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Mg(BC3)4

Alexandria ALEX

Alex-ID: agm071336735 · Space group: I4_1/amd (#141)

Basic Information

Formula
Mg(BC3)4
Alex-ID
agm071336735
Elements
3
Sites
34
Space group
I4_1/amd (#141)
Crystal system
tetragonal
Volume
252.41
ų
Cell a
10.0932
Å
Cell b
10.0932
Å
Cell c
10.0932
Å
α angle
150.26
°
β angle
150.26
°
γ angle
42.56
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg(BC3)4
Mg
2.00 · 5.9%
B
8.00 · 23.5%
C
24.00 · 70.6%

Energy & Stability

Energy above hull
0.5724
eV/atom
Formation energy
0.5073
eV/atom
Corrected total energy
-260.7329
eV
Raw total energy
-260.7328
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0969
eV
DOS at Fermi level
8.3150
Total magnetisation
-0.0018
μB

Additional Information

Prototype ID

AB4C12_286_spg141

Decomposition

Mg(BC)2 Mg(B6C)2 C

Computed at

2024-08-05 11:14:15.063503

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: agm071336735).

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 agm071336735
data_agm071336735
_cell_length_a     10.09316
_cell_length_b     10.09316
_cell_length_c     10.09316
_cell_angle_alpha  150.25859
_cell_angle_beta   150.25859
_cell_angle_gamma  42.56195
_cell_volume       252.41452
_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
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
  Mg2 Mg 0.75000 0.25000 0.50000 1.00000
  B1 B 0.87500 0.42508 0.05008 1.00000
  B2 B 0.87500 0.82492 0.44992 1.00000
  B3 B 0.37500 0.82492 0.94992 1.00000
  B4 B 0.37500 0.42508 0.55008 1.00000
  B5 B 0.57492 0.12500 0.94992 1.00000
  B6 B 0.17508 0.12500 0.55008 1.00000
  B7 B 0.17508 0.62500 0.05008 1.00000
  B8 B 0.57492 0.62500 0.44992 1.00000
  C1 C 0.50398 0.29101 0.78704 1.00000
  C2 C 0.24602 0.95899 0.71296 1.00000
  C3 C 0.50398 0.71694 0.21296 1.00000
  C4 C 0.24602 0.53306 0.28704 1.00000
  C5 C 0.46694 0.75398 0.71296 1.00000
  C6 C 0.28306 0.49602 0.78704 1.00000
  C7 C 0.04101 0.75398 0.28704 1.00000
  C8 C 0.70899 0.49602 0.21296 1.00000
  C9 C 0.43846 0.07442 0.63596 1.00000
  C10 C 0.31154 0.17558 0.86404 1.00000
  C11 C 0.43846 0.80251 0.36404 1.00000
  C12 C 0.31154 0.44749 0.13596 1.00000
  C13 C 0.55251 0.68846 0.86404 1.00000
  C14 C 0.19749 0.56154 0.63596 1.00000
  C15 C 0.82442 0.68846 0.13596 1.00000
  C16 C 0.92558 0.56154 0.36404 1.00000
  C17 C 0.58022 0.23587 0.65565 1.00000
  C18 C 0.16978 0.01413 0.84435 1.00000
  C19 C 0.58022 0.92457 0.34435 1.00000
  C20 C 0.16978 0.32543 0.15565 1.00000
  C21 C 0.67457 0.83022 0.84435 1.00000
  C22 C 0.07543 0.41978 0.65565 1.00000
  C23 C 0.98587 0.83022 0.15565 1.00000
  C24 C 0.76413 0.41978 0.34435 1.00000
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