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Sm3Tm(CrN2)4

Alexandria ALEX

Alex-ID: agm046446591 · Space group: R-3m (#166)

Basic Information

Formula
Sm3Tm(CrN2)4
Alex-ID
agm046446591
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
190.75
ų
Cell a
6.3675
Å
Cell b
6.3675
Å
Cell c
6.3675
Å
α angle
62.01
°
β angle
62.01
°
γ angle
62.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm3Tm(CrN2)4
Sm
3.00 · 18.8%
Tm
1.00 · 6.3%
Cr
4.00 · 25.0%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.1782
eV/atom
Formation energy
-1.0581
eV/atom
Corrected total energy
-137.6853
eV
Raw total energy
-137.6853
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.8538
Total magnetisation
10.8270
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

SmN TmN CrN

Computed at

2024-08-15 00:15:56.876605

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: agm046446591).

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 agm046446591
data_agm046446591
_cell_length_a     6.36750
_cell_length_b     6.36750
_cell_length_c     6.36750
_cell_angle_alpha  62.00648
_cell_angle_beta   62.00648
_cell_angle_gamma  62.00648
_cell_volume       190.74691
_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 0.50000 0.50000 0.00000 1.00000
  Sm2 Sm 0.50000 0.00000 0.50000 1.00000
  Sm3 Sm 0.00000 0.50000 0.50000 1.00000
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
  Cr1 Cr 0.50000 0.50000 0.50000 1.00000
  Cr2 Cr 0.50000 0.00000 0.00000 1.00000
  Cr3 Cr 0.00000 0.00000 0.50000 1.00000
  Cr4 Cr 0.00000 0.50000 0.00000 1.00000
  N1 N 0.74068 0.22843 0.74068 1.00000
  N2 N 0.74068 0.74068 0.22843 1.00000
  N3 N 0.76508 0.76508 0.76508 1.00000
  N4 N 0.22843 0.74068 0.74068 1.00000
  N5 N 0.77157 0.25932 0.25932 1.00000
  N6 N 0.23492 0.23492 0.23492 1.00000
  N7 N 0.25932 0.25932 0.77157 1.00000
  N8 N 0.25932 0.77157 0.25932 1.00000
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