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K3Dy(ErSe3)2

Alexandria ALEX

Alex-ID: agm035949784 · Space group: C2/m (#12)

Basic Information

Formula
K3Dy(ErSe3)2
Alex-ID
agm035949784
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
350.45
ų
Cell a
9.9974
Å
Cell b
9.9974
Å
Cell c
9.0760
Å
α angle
70.90
°
β angle
70.90
°
γ angle
24.20
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3Dy(ErSe3)2
K
3.00 · 25.0%
Dy
1.00 · 8.3%
Er
2.00 · 16.7%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0003
eV/atom
Formation energy
-1.7556
eV/atom
Corrected total energy
-59.0465
eV
Raw total energy
-59.0465
eV

Electronic Structure

Indirect band gap
1.9552
eV
Direct band gap
2.0945
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_28_spg12

Decomposition

KErSe2 KDySe2

Computed at

2024-11-01 23:44:42.294838

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: agm035949784).

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 agm035949784
data_agm035949784
_cell_length_a     9.99743
_cell_length_b     9.99743
_cell_length_c     9.07603
_cell_angle_alpha  70.90344
_cell_angle_beta   70.90344
_cell_angle_gamma  24.20223
_cell_volume       350.45309
_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 0.50000 0.50000 0.50000 1.00000
  K2 K 0.83364 0.83364 0.83300 1.00000
  K3 K 0.16636 0.16636 0.16700 1.00000
  Dy1 Dy 0.50000 0.50000 0.00000 1.00000
  Er1 Er 0.83298 0.83298 0.33381 1.00000
  Er2 Er 0.16702 0.16702 0.66619 1.00000
  Se1 Se 0.34285 0.34285 0.11018 1.00000
  Se2 Se 0.67704 0.67704 0.44276 1.00000
  Se3 Se 0.65715 0.65715 0.88982 1.00000
  Se4 Se 0.01081 0.01081 0.77367 1.00000
  Se5 Se 0.98919 0.98919 0.22633 1.00000
  Se6 Se 0.32296 0.32296 0.55724 1.00000
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