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Sc4Mn4Ge7

Alexandria ALEX

Alex-ID: agm008540705 · Space group: I4/mmm (#139)

Basic Information

Formula
Sc4Mn4Ge7
Alex-ID
agm008540705
Elements
3
Sites
30
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
481.07
ų
Cell a
9.8910
Å
Cell b
9.8910
Å
Cell c
9.8910
Å
α angle
94.11
°
β angle
94.11
°
γ angle
148.94
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sc4Mn4Ge7
Sc
8.00 · 26.7%
Mn
8.00 · 26.7%
Ge
14.00 · 46.7%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.5485
eV/atom
Corrected total energy
-205.1081
eV
Raw total energy
-205.1081
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0014
eV
DOS at Fermi level
21.8601
Total magnetisation
14.6162
μB

Additional Information

Prototype ID

A4B4C7_0_spg139

Decomposition

Sc4Mn4Ge7

Computed at

2024-09-25 04:01:03.689555

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: agm008540705).

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 agm008540705
data_agm008540705
_cell_length_a     9.89101
_cell_length_b     9.89101
_cell_length_c     9.89101
_cell_angle_alpha  94.11192
_cell_angle_beta   94.11192
_cell_angle_gamma  148.93584
_cell_volume       481.07414
_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
  Sc1 Sc 0.13977 0.13977 0.27954 1.00000
  Sc2 Sc 0.86023 0.86023 0.72046 1.00000
  Sc3 Sc 0.86023 0.13977 0.00000 1.00000
  Sc4 Sc 0.13977 0.86023 0.00000 1.00000
  Sc5 Sc 0.50000 0.30448 0.80448 1.00000
  Sc6 Sc 0.50000 0.69552 0.19552 1.00000
  Sc7 Sc 0.69552 0.50000 0.19552 1.00000
  Sc8 Sc 0.30448 0.50000 0.80448 1.00000
  Mn1 Mn 0.39921 0.89921 0.79842 1.00000
  Mn2 Mn 0.10079 0.60079 0.20158 1.00000
  Mn3 Mn 0.10079 0.89921 0.50000 1.00000
  Mn4 Mn 0.39921 0.60079 0.50000 1.00000
  Mn5 Mn 0.60079 0.39921 0.50000 1.00000
  Mn6 Mn 0.89921 0.10079 0.50000 1.00000
  Mn7 Mn 0.89921 0.39921 0.79842 1.00000
  Mn8 Mn 0.60079 0.10079 0.20158 1.00000
  Ge1 Ge 0.50000 0.09317 0.59317 1.00000
  Ge2 Ge 0.50000 0.90683 0.40683 1.00000
  Ge3 Ge 0.90683 0.50000 0.40683 1.00000
  Ge4 Ge 0.09317 0.50000 0.59317 1.00000
  Ge5 Ge 0.74936 0.74936 0.00000 1.00000
  Ge6 Ge 0.25064 0.25064 0.00000 1.00000
  Ge7 Ge 0.29660 0.29660 0.59320 1.00000
  Ge8 Ge 0.70340 0.70340 0.40680 1.00000
  Ge9 Ge 0.70340 0.29660 0.00000 1.00000
  Ge10 Ge 0.29660 0.70340 0.00000 1.00000
  Ge11 Ge 0.00000 0.28627 0.28627 1.00000
  Ge12 Ge 0.00000 0.71373 0.71373 1.00000
  Ge13 Ge 0.71373 0.00000 0.71373 1.00000
  Ge14 Ge 0.28627 0.00000 0.28627 1.00000
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