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Sm4Ge5Rh9

Alexandria ALEX

Alex-ID: agm008564886 · Space group: P6_3/mmc (#194)

Basic Information

Formula
Sm4Ge5Rh9
Alex-ID
agm008564886
Elements
3
Sites
36
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
637.51
ų
Cell a
5.6099
Å
Cell b
5.6099
Å
Cell c
23.3913
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4Ge5Rh9
Sm
8.00 · 22.2%
Ge
10.00 · 27.8%
Rh
18.00 · 50.0%

Energy & Stability

Energy above hull
0.0023
eV/atom
Formation energy
-0.8493
eV/atom
Corrected total energy
-246.8616
eV
Raw total energy
-246.8616
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.8261
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A4B5C9_1_spg194

Decomposition

Sm4Ge5Rh9

Computed at

2024-11-01 20:09:24.992585

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: agm008564886).

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 agm008564886
data_agm008564886
_cell_length_a     5.60985
_cell_length_b     5.60985
_cell_length_c     23.39129
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       637.51089
_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
  Sm1 Sm 0.33333 0.66667 0.52882 1.00000
  Sm2 Sm 0.66667 0.33333 0.47118 1.00000
  Sm3 Sm 0.66667 0.33333 0.02882 1.00000
  Sm4 Sm 0.33333 0.66667 0.97118 1.00000
  Sm5 Sm 0.33333 0.66667 0.67410 1.00000
  Sm6 Sm 0.66667 0.33333 0.32590 1.00000
  Sm7 Sm 0.66667 0.33333 0.17410 1.00000
  Sm8 Sm 0.33333 0.66667 0.82590 1.00000
  Ge1 Ge 0.00000 0.00000 0.00000 1.00000
  Ge2 Ge 0.00000 0.00000 0.50000 1.00000
  Ge3 Ge 0.33333 0.66667 0.16710 1.00000
  Ge4 Ge 0.66667 0.33333 0.83290 1.00000
  Ge5 Ge 0.66667 0.33333 0.66710 1.00000
  Ge6 Ge 0.33333 0.66667 0.33290 1.00000
  Ge7 Ge 0.00000 0.00000 0.16731 1.00000
  Ge8 Ge 0.00000 0.00000 0.83269 1.00000
  Ge9 Ge 0.00000 0.00000 0.66731 1.00000
  Ge10 Ge 0.00000 0.00000 0.33269 1.00000
  Rh1 Rh 0.16774 0.33547 0.08579 1.00000
  Rh2 Rh 0.83226 0.66453 0.91421 1.00000
  Rh3 Rh 0.66453 0.83226 0.08579 1.00000
  Rh4 Rh 0.83226 0.66453 0.58579 1.00000
  Rh5 Rh 0.33547 0.16774 0.91421 1.00000
  Rh6 Rh 0.16774 0.33547 0.41421 1.00000
  Rh7 Rh 0.16774 0.83226 0.08579 1.00000
  Rh8 Rh 0.33547 0.16774 0.58579 1.00000
  Rh9 Rh 0.83226 0.16774 0.91421 1.00000
  Rh10 Rh 0.66453 0.83226 0.41421 1.00000
  Rh11 Rh 0.83226 0.16774 0.58579 1.00000
  Rh12 Rh 0.16774 0.83226 0.41421 1.00000
  Rh13 Rh 0.16684 0.33367 0.25000 1.00000
  Rh14 Rh 0.83316 0.66633 0.75000 1.00000
  Rh15 Rh 0.66633 0.83316 0.25000 1.00000
  Rh16 Rh 0.33367 0.16684 0.75000 1.00000
  Rh17 Rh 0.16684 0.83316 0.25000 1.00000
  Rh18 Rh 0.83316 0.16684 0.75000 1.00000
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