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Er4Co16B3C

Alexandria ALEX

Alex-ID: agm010976993 · Space group: P-6m2 (#187)

Alexandria Database API

Basic Information

Formula
Er4Co16B3C
Alex-ID
agm010976993
Elements
4
Sites
24
Space group
P-6m2 (#187)
Crystal system
hexagonal
Volume
291.75
ų
Cell a
4.9840
Å
Cell b
4.9840
Å
Cell c
13.5622
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er4Co16B3C
Er
4.00 · 16.7%
Co
16.00 · 66.7%
B
3.00 · 12.5%
C
1.00 · 4.2%

Energy & Stability

Energy above hull
0.0207
eV/atom
Formation energy
-0.2689
eV/atom
Corrected total energy
-167.9412
eV
Raw total energy
-167.9412
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
28.4716
Total magnetisation
-13.7126
μB

Additional Information

Prototype ID

AB3C4D16_40_spg187

Decomposition

Er2Co17 ErCo3B2 ErCo3 ErCoC2

Computed at

2024-04-06 16:35:23

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: agm010976993).

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 agm010976993
data_agm010976993
_cell_length_a     4.98400
_cell_length_b     4.98400
_cell_length_c     13.56218
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       291.75331
_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 0.33333 0.66667 0.24875 1.00000
  Er2 Er 0.33333 0.66667 0.75125 1.00000
  Er3 Er 0.33333 0.66667 0.00000 1.00000
  Er4 Er 0.33333 0.66667 0.50000 1.00000
  Co1 Co 0.66667 0.33333 0.24934 1.00000
  Co2 Co 0.66667 0.33333 0.75066 1.00000
  Co3 Co 0.00000 0.00000 0.75269 1.00000
  Co4 Co 0.00000 0.00000 0.24731 1.00000
  Co5 Co 0.83131 0.66261 0.10169 1.00000
  Co6 Co 0.83348 0.66695 0.60695 1.00000
  Co7 Co 0.33739 0.16869 0.10169 1.00000
  Co8 Co 0.33305 0.16652 0.60695 1.00000
  Co9 Co 0.83131 0.16869 0.10169 1.00000
  Co10 Co 0.83348 0.16652 0.60695 1.00000
  Co11 Co 0.83131 0.66261 0.89831 1.00000
  Co12 Co 0.83348 0.66695 0.39305 1.00000
  Co13 Co 0.33739 0.16869 0.89831 1.00000
  Co14 Co 0.33305 0.16652 0.39305 1.00000
  Co15 Co 0.83131 0.16869 0.89831 1.00000
  Co16 Co 0.83348 0.16652 0.39305 1.00000
  B1 B 0.66667 0.33333 0.50000 1.00000
  B2 B 0.00000 0.00000 0.00000 1.00000
  B3 B 0.00000 0.00000 0.50000 1.00000
  C1 C 0.66667 0.33333 0.00000 1.00000
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