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Tc2HgPdO8

Alexandria ALEX

Alex-ID: agm004875204 · Space group: I-4m2 (#119)

Alexandria Database API

Basic Information

Formula
Tc2HgPdO8
Alex-ID
agm004875204
Elements
4
Sites
12
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
195.35
ų
Cell a
6.3413
Å
Cell b
6.3413
Å
Cell c
6.3413
Å
α angle
111.83
°
β angle
111.83
°
γ angle
104.86
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tc2HgPdO8
Tc
2.00 · 16.7%
Hg
1.00 · 8.3%
Pd
1.00 · 8.3%
O
8.00 · 66.7%

Energy & Stability

Energy above hull
0.1641
eV/atom
Formation energy
-1.3305
eV/atom
Corrected total energy
-81.9176
eV
Raw total energy
-76.2993
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0004
eV
DOS at Fermi level
6.7358
Total magnetisation
0.4963
μB

Additional Information

Prototype ID

ABC2D8_291_spg119

Decomposition

Tc2O7 Hg5Pd7 Tc(HgO2)2 PdO

Computed at

2023-01-07 14:11:27.915393

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: agm004875204).

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 agm004875204
data_agm004875204
_cell_length_a     6.34128
_cell_length_b     6.34128
_cell_length_c     6.34128
_cell_angle_alpha  111.82716
_cell_angle_beta   111.82716
_cell_angle_gamma  104.85561
_cell_volume       195.34960
_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
  Tc1 Tc 0.75000 0.25000 0.50000 1.00000
  Tc2 Tc 0.50000 0.50000 0.00000 1.00000
  Hg1 Hg 0.00000 0.00000 0.00000 1.00000
  Pd1 Pd 0.25000 0.75000 0.50000 1.00000
  O1 O 0.41928 0.11818 0.30110 1.00000
  O2 O 0.36693 0.56948 0.20256 1.00000
  O3 O 0.36693 0.16437 0.79744 1.00000
  O4 O 0.81708 0.11818 0.69890 1.00000
  O5 O 0.83563 0.63307 0.20256 1.00000
  O6 O 0.88182 0.18292 0.30110 1.00000
  O7 O 0.88182 0.58072 0.69890 1.00000
  O8 O 0.43052 0.63307 0.79744 1.00000
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