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K2RbCd2F7

Alexandria ALEX

Alex-ID: agm004591981 · 空间群: I4/mmm (#139)

基础信息

化学式
K2RbCd2F7
Alex-ID
agm004591981
元素数
4
位点数
12
空间群
I4/mmm (#139)
晶系
tetragonal
体积
225.21
ų
晶胞参数 a
4.4887
Å
晶胞参数 b
4.4887
Å
晶胞参数 c
11.6207
Å
α 角
78.85
°
β 角
78.85
°
γ 角
89.99
°

组成

元素组成(原子分数)
组成信息
化学式
K2RbCd2F7
K
2.00 · 16.7%
Rb
1.00 · 8.3%
Cd
2.00 · 16.7%
F
7.00 · 58.3%

能量与稳定性

凸包上方能量
0.0127
eV/atom
形成能
-2.7568
eV/atom
校正后总能量
-48.0445
eV
原始总能量
-48.0445
eV

电子结构

间接带隙
3.5640
eV
直接带隙
4.2184
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C2D7_14_spg139

分解产物

K2CdF4 RbCdF3

计算时间

2022-06-26 11:43:52.212343

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: agm004591981).

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 agm004591981
data_agm004591981
_cell_length_a     4.48866
_cell_length_b     4.48866
_cell_length_c     11.62068
_cell_angle_alpha  78.85052
_cell_angle_beta   78.85052
_cell_angle_gamma  89.99151
_cell_volume       225.21036
_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 0.81220 0.81220 0.37074 1.00000
  K2 K 0.18780 0.18780 0.62926 1.00000
  Rb1 Rb 0.00000 0.00000 0.00000 1.00000
  Cd1 Cd 0.60130 0.60130 0.79730 1.00000
  Cd2 Cd 0.39870 0.39870 0.20270 1.00000
  F1 F 0.50000 0.50000 0.00000 1.00000
  F2 F 0.30212 0.30212 0.40097 1.00000
  F3 F 0.69788 0.69788 0.59903 1.00000
  F4 F 0.90029 0.39990 0.19975 1.00000
  F5 F 0.39990 0.90029 0.19975 1.00000
  F6 F 0.60010 0.09971 0.80025 1.00000
  F7 F 0.09971 0.60010 0.80025 1.00000
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