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SmHfHgSbO7

Alexandria ALEX

Alex-ID: agm011243369 · Space group: Imma (#74)

Alexandria Database API

Basic Information

Formula
SmHfHgSbO7
Alex-ID
agm011243369
Elements
5
Sites
22
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
299.49
ų
Cell a
7.5134
Å
Cell b
7.5134
Å
Cell c
7.5134
Å
α angle
121.43
°
β angle
118.66
°
γ angle
89.94
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmHfHgSbO7
Sm
2.00 · 9.1%
Hf
2.00 · 9.1%
Hg
2.00 · 9.1%
Sb
2.00 · 9.1%
O
14.00 · 63.6%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-2.7575
eV/atom
Corrected total energy
-168.2806
eV
Raw total energy
-158.4486
eV

Electronic Structure

Indirect band gap
1.8699
eV
Direct band gap
2.0765
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCDE7_8_spg74

Decomposition

SmHfHgSbO7

Computed at

2024-04-10 09:54:23.795171

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: agm011243369).

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 agm011243369
data_agm011243369
_cell_length_a     7.51344
_cell_length_b     7.51344
_cell_length_c     7.51344
_cell_angle_alpha  121.42810
_cell_angle_beta   118.66179
_cell_angle_gamma  89.93889
_cell_volume       299.49461
_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
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Sm2 Sm 0.50000 0.00000 0.50000 1.00000
  Hf1 Hf 0.00000 0.00000 0.50000 1.00000
  Hf2 Hf 0.00000 0.50000 0.00000 1.00000
  Hg1 Hg 0.50000 0.50000 0.50000 1.00000
  Hg2 Hg 0.50000 0.00000 0.00000 1.00000
  Sb1 Sb 0.50000 0.50000 0.00000 1.00000
  Sb2 Sb 0.00000 0.50000 0.50000 1.00000
  O1 O 0.62067 0.87067 0.75000 1.00000
  O2 O 0.37933 0.12933 0.25000 1.00000
  O3 O 0.91136 0.16136 0.75000 1.00000
  O4 O 0.32012 0.57012 0.75000 1.00000
  O5 O 0.32681 0.18072 0.74481 1.00000
  O6 O 0.93590 0.58200 0.75519 1.00000
  O7 O 0.32681 0.58200 0.14610 1.00000
  O8 O 0.93590 0.18072 0.35390 1.00000
  O9 O 0.08864 0.83864 0.25000 1.00000
  O10 O 0.67988 0.42988 0.25000 1.00000
  O11 O 0.67319 0.81928 0.25519 1.00000
  O12 O 0.06410 0.41800 0.24481 1.00000
  O13 O 0.67319 0.41800 0.85390 1.00000
  O14 O 0.06410 0.81928 0.64610 1.00000
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