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HEAS Data Platform · Materials Science Database

Ac2SmNi3

Alexandria ALEX

Alex-ID: agm005678445 · Space group: Cmcm (#63)

Basic Information

Formula
Ac2SmNi3
Alex-ID
agm005678445
Elements
3
Sites
12
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
296.35
ų
Cell a
5.1486
Å
Cell b
8.1817
Å
Cell c
8.1381
Å
α angle
120.18
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2SmNi3
Ac
4.00 · 33.3%
Sm
2.00 · 16.7%
Ni
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0689
eV/atom
Formation energy
-0.2326
eV/atom
Corrected total energy
-63.3750
eV
Raw total energy
-63.3750
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
8.0530
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2327_spg63

Decomposition

SmNi AcNi

Computed at

2023-08-23 10:02:16.122543

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: agm005678445).

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 agm005678445
data_agm005678445
_cell_length_a     5.14862
_cell_length_b     8.18174
_cell_length_c     8.13808
_cell_angle_alpha  120.17760
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       296.35253
_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
  Ac1 Ac 0.75000 0.48631 0.31970 1.00000
  Ac2 Ac 0.25000 0.51369 0.68030 1.00000
  Ac3 Ac 0.25000 0.83339 0.31970 1.00000
  Ac4 Ac 0.75000 0.16661 0.68030 1.00000
  Sm1 Sm 0.25000 0.15204 1.00000 1.00000
  Sm2 Sm 0.75000 0.84796 0.00000 1.00000
  Ni1 Ni 0.00000 0.16210 0.32421 1.00000
  Ni2 Ni 0.50000 0.83790 0.67579 1.00000
  Ni3 Ni 0.00000 0.50000 0.00000 1.00000
  Ni4 Ni 0.50000 0.50000 0.00000 1.00000
  Ni5 Ni 0.00000 0.83790 0.67579 1.00000
  Ni6 Ni 0.50000 0.16210 0.32421 1.00000
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