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Mn2C

Alexandria ALEX

Alex-ID: agm005478652 · Space group: Cmcm (#63)

Basic Information

Formula
Mn2C
Alex-ID
agm005478652
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
59.46
ų
Cell a
5.3528
Å
Cell b
5.3528
Å
Cell c
4.0835
Å
α angle
90.00
°
β angle
90.00
°
γ angle
149.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mn2C
Mn
4.00 · 66.7%
C
2.00 · 33.3%

Energy & Stability

Energy above hull
0.1455
eV/atom
Formation energy
0.0759
eV/atom
Corrected total energy
-54.6707
eV
Raw total energy
-54.6707
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0129
eV
DOS at Fermi level
4.8797
Total magnetisation
6.5975
μB

Additional Information

Prototype ID

AB2_2342_spg36

Decomposition

Mn23C6 C

Computed at

2023-03-19 07:47:40.777206

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: agm005478652).

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 agm005478652
data_agm005478652
_cell_length_a     5.35283
_cell_length_b     5.35283
_cell_length_c     4.08352
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  149.45815
_cell_volume       59.45769
_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
  Mn1 Mn 0.18656 0.81344 0.75000 1.00000
  Mn2 Mn 0.44465 0.55535 0.75000 1.00000
  Mn3 Mn 0.55535 0.44465 0.25000 1.00000
  Mn4 Mn 0.81344 0.18656 0.25000 1.00000
  C1 C 0.82343 0.17657 0.75000 1.00000
  C2 C 0.17657 0.82343 0.25000 1.00000
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