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Sm3ThB8(Rh2C)4

Alexandria ALEX

Alex-ID: agm011024397 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
Sm3ThB8(Rh2C)4
Alex-ID
agm011024397
Elements
5
Sites
24
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
306.44
ų
Cell a
3.8591
Å
Cell b
3.8591
Å
Cell c
20.5765
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm3ThB8(Rh2C)4
Sm
3.00 · 12.5%
Th
1.00 · 4.2%
B
8.00 · 33.3%
Rh
8.00 · 33.3%
C
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0063
eV/atom
Formation energy
-0.6137
eV/atom
Corrected total energy
-185.4486
eV
Raw total energy
-185.4486
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.5735
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8E8_0_spg123

Decomposition

Sm2ThB6(Rh2C)3 Sm4ThB10(Rh2C)5

Computed at

2024-12-18 06:55:19

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: agm011024397).

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 agm011024397
data_agm011024397
_cell_length_a     3.85911
_cell_length_b     3.85911
_cell_length_c     20.57645
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       306.43905
_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 0.00000 0.00000 0.25191 1.00000
  Sm2 Sm 0.50000 0.50000 0.50000 1.00000
  Sm3 Sm 0.00000 0.00000 0.74809 1.00000
  Th1 Th 0.50000 0.50000 0.00000 1.00000
  B1 B 0.50000 0.50000 0.17719 1.00000
  B2 B 0.00000 0.00000 0.42711 1.00000
  B3 B 0.50000 0.50000 0.67694 1.00000
  B4 B 0.00000 0.00000 0.92628 1.00000
  B5 B 0.00000 0.00000 0.07372 1.00000
  B6 B 0.50000 0.50000 0.32306 1.00000
  B7 B 0.00000 0.00000 0.57289 1.00000
  B8 B 0.50000 0.50000 0.82281 1.00000
  Rh1 Rh 0.00000 0.50000 0.12540 1.00000
  Rh2 Rh 0.50000 0.00000 0.37523 1.00000
  Rh3 Rh 0.00000 0.50000 0.62477 1.00000
  Rh4 Rh 0.50000 0.00000 0.87460 1.00000
  Rh5 Rh 0.50000 0.00000 0.12540 1.00000
  Rh6 Rh 0.00000 0.50000 0.37523 1.00000
  Rh7 Rh 0.50000 0.00000 0.62477 1.00000
  Rh8 Rh 0.00000 0.50000 0.87460 1.00000
  C1 C 0.00000 0.00000 0.00000 1.00000
  C2 C 0.50000 0.50000 0.24988 1.00000
  C3 C 0.00000 0.00000 0.50000 1.00000
  C4 C 0.50000 0.50000 0.75012 1.00000
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