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CaAcPmY

Alexandria ALEX

Alex-ID: agm005193933 · Space group: P4mm (#99)

Basic Information

Formula
CaAcPmY
Alex-ID
agm005193933
Elements
4
Sites
4
Space group
P4mm (#99)
Crystal system
tetragonal
Volume
153.06
ų
Cell a
3.7893
Å
Cell b
3.7893
Å
Cell c
10.6599
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaAcPmY
Ca
1.00 · 25.0%
Ac
1.00 · 25.0%
Pm
1.00 · 25.0%
Y
1.00 · 25.0%

Energy & Stability

Energy above hull
0.0614
eV/atom
Formation energy
0.0577
eV/atom
Corrected total energy
-17.0934
eV
Raw total energy
-17.0934
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.0482
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_157_spg99

Decomposition

Pm5Y Ca Ac PmY2

Computed at

2022-07-10 09:53:55.525493

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: agm005193933).

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 agm005193933
data_agm005193933
_cell_length_a     3.78931
_cell_length_b     3.78929
_cell_length_c     10.65989
_cell_angle_alpha  89.99624
_cell_angle_beta   90.00499
_cell_angle_gamma  89.99848
_cell_volume       153.06312
_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 0.64614 0.35387 0.98756 1.00000
  Ac1 Ac 0.14637 0.85365 0.70687 1.00000
  Pm1 Pm 0.64626 0.35373 0.45686 1.00000
  Y1 Y 0.14617 0.85381 0.23748 1.00000
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