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NaLa(PmHg2)2

Alexandria ALEX

Alex-ID: agm004806325 · Space group: R-3m (#166)

Basic Information

Formula
NaLa(PmHg2)2
Alex-ID
agm004806325
Elements
4
Sites
8
Space group
R-3m (#166)
Crystal system
trigonal
Volume
220.52
ų
Cell a
5.3375
Å
Cell b
5.3375
Å
Cell c
9.4543
Å
α angle
73.60
°
β angle
73.60
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaLa(PmHg2)2
Na
1.00 · 12.5%
La
1.00 · 12.5%
Pm
2.00 · 25.0%
Hg
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0191
eV/atom
Formation energy
-0.3929
eV/atom
Corrected total energy
-20.3346
eV
Raw total energy
-20.3346
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0580
eV
DOS at Fermi level
7.5241
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_337_spg166

Decomposition

NaLaHg2 PmHg

Computed at

2023-01-26 15:57:41.035690

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: agm004806325).

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 agm004806325
data_agm004806325
_cell_length_a     5.33747
_cell_length_b     5.33747
_cell_length_c     9.45433
_cell_angle_alpha  73.60389
_cell_angle_beta   73.60389
_cell_angle_gamma  60.00000
_cell_volume       220.51704
_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
  Na1 Na 0.50000 0.50000 0.50000 1.00000
  La1 La 0.00000 0.00000 0.00000 1.00000
  Pm1 Pm 0.75550 0.75550 0.73351 1.00000
  Pm2 Pm 0.24450 0.24450 0.26649 1.00000
  Hg1 Hg 0.37758 0.37758 0.86725 1.00000
  Hg2 Hg 0.87428 0.87428 0.37715 1.00000
  Hg3 Hg 0.12572 0.12572 0.62285 1.00000
  Hg4 Hg 0.62242 0.62242 0.13275 1.00000
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