Navigation

HEAS Data Platform · Materials Science Database

K2MgAgCl5

Alexandria ALEX

Alex-ID: agm005160989 · Space group: Cmc2_1 (#36)

Basic Information

Formula
K2MgAgCl5
Alex-ID
agm005160989
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
497.68
ų
Cell a
4.1404
Å
Cell b
9.5509
Å
Cell c
12.8918
Å
α angle
90.00
°
β angle
90.00
°
γ angle
102.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2MgAgCl5
K
4.00 · 22.2%
Mg
2.00 · 11.1%
Ag
2.00 · 11.1%
Cl
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0268
eV/atom
Formation energy
-1.8965
eV/atom
Corrected total energy
-59.9766
eV
Raw total energy
-59.9766
eV

Electronic Structure

Indirect band gap
3.0161
eV
Direct band gap
3.0161
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D5_200_spg36

Decomposition

K4MgCl6 KMgCl3 AgCl

Computed at

2023-01-16 05:22:58.144179

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: agm005160989).

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 agm005160989
data_agm005160989
_cell_length_a     4.14042
_cell_length_b     9.55093
_cell_length_c     12.89181
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  102.51849
_cell_volume       497.68439
_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 0.87025 0.74051 0.81567 1.00000
  K2 K 0.12513 0.25027 0.68015 1.00000
  K3 K 0.12975 0.25949 0.31567 1.00000
  K4 K 0.87487 0.74973 0.18015 1.00000
  Mg1 Mg 0.56656 0.13312 0.94299 1.00000
  Mg2 Mg 0.43344 0.86688 0.44299 1.00000
  Ag1 Ag 0.77243 0.54486 0.53427 1.00000
  Ag2 Ag 0.22757 0.45514 0.03427 1.00000
  Cl1 Cl 0.36495 0.72989 0.00002 1.00000
  Cl2 Cl 0.68499 0.36998 0.87784 1.00000
  Cl3 Cl 0.50554 0.01108 0.78371 1.00000
  Cl4 Cl 0.29934 0.59867 0.65719 1.00000
  Cl5 Cl 0.95725 0.91449 0.53213 1.00000
  Cl6 Cl 0.63505 0.27011 0.50002 1.00000
  Cl7 Cl 0.31501 0.63002 0.37784 1.00000
  Cl8 Cl 0.49446 0.98892 0.28371 1.00000
  Cl9 Cl 0.70066 0.40133 0.15719 1.00000
  Cl10 Cl 0.04275 0.08551 0.03213 1.00000
Get direct link