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Ca2Ga16Pt9

Alexandria ALEX

Alex-ID: agm008292580 · Space group: Immm (#71)

Basic Information

Formula
Ca2Ga16Pt9
Alex-ID
agm008292580
Elements
3
Sites
27
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
476.11
ų
Cell a
11.4271
Å
Cell b
11.4271
Å
Cell c
11.4271
Å
α angle
159.65
°
β angle
112.46
°
γ angle
71.36
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2Ga16Pt9
Ca
2.00 · 7.4%
Ga
16.00 · 59.3%
Pt
9.00 · 33.3%

Energy & Stability

Energy above hull
0.0168
eV/atom
Formation energy
-0.6530
eV/atom
Corrected total energy
-124.8965
eV
Raw total energy
-124.8965
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0647
eV
DOS at Fermi level
10.0643
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B9C16_1_spg71

Decomposition

CaGa5Pt3 Ga2Pt

Computed at

2024-11-05 10:28:45.617384

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: agm008292580).

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 agm008292580
data_agm008292580
_cell_length_a     11.42706
_cell_length_b     11.42706
_cell_length_c     11.42706
_cell_angle_alpha  159.64821
_cell_angle_beta   112.45945
_cell_angle_gamma  71.36100
_cell_volume       476.10621
_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 0.22628 0.72628 0.50000 1.00000
  Ca2 Ca 0.77372 0.27372 0.50000 1.00000
  Ga1 Ga 0.50805 0.88749 0.62056 1.00000
  Ga2 Ga 0.75610 0.42457 0.33153 1.00000
  Ga3 Ga 0.89339 0.70726 0.18613 1.00000
  Ga4 Ga 0.90696 0.57543 0.33153 1.00000
  Ga5 Ga 0.90807 0.90807 0.00000 1.00000
  Ga6 Ga 0.49195 0.11251 0.37944 1.00000
  Ga7 Ga 0.52113 0.70726 0.81387 1.00000
  Ga8 Ga 0.10661 0.29274 0.81387 1.00000
  Ga9 Ga 0.60289 0.50000 0.10289 1.00000
  Ga10 Ga 0.39711 0.50000 0.89711 1.00000
  Ga11 Ga 0.73307 0.11251 0.62056 1.00000
  Ga12 Ga 0.47887 0.29274 0.18613 1.00000
  Ga13 Ga 0.24390 0.57543 0.66847 1.00000
  Ga14 Ga 0.09304 0.42457 0.66847 1.00000
  Ga15 Ga 0.26693 0.88749 0.37944 1.00000
  Ga16 Ga 0.09193 0.09193 0.00000 1.00000
  Pt1 Pt 0.26776 0.00000 0.26776 1.00000
  Pt2 Pt 0.65580 0.84219 0.81362 1.00000
  Pt3 Pt 0.63197 0.63197 0.00000 1.00000
  Pt4 Pt 0.73224 0.00000 0.73224 1.00000
  Pt5 Pt 0.36803 0.36803 0.00000 1.00000
  Pt6 Pt 0.00000 0.50000 0.50000 1.00000
  Pt7 Pt 0.02857 0.84219 0.18638 1.00000
  Pt8 Pt 0.97143 0.15781 0.81362 1.00000
  Pt9 Pt 0.34420 0.15781 0.18638 1.00000
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