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Ho4ErTm3N8

Alexandria ALEX

Alex-ID: agm047131699 · Space group: R-3m (#166)

Basic Information

Formula
Ho4ErTm3N8
Alex-ID
agm047131699
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
228.26
ų
Cell a
6.8598
Å
Cell b
6.8598
Å
Cell c
6.8598
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho4ErTm3N8
Ho
4.00 · 25.0%
Er
1.00 · 6.3%
Tm
3.00 · 18.8%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0023
eV/atom
Formation energy
-1.9660
eV/atom
Corrected total energy
-131.3667
eV
Raw total energy
-131.3667
eV

Electronic Structure

Indirect band gap
0.1080
eV
Direct band gap
0.1080
eV
DOS at Fermi level
0.4860
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

HoTm4N5 Ho4ErN5 ErTm4N5

Computed at

2025-02-07 11:59:26

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: agm047131699).

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 agm047131699
data_agm047131699
_cell_length_a     6.85982
_cell_length_b     6.85982
_cell_length_c     6.85982
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       228.25664
_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
  Ho1 Ho 0.50000 0.50000 0.50000 1.00000
  Ho2 Ho 0.00000 0.00000 0.50000 1.00000
  Ho3 Ho 0.00000 0.50000 0.00000 1.00000
  Ho4 Ho 0.50000 0.00000 0.00000 1.00000
  Er1 Er 0.00000 0.00000 0.00000 1.00000
  Tm1 Tm 0.50000 0.00000 0.50000 1.00000
  Tm2 Tm 0.00000 0.50000 0.50000 1.00000
  Tm3 Tm 0.50000 0.50000 0.00000 1.00000
  N1 N 0.74851 0.24956 0.24956 1.00000
  N2 N 0.24956 0.74851 0.24956 1.00000
  N3 N 0.25092 0.25092 0.25092 1.00000
  N4 N 0.24956 0.24956 0.74851 1.00000
  N5 N 0.75044 0.75044 0.25149 1.00000
  N6 N 0.74908 0.74908 0.74908 1.00000
  N7 N 0.75044 0.25149 0.75044 1.00000
  N8 N 0.25149 0.75044 0.75044 1.00000
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