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CaEr2Ag3

Alexandria ALEX

Alex-ID: agm040354944 · Space group: P-3m1 (#164)

Basic Information

Formula
CaEr2Ag3
Alex-ID
agm040354944
Elements
3
Sites
6
Space group
P-3m1 (#164)
Crystal system
trigonal
Volume
143.29
ų
Cell a
5.1207
Å
Cell b
5.1207
Å
Cell c
6.3099
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaEr2Ag3
Ca
1.00 · 16.7%
Er
2.00 · 33.3%
Ag
3.00 · 50.0%

Energy & Stability

Energy above hull
0.0125
eV/atom
Formation energy
-0.3190
eV/atom
Corrected total energy
-21.5955
eV
Raw total energy
-21.5955
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.3605
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_76_spg164

Decomposition

CaEr3Ag4 CaAg

Computed at

2025-04-13 15:16:17

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: agm040354944).

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 agm040354944
data_agm040354944
_cell_length_a     5.12073
_cell_length_b     5.12073
_cell_length_c     6.30987
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       143.28956
_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 0.00000 0.00000 0.00000 1.00000
  Er1 Er 0.66667 0.33333 0.33711 1.00000
  Er2 Er 0.33333 0.66667 0.66289 1.00000
  Ag1 Ag 0.00000 0.00000 0.50000 1.00000
  Ag2 Ag 0.66667 0.33333 0.81751 1.00000
  Ag3 Ag 0.33333 0.66667 0.18249 1.00000
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