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Ca8HoAg4

Alexandria ALEX

Alex-ID: agm098070950 · Space group: Cm (#8)

Basic Information

Formula
Ca8HoAg4
Alex-ID
agm098070950
Elements
3
Sites
13
Space group
Cm (#8)
Crystal system
monoclinic
Volume
408.85
ų
Cell a
3.8561
Å
Cell b
11.2878
Å
Cell c
10.9324
Å
α angle
61.29
°
β angle
79.91
°
γ angle
80.21
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca8HoAg4
Ca
8.00 · 61.5%
Ho
1.00 · 7.7%
Ag
4.00 · 30.8%

Energy & Stability

Energy above hull
0.0810
eV/atom
Formation energy
-0.1513
eV/atom
Corrected total energy
-33.9670
eV
Raw total energy
-33.9670
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
10.9720
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C8_1258_spg8

Decomposition

Ca3Ag Ca5Ag3 Ho

Computed at

2025-06-02 13:44:45

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: agm098070950).

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 agm098070950
data_agm098070950
_cell_length_a     3.85609
_cell_length_b     11.28777
_cell_length_c     10.93242
_cell_angle_alpha  61.28684
_cell_angle_beta   79.90598
_cell_angle_gamma  80.21498
_cell_volume       408.84801
_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 0.12214 0.20457 0.25123 1.00000
  Ca2 Ca 0.42005 0.74965 0.10123 1.00000
  Ca3 Ca 0.26359 0.56942 0.59423 1.00000
  Ca4 Ca 0.48387 0.12696 0.59704 1.00000
  Ca5 Ca 0.74551 0.88917 0.31253 1.00000
  Ca6 Ca 0.92856 0.46008 0.36679 1.00000
  Ca7 Ca 0.68147 0.39917 0.93397 1.00000
  Ca8 Ca 0.58046 0.76021 0.77086 1.00000
  Ho1 Ho 0.31708 0.11215 0.94566 1.00000
  Ag1 Ag 0.94094 0.95168 0.85862 1.00000
  Ag2 Ag 0.05093 0.55592 0.03625 1.00000
  Ag3 Ag 0.84533 0.29367 0.70698 1.00000
  Ag4 Ag 0.12007 0.92735 0.52462 1.00000
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