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KPrPb2F8

Alexandria ALEX

Alex-ID: agm062719829 · 空间群: I-4m2 (#119)

基础信息

化学式
KPrPb2F8
Alex-ID
agm062719829
元素数
4
位点数
12
空间群
I-4m2 (#119)
晶系
tetragonal
体积
210.33
ų
晶胞参数 a
7.3113
Å
晶胞参数 b
7.3113
Å
晶胞参数 c
7.3113
Å
α 角
132.20
°
β 角
132.20
°
γ 角
69.92
°

组成

元素组成(原子分数)
组成信息
化学式
KPrPb2F8
K
1.00 · 8.3%
Pr
1.00 · 8.3%
Pb
2.00 · 16.7%
F
8.00 · 66.7%

能量与稳定性

凸包上方能量
0.0068
eV/atom
形成能
-3.3412
eV/atom
校正后总能量
-64.7611
eV
原始总能量
-64.7611
eV

电子结构

间接带隙
4.8213
eV
直接带隙
4.9488
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2D8_5_spg82

分解产物

KPrF4 PbF2

计算时间

2025-01-02 09:47:40

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: agm062719829).

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 agm062719829
data_agm062719829
_cell_length_a     7.31134
_cell_length_b     7.31134
_cell_length_c     7.31134
_cell_angle_alpha  132.19679
_cell_angle_beta   132.19679
_cell_angle_gamma  69.91840
_cell_volume       210.32970
_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 0.00000 1.00000
  Pr1 Pr 0.75000 0.25000 0.50000 1.00000
  Pb1 Pb 0.25000 0.75000 0.50000 1.00000
  Pb2 Pb 0.50000 0.50000 0.00000 1.00000
  F1 F 0.61939 0.59679 0.48497 1.00000
  F2 F 0.11182 0.59679 0.97740 1.00000
  F3 F 0.86558 0.38061 0.97740 1.00000
  F4 F 0.40321 0.88818 0.02260 1.00000
  F5 F 0.11182 0.13442 0.51503 1.00000
  F6 F 0.86558 0.88818 0.48497 1.00000
  F7 F 0.61939 0.13442 0.02260 1.00000
  F8 F 0.40321 0.38061 0.51503 1.00000
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