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Nd4Fe29Si5

Alexandria ALEX

Alex-ID: agm006221127 · Space group: P-1 (#2)

Basic Information

Formula
Nd4Fe29Si5
Alex-ID
agm006221127
Elements
3
Sites
38
Space group
P-1 (#2)
Crystal system
triclinic
Volume
515.68
ų
Cell a
6.4245
Å
Cell b
6.4023
Å
Cell c
12.8510
Å
α angle
82.88
°
β angle
81.48
°
γ angle
82.86
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd4Fe29Si5
Si
5.00 · 13.2%
Nd
4.00 · 10.5%
Fe
29.00 · 76.3%

Energy & Stability

Energy above hull
0.1491
eV/atom
Formation energy
-0.0684
eV/atom
Corrected total energy
-294.2199
eV
Raw total energy
-294.2199
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0012
eV
DOS at Fermi level
41.4334
Total magnetisation
57.4588
μB

Additional Information

Prototype ID

A4B5C29_0_spg2

Decomposition

Nd(Fe2Si)2 NdFeSi Fe

Computed at

2024-03-16 22:47:34.861015

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: agm006221127).

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 agm006221127
data_agm006221127
_cell_length_a     6.42446
_cell_length_b     6.40231
_cell_length_c     12.85102
_cell_angle_alpha  82.88098
_cell_angle_beta   81.47688
_cell_angle_gamma  82.85865
_cell_volume       515.68072
_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
  Si1 Si 1.00000 0.49999 0.00000 1.00000
  Si2 Si 0.10127 0.10000 0.55114 1.00000
  Si3 Si 0.11666 0.06244 0.05821 1.00000
  Si4 Si 0.88333 0.93757 0.94181 1.00000
  Si5 Si 0.89874 0.90001 0.44887 1.00000
  Nd1 Nd 0.34755 0.34010 0.67642 1.00000
  Nd2 Nd 0.35788 0.32796 0.17651 1.00000
  Nd3 Nd 0.64212 0.67203 0.82350 1.00000
  Nd4 Nd 0.65246 0.65991 0.32359 1.00000
  Fe1 Fe 0.31259 0.68299 0.00681 1.00000
  Fe2 Fe 0.30637 0.69084 0.50378 1.00000
  Fe3 Fe 0.98524 0.32075 0.84395 1.00000
  Fe4 Fe 0.99388 0.30380 0.34709 1.00000
  Fe5 Fe 0.73213 0.00341 0.63277 1.00000
  Fe6 Fe 0.74308 0.99722 0.12940 1.00000
  Fe7 Fe 0.00612 0.69619 0.65292 1.00000
  Fe8 Fe 0.01475 0.67926 0.15606 1.00000
  Fe9 Fe 0.25692 0.00278 0.87061 1.00000
  Fe10 Fe 0.26787 0.99659 0.36723 1.00000
  Fe11 Fe 0.68741 0.31700 0.99320 1.00000
  Fe12 Fe 0.69363 0.30917 0.49623 1.00000
  Fe13 Fe 0.66551 0.66557 0.57689 1.00000
  Fe14 Fe 0.67328 0.66532 0.07430 1.00000
  Fe15 Fe 0.14600 0.67090 0.83594 1.00000
  Fe16 Fe 0.15662 0.65946 0.33346 1.00000
  Fe17 Fe 0.64851 0.16381 0.82626 1.00000
  Fe18 Fe 0.65990 0.15062 0.32814 1.00000
  Fe19 Fe 0.32671 0.33468 0.92572 1.00000
  Fe20 Fe 0.33449 0.33443 0.42311 1.00000
  Fe21 Fe 0.84338 0.34054 0.66655 1.00000
  Fe22 Fe 0.85400 0.32909 0.16407 1.00000
  Fe23 Fe 0.34010 0.84939 0.67187 1.00000
  Fe24 Fe 0.35149 0.83620 0.17376 1.00000
  Fe25 Fe 0.99645 0.00550 0.74971 1.00000
  Fe26 Fe 0.00356 0.99451 0.25031 1.00000
  Fe27 Fe 0.50000 0.99999 0.00001 1.00000
  Fe28 Fe 0.50001 0.00000 0.50000 1.00000
  Fe29 Fe 0.00001 0.50000 0.50000 1.00000
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