Navigation

HEAS Data Platform · Materials Science Database

Er3Nb(CrN2)4

Alexandria ALEX

Alex-ID: agm047079697 · Space group: R-3m (#166)

Alexandria Database API

Basic Information

Formula
Er3Nb(CrN2)4
Alex-ID
agm047079697
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
174.44
ų
Cell a
6.1528
Å
Cell b
6.1528
Å
Cell c
6.1528
Å
α angle
62.66
°
β angle
62.66
°
γ angle
62.66
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er3Nb(CrN2)4
Er
3.00 · 18.8%
Nb
1.00 · 6.3%
Cr
4.00 · 25.0%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.1293
eV/atom
Formation energy
-1.1420
eV/atom
Corrected total energy
-144.1438
eV
Raw total energy
-144.1438
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0071
eV
DOS at Fermi level
1.7084
Total magnetisation
10.0735
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

ErNbN2 ErN CrN

Computed at

2024-08-08 02:47:41.757134

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: agm047079697).

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 agm047079697
data_agm047079697
_cell_length_a     6.15277
_cell_length_b     6.15277
_cell_length_c     6.15277
_cell_angle_alpha  62.65694
_cell_angle_beta   62.65694
_cell_angle_gamma  62.65694
_cell_volume       174.44201
_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
  Er1 Er 0.50000 0.00000 0.50000 1.00000
  Er2 Er 0.50000 0.50000 0.00000 1.00000
  Er3 Er 0.00000 0.50000 0.50000 1.00000
  Nb1 Nb 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 0.50000 0.00000 1.00000
  Cr4 Cr 0.00000 0.00000 0.50000 1.00000
  N1 N 0.25298 0.25298 0.77059 1.00000
  N2 N 0.25298 0.77059 0.25298 1.00000
  N3 N 0.23942 0.23942 0.23942 1.00000
  N4 N 0.77059 0.25298 0.25298 1.00000
  N5 N 0.22941 0.74702 0.74702 1.00000
  N6 N 0.76058 0.76058 0.76058 1.00000
  N7 N 0.74702 0.22941 0.74702 1.00000
  N8 N 0.74702 0.74702 0.22941 1.00000
Get direct link