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NdTcGe2Ru

Alexandria ALEX

Alex-ID: agm005015997 · Space group: I-4m2 (#119)

Basic Information

Formula
NdTcGe2Ru
Alex-ID
agm005015997
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
94.34
ų
Cell a
4.3010
Å
Cell b
4.3010
Å
Cell c
5.9376
Å
α angle
111.23
°
β angle
111.23
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NdTcGe2Ru
Nd
1.00 · 20.0%
Tc
1.00 · 20.0%
Ge
2.00 · 40.0%
Ru
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0585
eV/atom
Formation energy
-0.5190
eV/atom
Corrected total energy
-36.2438
eV
Raw total energy
-36.2438
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0554
eV
DOS at Fermi level
4.9415
Total magnetisation
0.0008
μB

Additional Information

Prototype ID

ABCD2_49_spg119

Decomposition

Nd2Ge5Ru3 Nd(GeRu)2 Nd(Tc2Ge)2 Nd3Ge5

Computed at

2022-07-04 07:05:49.470246

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: agm005015997).

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 agm005015997
data_agm005015997
_cell_length_a     4.30099
_cell_length_b     4.30099
_cell_length_c     5.93765
_cell_angle_alpha  111.23412
_cell_angle_beta   111.23412
_cell_angle_gamma  90.00000
_cell_volume       94.33583
_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
  Nd1 Nd 0.00000 0.00000 0.00000 1.00000
  Tc1 Tc 0.25000 0.75000 0.50000 1.00000
  Ge1 Ge 0.63061 0.63061 0.26121 1.00000
  Ge2 Ge 0.36939 0.36939 0.73879 1.00000
  Ru1 Ru 0.75000 0.25000 0.50000 1.00000
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