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PmHoRhI

Alexandria ALEX

Alex-ID: agm005201499 · Space group: R3m (#160)

Basic Information

Formula
PmHoRhI
Alex-ID
agm005201499
Elements
4
Sites
4
Space group
R3m (#160)
Crystal system
trigonal
Volume
116.68
ų
Cell a
4.0973
Å
Cell b
4.0972
Å
Cell c
8.3672
Å
α angle
90.00
°
β angle
104.18
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmHoRhI
Pm
1.00 · 25.0%
Ho
1.00 · 25.0%
Rh
1.00 · 25.0%
I
1.00 · 25.0%

Energy & Stability

Energy above hull
0.0421
eV/atom
Formation energy
-0.9375
eV/atom
Corrected total energy
-21.9809
eV
Raw total energy
-21.9809
eV

Electronic Structure

Indirect band gap
0.3449
eV
Direct band gap
0.4737
eV
DOS at Fermi level
0.2904
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_347_spg1

Decomposition

Ho5Rh3 HoRh Pm3RhI3

Computed at

2022-08-07 15:18:33.409185

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: agm005201499).

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 agm005201499
data_agm005201499
_cell_length_a     4.09731
_cell_length_b     4.09719
_cell_length_c     8.36725
_cell_angle_alpha  90.00389
_cell_angle_beta   104.18074
_cell_angle_gamma  119.99983
_cell_volume       116.67632
_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
  Pm1 Pm 0.51418 0.15503 0.68453 1.00000
  Ho1 Ho 0.09098 0.94346 0.04971 1.00000
  Rh1 Rh 0.30805 0.55195 0.87533 1.00000
  I1 I 0.96468 0.38036 0.36009 1.00000
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