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Mg2MnNiH6

Alexandria ALEX

Alex-ID: agm007188076 · Space group: Fm-3m (#225)

Basic Information

Formula
Mg2MnNiH6
Alex-ID
agm007188076
Elements
4
Sites
10
Space group
Fm-3m (#225)
Crystal system
cubic
Volume
74.39
ų
Cell a
4.7207
Å
Cell b
4.7207
Å
Cell c
4.7207
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2MnNiH6
Mg
2.00 · 20.0%
Mn
1.00 · 10.0%
Ni
1.00 · 10.0%
H
6.00 · 60.0%

Energy & Stability

Energy above hull
0.1037
eV/atom
Formation energy
-0.1763
eV/atom
Corrected total energy
-39.3440
eV
Raw total energy
-39.3440
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.8083
Total magnetisation
0.7305
μB

Additional Information

Prototype ID

ABC2D6_2247_spg1

Decomposition

MnNi4H5 Mg(NiH3)2 Mn4H3 Mg3MnH7

Computed at

2024-01-28 01:47:27.392686

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: agm007188076).

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 agm007188076
data_agm007188076
_cell_length_a     4.72069
_cell_length_b     4.72069
_cell_length_c     4.72069
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       74.38768
_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 0.75000 0.75000 0.75000 1.00000
  Mg2 Mg 0.25000 0.25000 0.25000 1.00000
  Mn1 Mn 0.00000 0.00000 0.00000 1.00000
  Ni1 Ni 0.50000 0.50000 0.50000 1.00000
  H1 H 0.24772 0.75228 0.24772 1.00000
  H2 H 0.24772 0.24772 0.75228 1.00000
  H3 H 0.75228 0.24772 0.75228 1.00000
  H4 H 0.75228 0.24772 0.24772 1.00000
  H5 H 0.75228 0.75228 0.24772 1.00000
  H6 H 0.24772 0.75228 0.75228 1.00000
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