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Ca2La(HfP2)3

Alexandria ALEX

Alex-ID: agm034504227 · Space group: C2/m (#12)

Basic Information

Formula
Ca2La(HfP2)3
Alex-ID
agm034504227
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
255.56
ų
Cell a
8.7151
Å
Cell b
8.7151
Å
Cell c
8.0014
Å
α angle
77.54
°
β angle
102.46
°
γ angle
154.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2La(HfP2)3
Ca
2.00 · 16.7%
La
1.00 · 8.3%
Hf
3.00 · 25.0%
P
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0337
eV/atom
Formation energy
-1.2877
eV/atom
Corrected total energy
-86.7037
eV
Raw total energy
-86.7037
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.3245
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_201_spg12

Decomposition

CaLa(HfP2)2 Ca3La(HfP2)4

Computed at

2025-04-01 15:45:09

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: agm034504227).

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 agm034504227
data_agm034504227
_cell_length_a     8.71508
_cell_length_b     8.71508
_cell_length_c     8.00137
_cell_angle_alpha  77.53756
_cell_angle_beta   102.46243
_cell_angle_gamma  154.45581
_cell_volume       255.55958
_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 0.16404 0.83596 0.83457 1.00000
  Ca2 Ca 0.83596 0.16404 0.16543 1.00000
  La1 La 0.50000 0.50000 0.00000 1.00000
  Hf1 Hf 0.50000 0.50000 0.50000 1.00000
  Hf2 Hf 0.82811 0.17189 0.65949 1.00000
  Hf3 Hf 0.17189 0.82811 0.34051 1.00000
  P1 P 0.32966 0.67034 0.88550 1.00000
  P2 P 0.33450 0.66550 0.43097 1.00000
  P3 P 0.67034 0.32966 0.11450 1.00000
  P4 P 0.00840 0.99160 0.27911 1.00000
  P5 P 0.99160 0.00840 0.72089 1.00000
  P6 P 0.66550 0.33450 0.56903 1.00000
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