导航

HEAS Data Platform · 材料科学计算数据库

SrAl8

Alexandria ALEX

Alex-ID: agm005502591 · 空间群: I4/mmm (#139)

基础信息

化学式
SrAl8
Alex-ID
agm005502591
元素数
2
位点数
9
空间群
I4/mmm (#139)
晶系
tetragonal
体积
175.92
ų
晶胞参数 a
6.7866
Å
晶胞参数 b
6.7866
Å
晶胞参数 c
6.7866
Å
α 角
95.57
°
β 角
95.57
°
γ 角
143.68
°

组成

元素组成(原子分数)
组成信息
化学式
SrAl8
Sr
1.00 · 11.1%
Al
8.00 · 88.9%

能量与稳定性

凸包上方能量
0.1532
eV/atom
形成能
0.0284
eV/atom
校正后总能量
-31.3981
eV
原始总能量
-31.3981
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0208
eV
费米能级态密度
3.9197
总磁矩
0.0000
μB

其他信息

原型 ID

AB8_0_spg139

分解产物

SrAl4 Al

计算时间

2023-03-19 11:42:21.022758

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: agm005502591).

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 agm005502591
data_agm005502591
_cell_length_a     6.78663
_cell_length_b     6.78663
_cell_length_c     6.78663
_cell_angle_alpha  95.57454
_cell_angle_beta   95.57454
_cell_angle_gamma  143.67973
_cell_volume       175.91913
_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
  Sr1 Sr 0.00000 0.00000 0.00000 1.00000
  Al1 Al 0.31402 0.68598 0.00000 1.00000
  Al2 Al 0.68598 0.31402 0.00000 1.00000
  Al3 Al 0.00000 0.34933 0.34933 1.00000
  Al4 Al 0.68598 0.68598 0.37195 1.00000
  Al5 Al 0.34933 0.00000 0.34933 1.00000
  Al6 Al 0.31402 0.31402 0.62805 1.00000
  Al7 Al 0.00000 0.65067 0.65067 1.00000
  Al8 Al 0.65067 0.00000 0.65067 1.00000
获取直接链接