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SmH3Pt2

Alexandria ALEX

Alex-ID: agm006459554 · Space group: P2_1/c (#14)

Basic Information

Formula
SmH3Pt2
Alex-ID
agm006459554
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
286.94
ų
Cell a
8.9336
Å
Cell b
5.5478
Å
Cell c
5.8379
Å
α angle
82.62
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmH3Pt2
Sm
4.00 · 16.7%
H
12.00 · 50.0%
Pt
8.00 · 33.3%

Energy & Stability

Energy above hull
0.0658
eV/atom
Formation energy
-0.5636
eV/atom
Corrected total energy
-120.0026
eV
Raw total energy
-120.0026
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1000
eV
DOS at Fermi level
5.2336
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2875_spg14

Decomposition

SmH3Pt Sm(HPt)3

Computed at

2024-02-27 15:19:47.428924

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: agm006459554).

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 agm006459554
data_agm006459554
_cell_length_a     8.93361
_cell_length_b     5.54780
_cell_length_c     5.83793
_cell_angle_alpha  82.61513
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       286.93844
_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 0.10531 0.67685 0.73452 1.00000
  Sm2 Sm 0.39469 0.67685 0.23452 1.00000
  Sm3 Sm 0.60531 0.32315 0.76548 1.00000
  Sm4 Sm 0.89469 0.32315 0.26548 1.00000
  H1 H 0.57035 0.83890 0.94442 1.00000
  H2 H 0.92965 0.83890 0.44442 1.00000
  H3 H 0.80733 0.69269 0.82965 1.00000
  H4 H 0.69267 0.69269 0.32965 1.00000
  H5 H 0.37035 0.58333 0.83960 1.00000
  H6 H 0.12965 0.58333 0.33960 1.00000
  H7 H 0.87035 0.41667 0.66040 1.00000
  H8 H 0.62965 0.41667 0.16040 1.00000
  H9 H 0.30733 0.30731 0.67035 1.00000
  H10 H 0.19267 0.30731 0.17035 1.00000
  H11 H 0.07035 0.16110 0.55558 1.00000
  H12 H 0.42965 0.16110 0.05558 1.00000
  Pt1 Pt 0.75350 0.84754 0.55768 1.00000
  Pt2 Pt 0.74650 0.84754 0.05768 1.00000
  Pt3 Pt 0.44845 0.82570 0.68886 1.00000
  Pt4 Pt 0.05155 0.82570 0.18886 1.00000
  Pt5 Pt 0.94845 0.17430 0.81114 1.00000
  Pt6 Pt 0.55155 0.17430 0.31114 1.00000
  Pt7 Pt 0.25350 0.15246 0.94232 1.00000
  Pt8 Pt 0.24650 0.15246 0.44232 1.00000
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