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Ce2Sm(ThAs2)3

Alexandria ALEX

Alex-ID: agm036699069 · Space group: C2/m (#12)

Basic Information

Formula
Ce2Sm(ThAs2)3
Alex-ID
agm036699069
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
322.95
ų
Cell a
7.3440
Å
Cell b
7.3440
Å
Cell c
7.3338
Å
α angle
80.38
°
β angle
99.62
°
γ angle
60.02
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ce2Sm(ThAs2)3
Ce
2.00 · 16.7%
Sm
1.00 · 8.3%
Th
3.00 · 25.0%
As
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0041
eV/atom
Formation energy
-1.4432
eV/atom
Corrected total energy
-84.0735
eV
Raw total energy
-84.0734
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0009
eV
DOS at Fermi level
15.0620
Total magnetisation
1.4778
μB

Additional Information

Prototype ID

AB2C3D6_1_spg12

Decomposition

CeTh2As3 Sm3ThAs4 CeThAs2

Computed at

2025-01-30 17:19:53

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: agm036699069).

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 agm036699069
data_agm036699069
_cell_length_a     7.34399
_cell_length_b     7.34399
_cell_length_c     7.33385
_cell_angle_alpha  80.38368
_cell_angle_beta   99.61632
_cell_angle_gamma  60.02001
_cell_volume       322.94602
_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
  Ce1 Ce 0.33341 0.33341 0.00000 1.00000
  Ce2 Ce 0.66659 0.66659 0.00000 1.00000
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Th1 Th 0.16643 0.16643 0.50000 1.00000
  Th2 Th 0.83357 0.83357 0.50000 1.00000
  Th3 Th 0.50000 0.50000 0.50000 1.00000
  As1 As 0.41666 0.91741 0.24791 1.00000
  As2 As 0.25121 0.74879 0.75174 1.00000
  As3 As 0.58334 0.08259 0.75209 1.00000
  As4 As 0.08259 0.58334 0.24791 1.00000
  As5 As 0.74879 0.25121 0.24826 1.00000
  As6 As 0.91741 0.41666 0.75209 1.00000
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