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Tm2MnNi3Ge4

Alexandria ALEX

Alex-ID: agm004510482 · Space group: P-4m2 (#115)

Alexandria Database API

Basic Information

Formula
Tm2MnNi3Ge4
Alex-ID
agm004510482
Elements
4
Sites
10
Space group
P-4m2 (#115)
Crystal system
tetragonal
Volume
161.21
ų
Cell a
3.9999
Å
Cell b
3.9999
Å
Cell c
10.0757
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm2MnNi3Ge4
Tm
2.00 · 20.0%
Mn
1.00 · 10.0%
Ni
3.00 · 30.0%
Ge
4.00 · 40.0%

Energy & Stability

Energy above hull
0.0187
eV/atom
Formation energy
-0.6027
eV/atom
Corrected total energy
-59.9611
eV
Raw total energy
-59.9611
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0147
eV
DOS at Fermi level
5.7922
Total magnetisation
2.7421
μB

Additional Information

Prototype ID

AB2C3D4_7_spg115

Decomposition

Tm(NiGe)2 Tm(MnGe)6 TmNiGe

Computed at

2022-06-21 09:55:40.825672

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: agm004510482).

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 agm004510482
data_agm004510482
_cell_length_a     3.99992
_cell_length_b     3.99992
_cell_length_c     10.07575
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       161.20554
_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
  Tm1 Tm 0.50000 0.00000 0.24569 1.00000
  Tm2 Tm 0.00000 0.50000 0.75431 1.00000
  Mn1 Mn 0.50000 0.50000 0.50000 1.00000
  Ni1 Ni 0.00000 0.00000 0.50000 1.00000
  Ni2 Ni 0.50000 0.00000 0.87156 1.00000
  Ni3 Ni 0.00000 0.50000 0.12844 1.00000
  Ge1 Ge 0.50000 0.50000 0.00000 1.00000
  Ge2 Ge 0.00000 0.00000 0.00000 1.00000
  Ge3 Ge 0.50000 0.00000 0.63992 1.00000
  Ge4 Ge 0.00000 0.50000 0.36008 1.00000
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