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Nd3Sn3Ge2Au9

Alexandria ALEX

Alex-ID: agm009371371 · Space group: P-62m (#189)

Alexandria Database API

Basic Information

Formula
Nd3Sn3Ge2Au9
Alex-ID
agm009371371
Elements
4
Sites
17
Space group
P-62m (#189)
Crystal system
hexagonal
Volume
368.72
ų
Cell a
10.3864
Å
Cell b
10.3864
Å
Cell c
3.9467
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd3Sn3Ge2Au9
Nd
3.00 · 17.6%
Sn
3.00 · 17.6%
Ge
2.00 · 11.8%
Au
9.00 · 52.9%

Energy & Stability

Energy above hull
0.0502
eV/atom
Formation energy
-0.4832
eV/atom
Corrected total energy
-73.2710
eV
Raw total energy
-73.2710
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.3644
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C3D9_14_spg189

Decomposition

Nd3(GeAu)4 NdGeAu Nd14Au51 SnAu

Computed at

2024-03-15 01:12:18.309607

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: agm009371371).

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 agm009371371
data_agm009371371
_cell_length_a     10.38642
_cell_length_b     10.38642
_cell_length_c     3.94674
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       368.72303
_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 0.40660 0.00000 0.50000 1.00000
  Nd2 Nd 0.00000 0.40660 0.50000 1.00000
  Nd3 Nd 0.59340 0.59340 0.50000 1.00000
  Sn1 Sn 0.76516 0.00000 0.50000 1.00000
  Sn2 Sn 0.00000 0.76516 0.50000 1.00000
  Sn3 Sn 0.23484 0.23484 0.50000 1.00000
  Ge1 Ge 0.33333 0.66667 0.50000 1.00000
  Ge2 Ge 0.66667 0.33333 0.50000 1.00000
  Au1 Au 0.83240 0.53247 0.00000 1.00000
  Au2 Au 0.46753 0.29993 0.00000 1.00000
  Au3 Au 0.70007 0.16760 0.00000 1.00000
  Au4 Au 0.29993 0.46753 0.00000 1.00000
  Au5 Au 0.16760 0.70007 0.00000 1.00000
  Au6 Au 0.53247 0.83240 0.00000 1.00000
  Au7 Au 0.17430 0.00000 0.00000 1.00000
  Au8 Au 0.00000 0.17430 0.00000 1.00000
  Au9 Au 0.82570 0.82570 0.00000 1.00000
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