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ErNb2C3

Alexandria ALEX

Alex-ID: agm090169182 · Space group: Fddd (#70)

Basic Information

Formula
ErNb2C3
Alex-ID
agm090169182
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
299.34
ų
Cell a
10.8417
Å
Cell b
10.3327
Å
Cell c
5.6924
Å
α angle
79.41
°
β angle
69.52
°
γ angle
31.07
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErNb2C3
Er
4.00 · 16.7%
Nb
8.00 · 33.3%
C
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0220
eV/atom
Formation energy
-0.4606
eV/atom
Corrected total energy
-220.5497
eV
Raw total energy
-220.5497
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0888
eV
DOS at Fermi level
8.3655
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

Er3C4 Nb6C5

Computed at

2025-03-14 11:13:48

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: agm090169182).

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 agm090169182
data_agm090169182
_cell_length_a     10.84166
_cell_length_b     10.33267
_cell_length_c     5.69241
_cell_angle_alpha  79.40648
_cell_angle_beta   69.52243
_cell_angle_gamma  31.07110
_cell_volume       299.33730
_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 0.58308 0.58308 0.41692 1.00000
  Er2 Er 0.41692 0.41692 0.58308 1.00000
  Er3 Er 0.66692 0.66692 0.83308 1.00000
  Er4 Er 0.83308 0.83308 0.66692 1.00000
  Nb1 Nb 0.74970 0.74970 0.25030 1.00000
  Nb2 Nb 0.25030 0.25030 0.74970 1.00000
  Nb3 Nb 0.50030 0.50030 0.99970 1.00000
  Nb4 Nb 0.99970 0.99970 0.50030 1.00000
  Nb5 Nb 0.91691 0.91691 0.08309 1.00000
  Nb6 Nb 0.08309 0.08309 0.91691 1.00000
  Nb7 Nb 0.33309 0.33309 0.16692 1.00000
  Nb8 Nb 0.16691 0.16691 0.33309 1.00000
  C1 C 0.17012 0.66945 0.31333 1.00000
  C2 C 0.66945 0.17012 0.84710 1.00000
  C3 C 0.84710 0.31333 0.66945 1.00000
  C4 C 0.31333 0.84710 0.17012 1.00000
  C5 C 0.07988 0.58055 0.93667 1.00000
  C6 C 0.58055 0.07988 0.40290 1.00000
  C7 C 0.40290 0.93667 0.58055 1.00000
  C8 C 0.93667 0.40290 0.07988 1.00000
  C9 C 0.48207 0.01793 0.01793 1.00000
  C10 C 0.01793 0.48207 0.48207 1.00000
  C11 C 0.76793 0.23207 0.23207 1.00000
  C12 C 0.23207 0.76793 0.76793 1.00000
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