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H12C5N2

Alexandria ALEX

Alex-ID: agm005257067 · Space group: Pmm2 (#25)

Basic Information

Formula
H12C5N2
Alex-ID
agm005257067
Elements
3
Sites
38
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
365.41
ų
Cell a
5.7762
Å
Cell b
7.9378
Å
Cell c
7.9696
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
H12C5N2
H
24.00 · 63.2%
C
10.00 · 26.3%
N
4.00 · 10.5%

Energy & Stability

Energy above hull
0.3240
eV/atom
Formation energy
-0.0523
eV/atom
Corrected total energy
-203.7893
eV
Raw total energy
-203.7893
eV

Electronic Structure

Indirect band gap
0.4377
eV
Direct band gap
0.4506
eV
DOS at Fermi level
0.2380
Total magnetisation
0.0403
μB

Additional Information

Prototype ID

A2B5C12_550_spg25

Decomposition

H4C C H3N

Computed at

2023-06-10 03:33:42.625874

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: agm005257067).

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 agm005257067
data_agm005257067
_cell_length_a     5.77622
_cell_length_b     7.93781
_cell_length_c     7.96963
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       365.41157
_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
  H1 H 0.27443 0.34721 0.88903 1.00000
  H2 H 0.27443 0.65279 0.88903 1.00000
  H3 H 0.27443 0.34721 0.11097 1.00000
  H4 H 0.27443 0.65279 0.11097 1.00000
  H5 H 0.20867 0.88854 0.34538 1.00000
  H6 H 0.20867 0.11146 0.34538 1.00000
  H7 H 0.20867 0.88854 0.65462 1.00000
  H8 H 0.20867 0.11146 0.65462 1.00000
  H9 H 0.72862 0.14462 0.61482 1.00000
  H10 H 0.72862 0.85538 0.61482 1.00000
  H11 H 0.72862 0.14462 0.38518 1.00000
  H12 H 0.72862 0.85538 0.38518 1.00000
  H13 H 0.79797 0.61517 0.14410 1.00000
  H14 H 0.79797 0.38483 0.14410 1.00000
  H15 H 0.79797 0.61517 0.85590 1.00000
  H16 H 0.79797 0.38483 0.85590 1.00000
  H17 H 0.49788 0.23375 0.00000 1.00000
  H18 H 0.49788 0.76625 0.00000 1.00000
  H19 H 0.43726 0.00000 0.23620 1.00000
  H20 H 0.43726 0.00000 0.76380 1.00000
  H21 H 0.51276 0.26456 0.50000 1.00000
  H22 H 0.51276 0.73544 0.50000 1.00000
  H23 H 0.58169 0.50000 0.26379 1.00000
  H24 H 0.58169 0.50000 0.73621 1.00000
  C1 C 0.38614 0.34561 0.00000 1.00000
  C2 C 0.38614 0.65439 0.00000 1.00000
  C3 C 0.32031 0.00000 0.34511 1.00000
  C4 C 0.32031 0.00000 0.65489 1.00000
  C5 C 0.62313 0.15204 0.50000 1.00000
  C6 C 0.62313 0.84796 0.50000 1.00000
  C7 C 0.69143 0.50000 0.15149 1.00000
  C8 C 0.69143 0.50000 0.84851 1.00000
  C9 C 0.86016 0.89043 0.00000 1.00000
  C10 C 0.86016 0.10957 0.00000 1.00000
  N1 N 0.53661 0.50000 0.00000 1.00000
  N2 N 0.46812 0.00000 0.50000 1.00000
  N3 N 0.80628 0.00000 0.86451 1.00000
  N4 N 0.80628 0.00000 0.13549 1.00000
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