.50000 0.20924 0.62721 1.00000
  Pt3 Pt 0.50000 0.21202 0.96144 1.00000
  Pt4 Pt 0.50000 0.70808 0.20564 1.00000
  Au1 Au 0.50000 0.70956 0.53915 1.00000
  Au2 Au 0.50000 0.71065 0.87368 1.00000
  Au3 Au 0.00000 0.78980 0.04081 1.00000
  Au4 Au 0.00000 0.78670 0.37247 1.00000
  Au5 Au 0.00000 0.78698 0.70654 1.00000
  Au6 Au 0.00000 0.28914 0.12699 1.00000
  Au7 Au 0.00000 0.28646 0.45927 1.00000
  Au8 Au 0.00000 0.28798 0.79323 1.00000
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