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PmDyCoI

Alexandria ALEX

Alex-ID: agm005201596 · Space group: R3m (#160)

Basic Information

Formula
PmDyCoI
Alex-ID
agm005201596
Elements
4
Sites
4
Space group
R3m (#160)
Crystal system
trigonal
Volume
109.83
ų
Cell a
3.9862
Å
Cell b
3.9846
Å
Cell c
8.3081
Å
α angle
89.98
°
β angle
103.87
°
γ angle
119.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmDyCoI
Pm
1.00 · 25.0%
Dy
1.00 · 25.0%
Co
1.00 · 25.0%
I
1.00 · 25.0%

Energy & Stability

Energy above hull
0.0622
eV/atom
Formation energy
-0.5653
eV/atom
Corrected total energy
-20.2897
eV
Raw total energy
-20.2897
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1439
eV
DOS at Fermi level
0.7577
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_1534_spg160

Decomposition

Pm4CoI5 Dy5Co2 Dy2Co2I Pm2Co2I

Computed at

2022-07-10 10:58:17.236476

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: agm005201596).

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 agm005201596
data_agm005201596
_cell_length_a     3.98619
_cell_length_b     3.98461
_cell_length_c     8.30814
_cell_angle_alpha  89.98208
_cell_angle_beta   103.87123
_cell_angle_gamma  119.99206
_cell_volume       109.83157
_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 0.51671 0.15609 0.68861 1.00000
  Dy1 Dy 0.09043 0.94333 0.04839 1.00000
  Co1 Co 0.30651 0.55111 0.87285 1.00000
  I1 I 0.96426 0.38027 0.35980 1.00000
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