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KEuPS4

Alexandria ALEX

Alex-ID: agm005281087 · Space group: Pnma (#62)

Basic Information

Formula
KEuPS4
Alex-ID
agm005281087
Elements
4
Sites
28
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
748.67
ų
Cell a
6.6063
Å
Cell b
6.6627
Å
Cell c
17.0092
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KEuPS4
K
4.00 · 14.3%
Eu
4.00 · 14.3%
P
4.00 · 14.3%
S
16.00 · 57.1%

Energy & Stability

Energy above hull
0.0021
eV/atom
Formation energy
-1.5260
eV/atom
Corrected total energy
-175.9140
eV
Raw total energy
-165.2986
eV

Electronic Structure

Indirect band gap
0.4137
eV
Direct band gap
0.4303
eV
DOS at Fermi level
5.5708
Total magnetisation
-28.0059
μB

Additional Information

Prototype ID

ABCD4_138_spg62

Decomposition

KEuPS4

Computed at

2023-05-12 06:59:51.365460

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: agm005281087).

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 agm005281087
data_agm005281087
_cell_length_a     6.60629
_cell_length_b     6.66268
_cell_length_c     17.00921
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       748.67085
_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
  K1 K 0.96264 0.75000 0.28550 1.00000
  K2 K 0.53736 0.75000 0.78550 1.00000
  K3 K 0.03736 0.25000 0.71450 1.00000
  K4 K 0.46264 0.25000 0.21450 1.00000
  Eu1 Eu 0.28949 0.25000 0.47695 1.00000
  Eu2 Eu 0.71051 0.75000 0.52305 1.00000
  Eu3 Eu 0.78949 0.75000 0.02305 1.00000
  Eu4 Eu 0.21051 0.25000 0.97695 1.00000
  P1 P 0.77886 0.25000 0.40567 1.00000
  P2 P 0.27886 0.75000 0.09433 1.00000
  P3 P 0.72114 0.25000 0.90567 1.00000
  P4 P 0.22114 0.75000 0.59433 1.00000
  S1 S 0.02946 0.25000 0.33507 1.00000
  S2 S 0.47054 0.25000 0.83507 1.00000
  S3 S 0.59935 0.00362 0.38349 1.00000
  S4 S 0.40065 0.50362 0.61651 1.00000
  S5 S 0.90065 0.00362 0.88349 1.00000
  S6 S 0.85209 0.25000 0.52340 1.00000
  S7 S 0.35209 0.75000 0.97660 1.00000
  S8 S 0.40065 0.99638 0.61651 1.00000
  S9 S 0.14791 0.75000 0.47660 1.00000
  S10 S 0.59935 0.49638 0.38349 1.00000
  S11 S 0.09935 0.99638 0.11651 1.00000
  S12 S 0.90065 0.49638 0.88349 1.00000
  S13 S 0.64791 0.25000 0.02340 1.00000
  S14 S 0.97054 0.75000 0.66493 1.00000
  S15 S 0.09935 0.50362 0.11651 1.00000
  S16 S 0.52946 0.75000 0.16493 1.00000
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