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K3NbO6

Alexandria ALEX

Alex-ID: agm003579121 · 空间群: P6_322 (#182)

基础信息

化学式
K3NbO6
Alex-ID
agm003579121
元素数
3
位点数
20
空间群
P6_322 (#182)
晶系
hexagonal
体积
403.60
ų
晶胞参数 a
6.6291
Å
晶胞参数 b
6.6291
Å
晶胞参数 c
10.6051
Å
α 角
90.00
°
β 角
90.00
°
γ 角
120.00
°

组成

元素组成(原子分数)
组成信息
化学式
K3NbO6
K
6.00 · 30.0%
Nb
2.00 · 10.0%
O
12.00 · 60.0%

能量与稳定性

凸包上方能量
0.4140
eV/atom
形成能
-1.7475
eV/atom
校正后总能量
-121.2020
eV
原始总能量
-112.7745
eV

电子结构

间接带隙
0.3750
eV
直接带隙
0.4391
eV
费米能级态密度
-0.2827
总磁矩
8.0447
μB

其他信息

原型 ID

AB3C6_710_spg182

分解产物

KNbO3 K3NbO4 KO4

计算时间

2022-03-31 19:00:38.388413

引用参考

Alexandria 官方页面
https://alexandria.icams.rub.de/
参考引用

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm003579121).

文献引用

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}
}

晶体结构 3D 渲染

加载 3D 结构...

样式: Ball & Stick
原始 CIF 数据
# CIF generated by HEAS from Alexandria entry agm003579121
data_agm003579121
_cell_length_a     6.62908
_cell_length_b     6.62908
_cell_length_c     10.60508
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       403.59928
_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 0.00000 0.00000 0.50000 1.00000
  K2 K 0.00000 0.00000 0.00000 1.00000
  K3 K 0.66667 0.33333 0.07776 1.00000
  K4 K 0.33333 0.66667 0.57776 1.00000
  K5 K 0.33333 0.66667 0.92224 1.00000
  K6 K 0.66667 0.33333 0.42224 1.00000
  Nb1 Nb 0.66667 0.33333 0.75000 1.00000
  Nb2 Nb 0.33333 0.66667 0.25000 1.00000
  O1 O 0.83506 0.61201 0.64037 1.00000
  O2 O 0.38799 0.22305 0.64037 1.00000
  O3 O 0.16494 0.38799 0.14037 1.00000
  O4 O 0.22305 0.38799 0.35963 1.00000
  O5 O 0.77695 0.16494 0.64037 1.00000
  O6 O 0.61201 0.77695 0.14037 1.00000
  O7 O 0.16494 0.77695 0.35963 1.00000
  O8 O 0.77695 0.61201 0.85963 1.00000
  O9 O 0.22305 0.83506 0.14037 1.00000
  O10 O 0.83506 0.22305 0.85963 1.00000
  O11 O 0.61201 0.83506 0.35963 1.00000
  O12 O 0.38799 0.16494 0.85963 1.00000
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