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HEAS Data Platform · Materials Science Database

SmUF7

Alexandria ALEX

Alex-ID: agm024276846 · Space group: P2_1/c (#14)

Basic Information

Formula
SmUF7
Alex-ID
agm024276846
Elements
3
Sites
36
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
652.06
ų
Cell a
9.4659
Å
Cell b
6.0453
Å
Cell c
12.8149
Å
α angle
90.00
°
β angle
117.23
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmUF7
Sm
4.00 · 11.1%
U
4.00 · 11.1%
F
28.00 · 77.8%

Energy & Stability

Energy above hull
0.0118
eV/atom
Formation energy
-4.1892
eV/atom
Corrected total energy
-254.6320
eV
Raw total energy
-254.6320
eV

Electronic Structure

Indirect band gap
0.2190
eV
Direct band gap
0.2206
eV
DOS at Fermi level
20.4483
Total magnetisation
8.0000
μB

Additional Information

Prototype ID

ABC7_7_spg14

Decomposition

SmU3F15 SmF3

Computed at

2024-12-03 05:15:32

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: agm024276846).

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 agm024276846
data_agm024276846
_cell_length_a     9.46587
_cell_length_b     6.04527
_cell_length_c     12.81490
_cell_angle_alpha  90.00000
_cell_angle_beta   117.22874
_cell_angle_gamma  90.00000
_cell_volume       652.05532
_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 0.18419 0.25446 0.26759 1.00000
  Sm2 Sm 0.81581 0.75446 0.23241 1.00000
  Sm3 Sm 0.81581 0.74554 0.73241 1.00000
  Sm4 Sm 0.18419 0.24554 0.76759 1.00000
  U1 U 0.72656 0.25387 0.45552 1.00000
  U2 U 0.27344 0.75387 0.04448 1.00000
  U3 U 0.27344 0.74613 0.54448 1.00000
  U4 U 0.72656 0.24613 0.95552 1.00000
  F1 F 0.28945 0.51943 0.91941 1.00000
  F2 F 0.71055 0.01943 0.58059 1.00000
  F3 F 0.71055 0.48057 0.08059 1.00000
  F4 F 0.28945 0.98057 0.41941 1.00000
  F5 F 0.71636 0.54790 0.55469 1.00000
  F6 F 0.28364 0.04790 0.94531 1.00000
  F7 F 0.28364 0.45210 0.44531 1.00000
  F8 F 0.71636 0.95210 0.05469 1.00000
  F9 F 0.47120 0.23862 0.85292 1.00000
  F10 F 0.52880 0.73862 0.64708 1.00000
  F11 F 0.52880 0.76138 0.14708 1.00000
  F12 F 0.47120 0.26138 0.35292 1.00000
  F13 F 0.98161 0.24435 0.06117 1.00000
  F14 F 0.01839 0.74435 0.43883 1.00000
  F15 F 0.01839 0.75565 0.93883 1.00000
  F16 F 0.98161 0.25565 0.56117 1.00000
  F17 F 0.26322 0.01618 0.65613 1.00000
  F18 F 0.73678 0.51618 0.84387 1.00000
  F19 F 0.73678 0.98382 0.34387 1.00000
  F20 F 0.26322 0.48382 0.15613 1.00000
  F21 F 0.25057 0.97415 0.17332 1.00000
  F22 F 0.74943 0.47415 0.32668 1.00000
  F23 F 0.74943 0.02585 0.82668 1.00000
  F24 F 0.25057 0.52585 0.67332 1.00000
  F25 F 0.02216 0.55343 0.24050 1.00000
  F26 F 0.97784 0.05343 0.25950 1.00000
  F27 F 0.97784 0.44657 0.75950 1.00000
  F28 F 0.02216 0.94657 0.74050 1.00000
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