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NdHo4Er3As8

Alexandria ALEX

Alex-ID: agm045336171 · Space group: R-3m (#166)

Basic Information

Formula
NdHo4Er3As8
Alex-ID
agm045336171
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
394.32
ų
Cell a
8.2309
Å
Cell b
8.2309
Å
Cell c
8.2309
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NdHo4Er3As8
Nd
1.00 · 6.3%
Ho
4.00 · 25.0%
Er
3.00 · 18.8%
As
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0110
eV/atom
Formation energy
-1.5156
eV/atom
Corrected total energy
-98.2201
eV
Raw total energy
-98.2201
eV

Electronic Structure

Indirect band gap
0.0007
eV
Direct band gap
0.0007
eV
DOS at Fermi level
2.5851
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

HoErAs2 Ho3ErAs4 NdAs

Computed at

2025-02-28 10:44:21

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: agm045336171).

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 agm045336171
data_agm045336171
_cell_length_a     8.23094
_cell_length_b     8.23094
_cell_length_c     8.23094
_cell_angle_alpha  60.00180
_cell_angle_beta   60.00180
_cell_angle_gamma  60.00180
_cell_volume       394.32231
_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
  Nd1 Nd 0.00000 0.00000 0.00000 1.00000
  Ho1 Ho 0.50000 0.50000 0.50000 1.00000
  Ho2 Ho 0.00000 0.00000 0.50000 1.00000
  Ho3 Ho 0.50000 0.00000 0.00000 1.00000
  Ho4 Ho 0.00000 0.50000 0.00000 1.00000
  Er1 Er 0.00000 0.50000 0.50000 1.00000
  Er2 Er 0.50000 0.00000 0.50000 1.00000
  Er3 Er 0.50000 0.50000 0.00000 1.00000
  As1 As 0.74642 0.25435 0.74642 1.00000
  As2 As 0.25435 0.74642 0.74642 1.00000
  As3 As 0.74964 0.74964 0.74964 1.00000
  As4 As 0.74642 0.74642 0.25435 1.00000
  As5 As 0.25358 0.25358 0.74565 1.00000
  As6 As 0.25036 0.25036 0.25036 1.00000
  As7 As 0.74565 0.25358 0.25358 1.00000
  As8 As 0.25358 0.74565 0.25358 1.00000
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