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K2CeAg3Te4

Alexandria ALEX

Alex-ID: agm003246733 · Space group: Pnma (#62)

Basic Information

Formula
K2CeAg3Te4
Alex-ID
agm003246733
Elements
4
Sites
40
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
1,241.95
ų
Cell a
4.6551
Å
Cell b
15.4260
Å
Cell c
17.2951
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2CeAg3Te4
K
8.00 · 20.0%
Te
16.00 · 40.0%
Ag
12.00 · 30.0%
Ce
4.00 · 10.0%

Energy & Stability

Energy above hull
0.0363
eV/atom
Formation energy
-0.7627
eV/atom
Corrected total energy
-147.5411
eV
Raw total energy
-147.5411
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0060
eV
DOS at Fermi level
23.9593
Total magnetisation
3.9147
μB

Additional Information

Prototype ID

AB2C3D4_6_spg62

Decomposition

K2Ce(AgTe2)2 Ag

Computed at

2022-01-10 13:52:28

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: agm003246733).

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 agm003246733
data_agm003246733
_cell_length_a     4.65508
_cell_length_b     15.42597
_cell_length_c     17.29514
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1241.95033
_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 0.75000 0.10092 0.91639 1.00000
  K2 K 0.25000 0.65614 0.11411 1.00000
  K3 K 0.25000 0.60092 0.58361 1.00000
  K4 K 0.25000 0.89908 0.08361 1.00000
  K5 K 0.25000 0.84386 0.61411 1.00000
  K6 K 0.75000 0.39908 0.41639 1.00000
  K7 K 0.75000 0.15614 0.38589 1.00000
  K8 K 0.75000 0.34386 0.88589 1.00000
  Te1 Te 0.75000 0.77714 0.22641 1.00000
  Te2 Te 0.75000 0.75020 0.48077 1.00000
  Te3 Te 0.25000 0.93771 0.86278 1.00000
  Te4 Te 0.25000 0.98448 0.37545 1.00000
  Te5 Te 0.25000 0.22286 0.77359 1.00000
  Te6 Te 0.25000 0.56229 0.36278 1.00000
  Te7 Te 0.25000 0.25020 0.01923 1.00000
  Te8 Te 0.75000 0.01552 0.62455 1.00000
  Te9 Te 0.75000 0.43771 0.63722 1.00000
  Te10 Te 0.75000 0.06229 0.13722 1.00000
  Te11 Te 0.25000 0.27714 0.27359 1.00000
  Te12 Te 0.25000 0.24980 0.51923 1.00000
  Te13 Te 0.25000 0.51552 0.87545 1.00000
  Te14 Te 0.75000 0.72286 0.72641 1.00000
  Te15 Te 0.75000 0.74980 0.98077 1.00000
  Te16 Te 0.75000 0.48448 0.12455 1.00000
  Ag1 Ag 0.75000 0.56882 0.96901 1.00000
  Ag2 Ag 0.75000 0.90415 0.77594 1.00000
  Ag3 Ag 0.25000 0.09585 0.22406 1.00000
  Ag4 Ag 0.25000 0.40415 0.72406 1.00000
  Ag5 Ag 0.75000 0.59585 0.27594 1.00000
  Ag6 Ag 0.25000 0.06882 0.53099 1.00000
  Ag7 Ag 0.25000 0.45442 0.22883 1.00000
  Ag8 Ag 0.75000 0.54558 0.77117 1.00000
  Ag9 Ag 0.25000 0.43118 0.03099 1.00000
  Ag10 Ag 0.25000 0.04558 0.72883 1.00000
  Ag11 Ag 0.75000 0.95442 0.27117 1.00000
  Ag12 Ag 0.75000 0.93118 0.46901 1.00000
  Ce1 Ce 0.25000 0.77230 0.35607 1.00000
  Ce2 Ce 0.25000 0.72770 0.85607 1.00000
  Ce3 Ce 0.75000 0.22770 0.64393 1.00000
  Ce4 Ce 0.75000 0.27230 0.14393 1.00000
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