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CeHo(HfAs2)2

Alexandria ALEX

Alex-ID: agm033689586 · Space group: Imma (#74)

Basic Information

Formula
CeHo(HfAs2)2
Alex-ID
agm033689586
Elements
4
Sites
16
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
356.69
ų
Cell a
7.9603
Å
Cell b
7.9603
Å
Cell c
7.9603
Å
α angle
119.90
°
β angle
120.09
°
γ angle
90.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeHo(HfAs2)2
Ce
2.00 · 12.5%
Ho
2.00 · 12.5%
Hf
4.00 · 25.0%
As
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0068
eV/atom
Formation energy
-1.2454
eV/atom
Corrected total energy
-117.9618
eV
Raw total energy
-117.9618
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0022
eV
DOS at Fermi level
10.5215
Total magnetisation
0.5069
μB

Additional Information

Prototype ID

ABC2D4_74_spg74

Decomposition

CeHo2HfAs4 CeHfAs2 HfAs

Computed at

2025-02-28 10:19:19

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: agm033689586).

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 agm033689586
data_agm033689586
_cell_length_a     7.96026
_cell_length_b     7.96026
_cell_length_c     7.96026
_cell_angle_alpha  119.90371
_cell_angle_beta   120.08727
_cell_angle_gamma  90.00789
_cell_volume       356.69301
_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
  Ce1 Ce 0.00000 0.00000 0.50000 1.00000
  Ce2 Ce 0.00000 0.50000 0.00000 1.00000
  Ho1 Ho 0.50000 0.50000 0.00000 1.00000
  Ho2 Ho 0.00000 0.50000 0.50000 1.00000
  Hf1 Hf 0.50000 0.50000 0.50000 1.00000
  Hf2 Hf 0.50000 0.00000 0.00000 1.00000
  Hf3 Hf 0.00000 0.00000 0.00000 1.00000
  Hf4 Hf 0.50000 0.00000 0.50000 1.00000
  As1 As 0.72967 0.24475 0.48493 1.00000
  As2 As 0.25982 0.24475 0.01507 1.00000
  As3 As 0.74018 0.75525 0.98493 1.00000
  As4 As 0.27033 0.75525 0.51507 1.00000
  As5 As 0.25728 0.24658 0.48931 1.00000
  As6 As 0.25728 0.76797 0.01069 1.00000
  As7 As 0.74272 0.23203 0.98931 1.00000
  As8 As 0.74272 0.75342 0.51069 1.00000
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