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CaIn2Ge

Alexandria ALEX

Alex-ID: agm002811694 · Space group: I-42d (#122)

Basic Information

Formula
CaIn2Ge
Alex-ID
agm002811694
Elements
3
Sites
8
Space group
I-42d (#122)
Crystal system
tetragonal
Volume
217.72
ų
Cell a
8.5828
Å
Cell b
8.5828
Å
Cell c
6.7504
Å
α angle
50.53
°
β angle
50.53
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaIn2Ge
Ge
2.00 · 25.0%
Ca
2.00 · 25.0%
In
4.00 · 50.0%

Energy & Stability

Energy above hull
0.1287
eV/atom
Formation energy
-0.2096
eV/atom
Corrected total energy
-25.9945
eV
Raw total energy
-25.9945
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.5037
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_185_spg122

Decomposition

CaIn2 CaGe2 In

Computed at

2017-02-21 00:06:13

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: agm002811694).

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 agm002811694
data_agm002811694
_cell_length_a     8.58284
_cell_length_b     8.58284
_cell_length_c     6.75042
_cell_angle_alpha  50.52608
_cell_angle_beta   50.52608
_cell_angle_gamma  90.00000
_cell_volume       217.72426
_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
  Ge1 Ge 0.00000 0.00000 0.00000 1.00000
  Ge2 Ge 0.75000 0.25000 0.50000 1.00000
  Ca1 Ca 0.50000 0.50000 0.00000 1.00000
  Ca2 Ca 0.25000 0.75000 0.50000 1.00000
  In1 In 0.68636 0.12500 0.25000 1.00000
  In2 In 0.06364 0.62500 0.25000 1.00000
  In3 In 0.37500 0.31364 0.75000 1.00000
  In4 In 0.87500 0.93636 0.75000 1.00000
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