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Na7CdHg3

Alexandria ALEX

Alex-ID: agm005994508 · Space group: Cmcm (#63)

Basic Information

Formula
Na7CdHg3
Alex-ID
agm005994508
Elements
3
Sites
22
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
630.46
ų
Cell a
3.5164
Å
Cell b
13.1435
Å
Cell c
13.7646
Å
α angle
90.00
°
β angle
90.00
°
γ angle
97.69
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na7CdHg3
Na
14.00 · 63.6%
Cd
2.00 · 9.1%
Hg
6.00 · 27.3%

Energy & Stability

Energy above hull
0.0281
eV/atom
Formation energy
-0.1348
eV/atom
Corrected total energy
-25.4444
eV
Raw total energy
-25.4444
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.7212
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C7_166_spg63

Decomposition

Na3Hg2 Na8Hg3 NaCd2

Computed at

2023-08-13 22:18:55.304408

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: agm005994508).

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 agm005994508
data_agm005994508
_cell_length_a     3.51643
_cell_length_b     13.14352
_cell_length_c     13.76458
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  97.68752
_cell_volume       630.45665
_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 0.39990 0.79979 0.75000 1.00000
  Na2 Na 0.60010 0.20021 0.25000 1.00000
  Na3 Na 0.48134 0.96268 0.38510 1.00000
  Na4 Na 0.51866 0.03732 0.61490 1.00000
  Na5 Na 0.51866 0.03732 0.88510 1.00000
  Na6 Na 0.48134 0.96268 0.11490 1.00000
  Na7 Na 0.34206 0.68413 0.41646 1.00000
  Na8 Na 0.65794 0.31587 0.58354 1.00000
  Na9 Na 0.20638 0.41277 0.38020 1.00000
  Na10 Na 0.79362 0.58723 0.61980 1.00000
  Na11 Na 0.79362 0.58723 0.88020 1.00000
  Na12 Na 0.20638 0.41277 0.11980 1.00000
  Na13 Na 0.34206 0.68413 0.08354 1.00000
  Na14 Na 0.65794 0.31587 0.91646 1.00000
  Cd1 Cd 0.90090 0.80180 0.25000 1.00000
  Cd2 Cd 0.09910 0.19820 0.75000 1.00000
  Hg1 Hg 0.08319 0.16639 0.44741 1.00000
  Hg2 Hg 0.91681 0.83361 0.55259 1.00000
  Hg3 Hg 0.21602 0.43203 0.75000 1.00000
  Hg4 Hg 0.78398 0.56797 0.25000 1.00000
  Hg5 Hg 0.08319 0.16639 0.05259 1.00000
  Hg6 Hg 0.91681 0.83361 0.94741 1.00000
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