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CeSm2DyAs4

Alexandria ALEX

Alex-ID: agm017284912 · Space group: I-4m2 (#119)

Basic Information

Formula
CeSm2DyAs4
Alex-ID
agm017284912
Elements
4
Sites
8
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
208.00
ų
Cell a
7.2539
Å
Cell b
7.2539
Å
Cell c
7.2539
Å
α angle
131.77
°
β angle
131.77
°
γ angle
70.59
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeSm2DyAs4
Ce
1.00 · 12.5%
Sm
2.00 · 25.0%
Dy
1.00 · 12.5%
As
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0070
eV/atom
Formation energy
-1.5040
eV/atom
Corrected total energy
-50.6149
eV
Raw total energy
-50.6149
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0011
eV
DOS at Fermi level
6.4497
Total magnetisation
0.5429
μB

Additional Information

Prototype ID

ABC2D4_906_spg1

Decomposition

CeSm2As3 CeSm5As6 CeDy5As6

Computed at

2025-01-17 16:07:46

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: agm017284912).

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 agm017284912
data_agm017284912
_cell_length_a     7.25387
_cell_length_b     7.25387
_cell_length_c     7.25387
_cell_angle_alpha  131.77212
_cell_angle_beta   131.77212
_cell_angle_gamma  70.58917
_cell_volume       207.99708
_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 0.75000 0.25000 0.50000 1.00000
  Sm1 Sm 0.50000 0.50000 0.00000 1.00000
  Sm2 Sm 0.25000 0.75000 0.50000 1.00000
  Dy1 Dy 0.00000 0.00000 0.00000 1.00000
  As1 As 0.24755 0.24755 0.00000 1.00000
  As2 As 0.75245 0.75245 0.00000 1.00000
  As3 As 0.99751 0.49751 0.50000 1.00000
  As4 As 0.50249 0.00249 0.50000 1.00000
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