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Yb2Cu4As3

Alexandria ALEX

Alex-ID: agm006220751 · Space group: P-62m (#189)

Basic Information

Formula
Yb2Cu4As3
Alex-ID
agm006220751
Elements
3
Sites
36
Space group
P-62m (#189)
Crystal system
hexagonal
Volume
627.14
ų
Cell a
13.3662
Å
Cell b
13.3662
Å
Cell c
4.0533
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Yb2Cu4As3
As
12.00 · 33.3%
Yb
8.00 · 22.2%
Cu
16.00 · 44.4%

Energy & Stability

Energy above hull
0.0225
eV/atom
Formation energy
-0.5728
eV/atom
Corrected total energy
-155.1814
eV
Raw total energy
-155.1814
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0032
eV
DOS at Fermi level
113.2074
Total magnetisation
0.8664
μB

Additional Information

Prototype ID

A2B3C4_66_spg189

Decomposition

YbCuAs As Cu

Computed at

2024-02-02 21:31:25

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: agm006220751).

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 agm006220751
data_agm006220751
_cell_length_a     13.36623
_cell_length_b     13.36623
_cell_length_c     4.05334
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       627.13656
_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
  As1 As 0.64547 0.64547 0.00000 1.00000
  As2 As 0.00000 0.35453 0.00000 1.00000
  As3 As 0.48572 0.31227 0.50000 1.00000
  As4 As 0.31227 0.48572 0.50000 1.00000
  As5 As 0.17345 0.68773 0.50000 1.00000
  As6 As 0.51428 0.82655 0.50000 1.00000
  As7 As 0.82655 0.51428 0.50000 1.00000
  As8 As 0.68773 0.17345 0.50000 1.00000
  As9 As 0.82315 0.00000 0.00000 1.00000
  As10 As 0.17685 0.17685 0.00000 1.00000
  As11 As 0.00000 0.82315 0.00000 1.00000
  As12 As 0.35453 0.00000 0.00000 1.00000
  Yb1 Yb 0.00000 0.56452 0.00000 1.00000
  Yb2 Yb 0.43548 0.43548 0.00000 1.00000
  Yb3 Yb 0.56452 0.00000 0.00000 1.00000
  Yb4 Yb 0.00000 0.18475 0.50000 1.00000
  Yb5 Yb 0.81525 0.81525 0.50000 1.00000
  Yb6 Yb 0.18475 0.00000 0.50000 1.00000
  Yb7 Yb 0.66667 0.33333 0.00000 1.00000
  Yb8 Yb 0.33333 0.66667 0.00000 1.00000
  Cu1 Cu 0.12069 0.47529 0.50000 1.00000
  Cu2 Cu 0.47529 0.12069 0.50000 1.00000
  Cu3 Cu 0.87931 0.35459 0.50000 1.00000
  Cu4 Cu 0.64541 0.52471 0.50000 1.00000
  Cu5 Cu 0.52471 0.64541 0.50000 1.00000
  Cu6 Cu 0.35459 0.87931 0.50000 1.00000
  Cu7 Cu 0.37484 0.19057 0.00000 1.00000
  Cu8 Cu 0.80943 0.18427 0.00000 1.00000
  Cu9 Cu 0.00000 0.00000 0.00000 1.00000
  Cu10 Cu 0.72439 0.00000 0.50000 1.00000
  Cu11 Cu 0.27561 0.27561 0.50000 1.00000
  Cu12 Cu 0.00000 0.72439 0.50000 1.00000
  Cu13 Cu 0.19057 0.37484 0.00000 1.00000
  Cu14 Cu 0.18427 0.80943 0.00000 1.00000
  Cu15 Cu 0.62516 0.81573 0.00000 1.00000
  Cu16 Cu 0.81573 0.62516 0.00000 1.00000
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