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K3Pm3CrSe8

Alexandria ALEX

Alex-ID: agm004691925 · 空间群: R-3m (#166)

基础信息

化学式
K3Pm3CrSe8
Alex-ID
agm004691925
元素数
4
位点数
15
空间群
R-3m (#166)
晶系
trigonal
体积
472.36
ų
晶胞参数 a
8.2950
Å
晶胞参数 b
8.3009
Å
晶胞参数 c
9.2593
Å
α 角
116.65
°
β 角
90.00
°
γ 角
119.99
°

组成

元素组成(原子分数)
组成信息
化学式
K3Pm3CrSe8
K
3.00 · 20.0%
Pm
3.00 · 20.0%
Cr
1.00 · 6.7%
Se
8.00 · 53.3%

能量与稳定性

凸包上方能量
0.1003
eV/atom
形成能
-1.4018
eV/atom
校正后总能量
-76.1343
eV
原始总能量
-76.1343
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0021
eV
费米能级态密度
8.8673
总磁矩
2.2194
μB

其他信息

原型 ID

AB3C3D8_25_spg166

分解产物

K(CrSe2)2 PmSe2 KPmSe2

计算时间

2023-02-08 14:29:19.240819

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: agm004691925).

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 agm004691925
data_agm004691925
_cell_length_a     8.29499
_cell_length_b     8.30087
_cell_length_c     9.25929
_cell_angle_alpha  116.65336
_cell_angle_beta   90.00020
_cell_angle_gamma  119.98985
_cell_volume       472.35698
_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
  K2 K 0.00000 0.50000 0.00000 1.00000
  K3 K 0.50000 0.50000 0.00000 1.00000
  Pm1 Pm 0.50000 0.00000 0.50000 1.00000
  Pm2 Pm 0.50000 0.50000 0.50000 1.00000
  Pm3 Pm 0.00000 0.50000 0.50000 1.00000
  Cr1 Cr 0.00000 0.00000 0.50000 1.00000
  Se1 Se 0.26243 0.52486 0.28725 1.00000
  Se2 Se 0.73757 0.47514 0.71275 1.00000
  Se3 Se 0.78710 0.57419 0.30842 1.00000
  Se4 Se 0.21290 0.42581 0.69158 1.00000
  Se5 Se 0.78718 0.02130 0.30845 1.00000
  Se6 Se 0.21282 0.97870 0.69155 1.00000
  Se7 Se 0.23415 0.02130 0.30842 1.00000
  Se8 Se 0.76585 0.97870 0.69158 1.00000
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