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Ca(ScGe)4

Alexandria ALEX

Alex-ID: agm013129487 · Space group: P2_12_12_1 (#19)

Basic Information

Formula
Ca(ScGe)4
Alex-ID
agm013129487
Elements
3
Sites
36
Space group
P2_12_12_1 (#19)
Crystal system
orthorhombic
Volume
751.54
ų
Cell a
7.1643
Å
Cell b
7.4736
Å
Cell c
14.0362
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca(ScGe)4
Ca
4.00 · 11.1%
Sc
16.00 · 44.4%
Ge
16.00 · 44.4%

Energy & Stability

Energy above hull
0.0118
eV/atom
Formation energy
-0.8071
eV/atom
Corrected total energy
-212.2477
eV
Raw total energy
-212.2477
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0187
eV
DOS at Fermi level
21.5466
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C4_63_spg19

Decomposition

Ca2Sc3Ge4 Sc5Ge4

Computed at

2024-12-31 00:40:50

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: agm013129487).

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 agm013129487
data_agm013129487
_cell_length_a     7.16429
_cell_length_b     7.47364
_cell_length_c     14.03617
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       751.54374
_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 0.74338 0.32549 0.65879 1.00000
  Ca2 Ca 0.24338 0.17451 0.34121 1.00000
  Ca3 Ca 0.75662 0.67451 0.15879 1.00000
  Ca4 Ca 0.25662 0.82549 0.84121 1.00000
  Sc1 Sc 0.40783 0.49438 0.49987 1.00000
  Sc2 Sc 0.90783 0.00562 0.50013 1.00000
  Sc3 Sc 0.09217 0.50562 0.99987 1.00000
  Sc4 Sc 0.59217 0.99438 0.00013 1.00000
  Sc5 Sc 0.43028 0.33465 0.12400 1.00000
  Sc6 Sc 0.93028 0.16535 0.87600 1.00000
  Sc7 Sc 0.06972 0.66535 0.62400 1.00000
  Sc8 Sc 0.56972 0.83465 0.37600 1.00000
  Sc9 Sc 0.07295 0.66849 0.37483 1.00000
  Sc10 Sc 0.57295 0.83151 0.62517 1.00000
  Sc11 Sc 0.42705 0.33151 0.87483 1.00000
  Sc12 Sc 0.92705 0.16849 0.12517 1.00000
  Sc13 Sc 0.76471 0.68482 0.85286 1.00000
  Sc14 Sc 0.26471 0.81518 0.14714 1.00000
  Sc15 Sc 0.73529 0.31518 0.35286 1.00000
  Sc16 Sc 0.23529 0.18482 0.64714 1.00000
  Ge1 Ge 0.58409 0.04107 0.20897 1.00000
  Ge2 Ge 0.08409 0.45893 0.79103 1.00000
  Ge3 Ge 0.91591 0.95893 0.70897 1.00000
  Ge4 Ge 0.41591 0.54107 0.29103 1.00000
  Ge5 Ge 0.90529 0.97027 0.29394 1.00000
  Ge6 Ge 0.40529 0.52973 0.70606 1.00000
  Ge7 Ge 0.59471 0.02973 0.79394 1.00000
  Ge8 Ge 0.09471 0.47027 0.20606 1.00000
  Ge9 Ge 0.54101 0.14072 0.50114 1.00000
  Ge10 Ge 0.04101 0.35928 0.49886 1.00000
  Ge11 Ge 0.95899 0.85928 0.00114 1.00000
  Ge12 Ge 0.45899 0.64072 0.99886 1.00000
  Ge13 Ge 0.76931 0.62281 0.49779 1.00000
  Ge14 Ge 0.26931 0.87719 0.50221 1.00000
  Ge15 Ge 0.73069 0.37719 0.99779 1.00000
  Ge16 Ge 0.23069 0.12281 0.00221 1.00000
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