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KSr2NbO5

Alexandria ALEX

Alex-ID: agm005177948 · 空间群: Immm (#71)

基础信息

化学式
KSr2NbO5
Alex-ID
agm005177948
元素数
4
位点数
9
空间群
Immm (#71)
晶系
orthorhombic
体积
147.71
ų
晶胞参数 a
4.0640
Å
晶胞参数 b
6.2534
Å
晶胞参数 c
6.9056
Å
α 角
116.92
°
β 角
107.11
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
KSr2NbO5
K
1.00 · 11.1%
Sr
2.00 · 22.2%
Nb
1.00 · 11.1%
O
5.00 · 55.6%

能量与稳定性

凸包上方能量
0.0280
eV/atom
形成能
-3.0079
eV/atom
校正后总能量
-66.4133
eV
原始总能量
-62.9019
eV

电子结构

间接带隙
2.6374
eV
直接带隙
2.6818
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2D5_40_spg71

分解产物

KSrNbO4 SrO

计算时间

2023-01-17 12:42:30.582843

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: agm005177948).

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 agm005177948
data_agm005177948
_cell_length_a     4.06404
_cell_length_b     6.25341
_cell_length_c     6.90557
_cell_angle_alpha  116.92217
_cell_angle_beta   107.11307
_cell_angle_gamma  90.00000
_cell_volume       147.71172
_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 0.50000 0.00000 1.00000
  Sr1 Sr 0.22170 0.22170 0.44341 1.00000
  Sr2 Sr 0.77830 0.77830 0.55659 1.00000
  Nb1 Nb 0.50000 0.00000 0.00000 1.00000
  O1 O 0.62918 0.91055 0.25836 1.00000
  O2 O 0.37082 0.08945 0.74164 1.00000
  O3 O 0.37082 0.65219 0.74164 1.00000
  O4 O 0.62918 0.34781 0.25836 1.00000
  O5 O 0.00000 0.00000 0.00000 1.00000
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