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Ca4AgRh

Alexandria ALEX

Alex-ID: agm003745461 · Space group: P4/mmm (#123)

Basic Information

Formula
Ca4AgRh
Alex-ID
agm003745461
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
181.32
ų
Cell a
5.0054
Å
Cell b
5.0066
Å
Cell c
7.2355
Å
α angle
89.96
°
β angle
89.98
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca4AgRh
Ca
4.00 · 66.7%
Ag
1.00 · 16.7%
Rh
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0819
eV/atom
Formation energy
-0.2509
eV/atom
Corrected total energy
-19.7162
eV
Raw total energy
-19.7162
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0184
eV
DOS at Fermi level
1.7226
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_169_spg123

Decomposition

Ca4AgRh

Computed at

2022-04-18 07:14:31.853703

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: agm003745461).

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 agm003745461
data_agm003745461
_cell_length_a     5.00542
_cell_length_b     5.00656
_cell_length_c     7.23547
_cell_angle_alpha  89.95681
_cell_angle_beta   89.97611
_cell_angle_gamma  90.00044
_cell_volume       181.32036
_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 0.50117 0.99687 0.26600 1.00000
  Ca2 Ca 0.50144 0.99770 0.73023 1.00000
  Ca3 Ca 0.00150 0.49760 0.73023 1.00000
  Ca4 Ca 0.00110 0.49697 0.26606 1.00000
  Ag1 Ag 0.50130 0.49727 0.99816 1.00000
  Rh1 Rh 0.00129 0.99732 0.49815 1.00000
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