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CePr2(SmAs2)3

Alexandria ALEX

Alex-ID: agm034201145 · Space group: C2/m (#12)

Basic Information

Formula
CePr2(SmAs2)3
Alex-ID
agm034201145
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
324.76
ų
Cell a
9.4879
Å
Cell b
9.4879
Å
Cell c
8.4967
Å
α angle
77.01
°
β angle
102.99
°
γ angle
154.13
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CePr2(SmAs2)3
Ce
1.00 · 8.3%
Pr
2.00 · 16.7%
Sm
3.00 · 25.0%
As
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0043
eV/atom
Formation energy
-1.5039
eV/atom
Corrected total energy
-75.6164
eV
Raw total energy
-75.6164
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0017
eV
DOS at Fermi level
6.3472
Total magnetisation
0.5363
μB

Additional Information

Prototype ID

AB2C3D6_562_spg12

Decomposition

CeSm5As6 CePr5As6

Computed at

2025-01-14 07:18:02

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: agm034201145).

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 agm034201145
data_agm034201145
_cell_length_a     9.48790
_cell_length_b     9.48790
_cell_length_c     8.49675
_cell_angle_alpha  77.01271
_cell_angle_beta   102.98729
_cell_angle_gamma  154.12869
_cell_volume       324.76227
_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 0.50000 0.50000 0.00000 1.00000
  Pr1 Pr 0.83294 0.16706 0.16831 1.00000
  Pr2 Pr 0.16706 0.83294 0.83169 1.00000
  Sm1 Sm 0.50000 0.50000 0.50000 1.00000
  Sm2 Sm 0.16765 0.83235 0.33535 1.00000
  Sm3 Sm 0.83235 0.16765 0.66465 1.00000
  As1 As 0.66409 0.33591 0.08557 1.00000
  As2 As 0.66626 0.33374 0.57944 1.00000
  As3 As 0.33591 0.66409 0.91443 1.00000
  As4 As 0.99857 0.00143 0.75159 1.00000
  As5 As 0.00143 0.99857 0.24841 1.00000
  As6 As 0.33374 0.66626 0.42056 1.00000
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