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Cs2KGaBr4

Alexandria ALEX

Alex-ID: agm004854343 · 空间群: Imma (#74)

基础信息

化学式
Cs2KGaBr4
Alex-ID
agm004854343
元素数
4
位点数
16
空间群
Imma (#74)
晶系
orthorhombic
体积
668.89
ų
晶胞参数 a
9.8140
Å
晶胞参数 b
9.8140
Å
晶胞参数 c
9.7837
Å
α 角
119.89
°
β 角
119.89
°
γ 角
89.95
°

组成

元素组成(原子分数)
组成信息
化学式
Cs2KGaBr4
Cs
4.00 · 25.0%
K
2.00 · 12.5%
Ga
2.00 · 12.5%
Br
8.00 · 50.0%

能量与稳定性

凸包上方能量
0.0518
eV/atom
形成能
-1.4395
eV/atom
校正后总能量
-48.1032
eV
原始总能量
-48.1032
eV

电子结构

间接带隙
3.3385
eV
直接带隙
3.3385
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2D4_272_spg15

分解产物

CsGaBr4 CsBr KBr Ga

计算时间

2022-07-16 16:34:42.460424

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: agm004854343).

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 agm004854343
data_agm004854343
_cell_length_a     9.81401
_cell_length_b     9.81402
_cell_length_c     9.78372
_cell_angle_alpha  119.88693
_cell_angle_beta   119.88701
_cell_angle_gamma  89.94714
_cell_volume       668.89319
_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
  Cs1 Cs 0.50000 0.00000 0.00000 1.00000
  Cs2 Cs 0.50000 0.00000 0.50000 1.00000
  Cs3 Cs 0.00000 0.00000 0.50000 1.00000
  Cs4 Cs 0.50000 0.50000 1.00000 1.00000
  K1 K 0.00000 0.50000 0.00001 1.00000
  K2 K 1.00000 0.50000 0.49999 1.00000
  Ga1 Ga 0.50000 0.50000 0.50000 1.00000
  Ga2 Ga 0.99999 0.00000 1.00000 1.00000
  Br1 Br 0.21879 0.74639 0.98263 1.00000
  Br2 Br 0.75360 0.28122 0.51737 1.00000
  Br3 Br 0.24640 0.71877 0.48263 1.00000
  Br4 Br 0.78123 0.25361 0.01737 1.00000
  Br5 Br 0.75883 0.74197 0.97466 1.00000
  Br6 Br 0.75803 0.74117 0.52535 1.00000
  Br7 Br 0.24197 0.25884 0.47465 1.00000
  Br8 Br 0.24116 0.25803 0.02535 1.00000
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