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TbSm2As3

Alexandria ALEX

Alex-ID: agm077205547 · Space group: Cm (#8)

Basic Information

Formula
TbSm2As3
Alex-ID
agm077205547
Elements
3
Sites
24
Space group
Cm (#8)
Crystal system
monoclinic
Volume
623.20
ų
Cell a
11.0821
Å
Cell b
11.0821
Å
Cell c
11.8449
Å
α angle
57.70
°
β angle
122.30
°
γ angle
149.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TbSm2As3
Tb
4.00 · 16.7%
Sm
8.00 · 33.3%
As
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0001
eV/atom
Formation energy
-1.5317
eV/atom
Corrected total energy
-148.8728
eV
Raw total energy
-148.8728
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0009
eV
DOS at Fermi level
3.0340
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_6459_spg8

Decomposition

TbSmAs2 SmAs

Computed at

2025-01-20 10:55:57

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: agm077205547).

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 agm077205547
data_agm077205547
_cell_length_a     11.08212
_cell_length_b     11.08212
_cell_length_c     11.84487
_cell_angle_alpha  57.69630
_cell_angle_beta   122.30370
_cell_angle_gamma  149.01458
_cell_volume       623.20472
_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
  Tb1 Tb 0.83343 0.16657 0.37468 1.00000
  Tb2 Tb 0.66673 0.33327 0.45796 1.00000
  Tb3 Tb 0.66754 0.33246 0.95912 1.00000
  Tb4 Tb 0.00002 0.99998 0.29160 1.00000
  Sm1 Sm 0.83343 0.16657 0.87503 1.00000
  Sm2 Sm 0.50020 0.49980 0.54131 1.00000
  Sm3 Sm 0.33406 0.66594 0.12580 1.00000
  Sm4 Sm 0.16631 0.83369 0.70756 1.00000
  Sm5 Sm 0.16713 0.83287 0.20864 1.00000
  Sm6 Sm 0.33321 0.66679 0.62433 1.00000
  Sm7 Sm 0.50101 0.49899 0.04275 1.00000
  Sm8 Sm 0.99998 0.00002 0.79126 1.00000
  As1 As 0.33362 0.66638 0.37507 1.00000
  As2 As 0.16546 0.83454 0.45685 1.00000
  As3 As 0.16701 0.83299 0.95838 1.00000
  As4 As 0.50162 0.49838 0.29303 1.00000
  As5 As 0.66685 0.33315 0.70829 1.00000
  As6 As 0.33362 0.66638 0.87504 1.00000
  As7 As 0.83371 0.16629 0.12689 1.00000
  As8 As 0.99873 0.00127 0.53839 1.00000
  As9 As 0.00028 0.99972 0.04349 1.00000
  As10 As 0.83214 0.16786 0.62179 1.00000
  As11 As 0.66838 0.33162 0.20975 1.00000
  As12 As 0.50162 0.49838 0.79306 1.00000
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