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Li4Ca5Ac

Alexandria ALEX

Alex-ID: agm003646809 · Space group: P4/mmm (#123)

Basic Information

Formula
Li4Ca5Ac
Alex-ID
agm003646809
Elements
3
Sites
10
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
336.02
ų
Cell a
3.9740
Å
Cell b
3.9740
Å
Cell c
21.2768
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li4Ca5Ac
Li
4.00 · 40.0%
Ca
5.00 · 50.0%
Ac
1.00 · 10.0%

Energy & Stability

Energy above hull
0.0326
eV/atom
Formation energy
0.0253
eV/atom
Corrected total energy
-21.5207
eV
Raw total energy
-21.5207
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.1621
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C5_276_spg123

Decomposition

Li2Ca Ca Ac

Computed at

2022-04-06 18:42:21.104613

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: agm003646809).

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 agm003646809
data_agm003646809
_cell_length_a     3.97404
_cell_length_b     3.97404
_cell_length_c     21.27684
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       336.02477
_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
  Li1 Li 0.00000 0.00000 0.22154 1.00000
  Li2 Li 0.00000 0.00000 0.40733 1.00000
  Li3 Li 0.00000 0.00000 0.59267 1.00000
  Li4 Li 0.00000 0.00000 0.77846 1.00000
  Ca1 Ca 0.50000 0.50000 0.12986 1.00000
  Ca2 Ca 0.50000 0.50000 0.31486 1.00000
  Ca3 Ca 0.50000 0.50000 0.50000 1.00000
  Ca4 Ca 0.50000 0.50000 0.68514 1.00000
  Ca5 Ca 0.50000 0.50000 0.87014 1.00000
  Ac1 Ac 0.00000 0.00000 0.00000 1.00000
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