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K2NdSi4O10F

Alexandria ALEX

Alex-ID: agm011230397 · Space group: I4/m (#87)

Basic Information

Formula
K2NdSi4O10F
Alex-ID
agm011230397
Elements
5
Sites
36
Space group
I4/m (#87)
Crystal system
tetragonal
Volume
595.44
ų
Cell a
9.3351
Å
Cell b
9.3351
Å
Cell c
9.3351
Å
α angle
102.73
°
β angle
102.73
°
γ angle
124.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2NdSi4O10F
K
4.00 · 11.1%
Nd
2.00 · 5.6%
Si
8.00 · 22.2%
O
20.00 · 55.6%
F
2.00 · 5.6%

Energy & Stability

Energy above hull
0.0314
eV/atom
Formation energy
-3.2571
eV/atom
Corrected total energy
-276.5981
eV
Raw total energy
-262.5522
eV

Electronic Structure

Indirect band gap
4.5099
eV
Direct band gap
4.5962
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4E10_6_spg87

Decomposition

K2NdSi4O10F

Computed at

2024-12-11 06:26:06

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: agm011230397).

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 agm011230397
data_agm011230397
_cell_length_a     9.33508
_cell_length_b     9.33508
_cell_length_c     9.33508
_cell_angle_alpha  102.72976
_cell_angle_beta   102.72976
_cell_angle_gamma  124.00700
_cell_volume       595.44497
_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 0.72536 0.30781 0.03317 1.00000
  K2 K 0.27464 0.69219 0.96683 1.00000
  K3 K 0.30781 0.27464 0.58246 1.00000
  K4 K 0.69219 0.72536 0.41754 1.00000
  Nd1 Nd 0.24582 0.24582 0.00000 1.00000
  Nd2 Nd 0.75418 0.75418 0.00000 1.00000
  Si1 Si 0.50920 0.15009 0.28773 1.00000
  Si2 Si 0.86236 0.22147 0.71227 1.00000
  Si3 Si 0.15009 0.86236 0.64089 1.00000
  Si4 Si 0.22147 0.50920 0.35911 1.00000
  Si5 Si 0.49080 0.84991 0.71227 1.00000
  Si6 Si 0.13764 0.77853 0.28773 1.00000
  Si7 Si 0.84991 0.13764 0.35911 1.00000
  Si8 Si 0.77853 0.49080 0.64089 1.00000
  O1 O 0.33909 0.93857 0.27766 1.00000
  O2 O 0.66091 0.06143 0.72234 1.00000
  O3 O 0.93857 0.66091 0.59948 1.00000
  O4 O 0.06143 0.33909 0.40052 1.00000
  O5 O 0.44141 0.19293 0.14238 1.00000
  O6 O 0.05056 0.29903 0.85762 1.00000
  O7 O 0.19293 0.05056 0.75153 1.00000
  O8 O 0.29903 0.44141 0.24847 1.00000
  O9 O 0.55859 0.80707 0.85762 1.00000
  O10 O 0.94944 0.70097 0.14238 1.00000
  O11 O 0.80707 0.94944 0.24847 1.00000
  O12 O 0.70097 0.55859 0.75153 1.00000
  O13 O 0.68515 0.15180 0.27672 1.00000
  O14 O 0.87507 0.40843 0.72328 1.00000
  O15 O 0.15180 0.87507 0.46664 1.00000
  O16 O 0.40843 0.68515 0.53336 1.00000
  O17 O 0.31485 0.84820 0.72328 1.00000
  O18 O 0.12493 0.59157 0.27672 1.00000
  O19 O 0.84820 0.12493 0.53336 1.00000
  O20 O 0.59157 0.31485 0.46664 1.00000
  F1 F 0.00000 0.00000 0.00000 1.00000
  F2 F 0.50000 0.50000 0.00000 1.00000
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