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HEAS Data Platform · Materials Science Database

ScNb2C3

Alexandria ALEX

Alex-ID: agm005652219 · Space group: Pnma (#62)

Basic Information

Formula
ScNb2C3
Alex-ID
agm005652219
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
279.21
ų
Cell a
4.5346
Å
Cell b
6.4139
Å
Cell c
9.5999
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ScNb2C3
Sc
4.00 · 16.7%
Nb
8.00 · 33.3%
C
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0135
eV/atom
Formation energy
-0.5697
eV/atom
Corrected total energy
-230.2441
eV
Raw total energy
-230.2441
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0111
eV
DOS at Fermi level
8.4697
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_35_spg14

Decomposition

ScNb2C3

Computed at

2023-08-07 08:51:06.664389

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: agm005652219).

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 agm005652219
data_agm005652219
_cell_length_a     4.53459
_cell_length_b     6.41390
_cell_length_c     9.59993
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  89.99976
_cell_volume       279.20827
_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
  Sc1 Sc 0.24996 0.87433 0.08129 1.00000
  Sc2 Sc 0.24996 0.37433 0.41871 1.00000
  Sc3 Sc 0.75004 0.62567 0.58129 1.00000
  Sc4 Sc 0.75004 0.12567 0.91871 1.00000
  Nb1 Nb 0.25008 0.87750 0.75161 1.00000
  Nb2 Nb 0.25008 0.37750 0.74839 1.00000
  Nb3 Nb 0.24997 0.87542 0.41713 1.00000
  Nb4 Nb 0.24997 0.37542 0.08287 1.00000
  Nb5 Nb 0.75003 0.62458 0.91713 1.00000
  Nb6 Nb 0.75003 0.12458 0.58287 1.00000
  Nb7 Nb 0.74992 0.62250 0.25161 1.00000
  Nb8 Nb 0.74992 0.12250 0.24839 1.00000
  C1 C 0.25005 0.63191 0.58698 1.00000
  C2 C 0.25005 0.13191 0.91302 1.00000
  C3 C 0.25004 0.62233 0.91554 1.00000
  C4 C 0.25004 0.12233 0.58446 1.00000
  C5 C 0.24993 0.62321 0.24971 1.00000
  C6 C 0.24993 0.12321 0.25029 1.00000
  C7 C 0.75007 0.87679 0.74971 1.00000
  C8 C 0.75007 0.37679 0.75029 1.00000
  C9 C 0.74996 0.87767 0.41554 1.00000
  C10 C 0.74996 0.37767 0.08446 1.00000
  C11 C 0.74995 0.86809 0.08698 1.00000
  C12 C 0.74995 0.36809 0.41302 1.00000
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