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H3C

Alexandria ALEX

Alex-ID: agm070907668 · Space group: P2_12_12_1 (#19)

Basic Information

Formula
H3C
Alex-ID
agm070907668
Elements
2
Sites
32
Space group
P2_12_12_1 (#19)
Crystal system
orthorhombic
Volume
578.02
ų
Cell a
8.1305
Å
Cell b
8.3061
Å
Cell c
8.5591
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
H3C
H
24.00 · 75.0%
C
8.00 · 25.0%

Energy & Stability

Energy above hull
0.0239
eV/atom
Formation energy
-0.3283
eV/atom
Corrected total energy
-162.0507
eV
Raw total energy
-162.0507
eV

Electronic Structure

Indirect band gap
6.4304
eV
Direct band gap
6.5635
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3_5142_spg212

Decomposition

H4C C

Computed at

2024-08-07 20:06:16.597176

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: agm070907668).

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 agm070907668
data_agm070907668
_cell_length_a     8.13047
_cell_length_b     8.30612
_cell_length_c     8.55906
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       578.01580
_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 0.24063 0.39995 0.75438 1.00000
  H2 H 0.25937 0.60005 0.25438 1.00000
  H3 H 0.74063 0.10005 0.24562 1.00000
  H4 H 0.75937 0.89995 0.74562 1.00000
  H5 H 0.10370 0.74944 0.25798 1.00000
  H6 H 0.89630 0.24944 0.24202 1.00000
  H7 H 0.39630 0.25056 0.75798 1.00000
  H8 H 0.60370 0.75056 0.74202 1.00000
  H9 H 0.74118 0.25552 0.38737 1.00000
  H10 H 0.24118 0.24448 0.61263 1.00000
  H11 H 0.25882 0.75552 0.11263 1.00000
  H12 H 0.75882 0.74448 0.88737 1.00000
  H13 H 0.35218 0.50838 0.49920 1.00000
  H14 H 0.14782 0.49162 0.99920 1.00000
  H15 H 0.64782 0.00838 0.00080 1.00000
  H16 H 0.85218 0.99162 0.50080 1.00000
  H17 H 0.99636 0.64507 0.99554 1.00000
  H18 H 0.49636 0.85493 0.00446 1.00000
  H19 H 0.50364 0.35493 0.49554 1.00000
  H20 H 0.00364 0.14507 0.50446 1.00000
  H21 H 0.48879 0.00662 0.85910 1.00000
  H22 H 0.51121 0.50662 0.64090 1.00000
  H23 H 0.98879 0.49338 0.14090 1.00000
  H24 H 0.01121 0.99338 0.35910 1.00000
  C1 C 0.57246 0.92938 0.92665 1.00000
  C2 C 0.92754 0.07062 0.42665 1.00000
  C3 C 0.07246 0.57062 0.07335 1.00000
  C4 C 0.42754 0.42938 0.57335 1.00000
  C5 C 0.82083 0.17434 0.31978 1.00000
  C6 C 0.67917 0.82566 0.81978 1.00000
  C7 C 0.17917 0.67434 0.18022 1.00000
  C8 C 0.32083 0.32566 0.68022 1.00000
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