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K2Mn2Zn4Ge4O15

Alexandria ALEX

Alex-ID: agm010143809 · Space group: Imm2 (#44)

Basic Information

Formula
K2Mn2Zn4Ge4O15
Alex-ID
agm010143809
Elements
5
Sites
27
Space group
Imm2 (#44)
Crystal system
orthorhombic
Volume
415.07
ų
Cell a
9.7587
Å
Cell b
9.7587
Å
Cell c
9.7587
Å
α angle
147.52
°
β angle
122.60
°
γ angle
67.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2Mn2Zn4Ge4O15
K
2.00 · 7.4%
Mn
2.00 · 7.4%
Zn
4.00 · 14.8%
Ge
4.00 · 14.8%
O
15.00 · 55.6%

Energy & Stability

Energy above hull
0.0114
eV/atom
Formation energy
-2.0430
eV/atom
Corrected total energy
-173.6587
eV
Raw total energy
-159.7626
eV

Electronic Structure

Indirect band gap
0.8707
eV
Direct band gap
0.9963
eV
DOS at Fermi level
-0.0656
Total magnetisation
10.0000
μB

Additional Information

Prototype ID

A2B2C4D4E15_2_spg44

Decomposition

K2Zn(GeO3)2 Zn2GeO4 Mn2GeO4 ZnO

Computed at

2024-12-22 18:13:52

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: agm010143809).

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 agm010143809
data_agm010143809
_cell_length_a     9.75865
_cell_length_b     9.75865
_cell_length_c     9.75865
_cell_angle_alpha  147.51855
_cell_angle_beta   122.59845
_cell_angle_gamma  67.52295
_cell_volume       415.07178
_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 0.61472 0.53411 0.91938 1.00000
  K2 K 0.38528 0.30466 0.91938 1.00000
  Mn1 Mn 0.84232 0.38064 0.22296 1.00000
  Mn2 Mn 0.15768 0.38064 0.53831 1.00000
  Zn1 Zn 0.61745 0.83301 0.84141 1.00000
  Zn2 Zn 0.99161 0.83301 0.21557 1.00000
  Zn3 Zn 0.00839 0.22396 0.84141 1.00000
  Zn4 Zn 0.38255 0.22396 0.21557 1.00000
  Ge1 Ge 0.32248 0.92981 0.25228 1.00000
  Ge2 Ge 0.67752 0.92981 0.60733 1.00000
  Ge3 Ge 0.19431 0.71112 0.51681 1.00000
  Ge4 Ge 0.80569 0.32250 0.51681 1.00000
  O1 O 0.50000 0.05366 0.55366 1.00000
  O2 O 0.32688 0.61469 0.94157 1.00000
  O3 O 0.67312 0.61469 0.28780 1.00000
  O4 O 0.21856 0.05887 0.84030 1.00000
  O5 O 0.78144 0.62174 0.84030 1.00000
  O6 O 0.91210 0.38393 0.47184 1.00000
  O7 O 0.08790 0.55974 0.47184 1.00000
  O8 O 0.15870 0.00881 0.33273 1.00000
  O9 O 0.67609 0.00881 0.85011 1.00000
  O10 O 0.84130 0.17402 0.85011 1.00000
  O11 O 0.32391 0.17402 0.33273 1.00000
  O12 O 0.60591 0.13247 0.21819 1.00000
  O13 O 0.08572 0.61227 0.21819 1.00000
  O14 O 0.91428 0.13247 0.52656 1.00000
  O15 O 0.39409 0.61227 0.52656 1.00000
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