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CaY2ErIn4

Alexandria ALEX

Alex-ID: agm013390002 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
CaY2ErIn4
Alex-ID
agm013390002
Elements
4
Sites
8
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
215.03
ų
Cell a
5.3560
Å
Cell b
5.3560
Å
Cell c
7.4959
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaY2ErIn4
Ca
1.00 · 12.5%
Y
2.00 · 25.0%
Er
1.00 · 12.5%
In
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0119
eV/atom
Formation energy
-0.4528
eV/atom
Corrected total energy
-34.1918
eV
Raw total energy
-34.1918
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.7394
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_54_spg6

Decomposition

Y5ErIn6 Ca2YIn3 YEr3In4

Computed at

2025-06-30 20:25:26

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: agm013390002).

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 agm013390002
data_agm013390002
_cell_length_a     5.35596
_cell_length_b     5.35596
_cell_length_c     7.49592
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       215.03040
_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 0.50000 0.00000 1.00000
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Y2 Y 0.50000 0.50000 0.50000 1.00000
  Er1 Er 0.00000 0.00000 0.50000 1.00000
  In1 In 0.00000 0.50000 0.74616 1.00000
  In2 In 0.00000 0.50000 0.25384 1.00000
  In3 In 0.50000 0.00000 0.25384 1.00000
  In4 In 0.50000 0.00000 0.74616 1.00000
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