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CaSm2Mg3

Alexandria ALEX

Alex-ID: agm036635300 · Space group: Cmmm (#65)

Basic Information

Formula
CaSm2Mg3
Alex-ID
agm036635300
Elements
3
Sites
6
Space group
Cmmm (#65)
Crystal system
orthorhombic
Volume
176.05
ų
Cell a
8.6749
Å
Cell b
8.6749
Å
Cell c
3.8774
Å
α angle
90.00
°
β angle
90.00
°
γ angle
142.89
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaSm2Mg3
Ca
1.00 · 16.7%
Sm
2.00 · 33.3%
Mg
3.00 · 50.0%

Energy & Stability

Energy above hull
0.0100
eV/atom
Formation energy
-0.0831
eV/atom
Corrected total energy
-16.7316
eV
Raw total energy
-16.7316
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0165
eV
DOS at Fermi level
6.4554
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_871_spg71

Decomposition

SmMg Ca CaMg2

Computed at

2025-04-15 06:43:52

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: agm036635300).

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 agm036635300
data_agm036635300
_cell_length_a     8.67493
_cell_length_b     8.67493
_cell_length_c     3.87736
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  142.88863
_cell_volume       176.05496
_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
  Ca1 Ca 0.50000 0.50000 0.50000 1.00000
  Sm1 Sm 0.16760 0.83240 0.50000 1.00000
  Sm2 Sm 0.83240 0.16760 0.50000 1.00000
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
  Mg2 Mg 0.66836 0.33164 0.00000 1.00000
  Mg3 Mg 0.33164 0.66836 0.00000 1.00000
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