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Sm12Al7Si

Alexandria ALEX

Alex-ID: agm003246743 · 空间群: I4/mcm (#140)

基础信息

化学式
Sm12Al7Si
Alex-ID
agm003246743
元素数
3
位点数
40
空间群
I4/mcm (#140)
晶系
tetragonal
体积
1,103.81
ų
晶胞参数 a
11.4757
Å
晶胞参数 b
11.4757
Å
晶胞参数 c
11.4757
Å
α 角
117.63
°
β 角
117.63
°
γ 角
94.16
°

组成

元素组成(原子分数)
组成信息
化学式
Sm12Al7Si
Sm
24.00 · 60.0%
Al
14.00 · 35.0%
Si
2.00 · 5.0%

能量与稳定性

凸包上方能量
0.0226
eV/atom
形成能
-0.3428
eV/atom
校正后总能量
-190.3589
eV
原始总能量
-190.3589
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0000
eV
费米能级态密度
37.3429
总磁矩
0.0000
μB

其他信息

原型 ID

AB7C12_0_spg140

分解产物

Sm2AlSi SmAl Sm

计算时间

2022-01-01 13:24:53.330150

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: agm003246743).

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 agm003246743
data_agm003246743
_cell_length_a     11.47575
_cell_length_b     11.47575
_cell_length_c     11.47575
_cell_angle_alpha  117.62742
_cell_angle_beta   117.62742
_cell_angle_gamma  94.16104
_cell_volume       1103.80591
_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
  Sm1 Sm 0.83446 0.70037 0.26155 1.00000
  Sm2 Sm 0.16554 0.29963 0.73845 1.00000
  Sm3 Sm 0.43882 0.57291 0.73845 1.00000
  Sm4 Sm 0.70037 0.43882 0.86591 1.00000
  Sm5 Sm 0.06118 0.79963 0.13409 1.00000
  Sm6 Sm 0.56118 0.42709 0.26155 1.00000
  Sm7 Sm 0.29963 0.56118 0.13409 1.00000
  Sm8 Sm 0.93882 0.20037 0.86591 1.00000
  Sm9 Sm 0.57291 0.83446 0.13409 1.00000
  Sm10 Sm 0.66554 0.92709 0.86591 1.00000
  Sm11 Sm 0.42709 0.16554 0.86591 1.00000
  Sm12 Sm 0.33446 0.07291 0.13409 1.00000
  Sm13 Sm 0.92709 0.06118 0.26155 1.00000
  Sm14 Sm 0.07291 0.93882 0.73845 1.00000
  Sm15 Sm 0.79963 0.66554 0.73845 1.00000
  Sm16 Sm 0.20037 0.33446 0.26155 1.00000
  Sm17 Sm 0.17078 0.67078 0.84156 1.00000
  Sm18 Sm 0.82922 0.32922 0.15844 1.00000
  Sm19 Sm 0.67078 0.82922 0.50000 1.00000
  Sm20 Sm 0.32922 0.17078 0.50000 1.00000
  Sm21 Sm 0.14866 0.64866 0.50000 1.00000
  Sm22 Sm 0.85134 0.35134 0.50000 1.00000
  Sm23 Sm 0.64866 0.14866 0.50000 1.00000
  Sm24 Sm 0.35134 0.85134 0.50000 1.00000
  Al1 Al 0.38406 0.88406 0.85873 1.00000
  Al2 Al 0.61594 0.11594 0.14127 1.00000
  Al3 Al 0.02533 0.52533 0.14127 1.00000
  Al4 Al 0.88406 0.02533 0.50000 1.00000
  Al5 Al 0.47467 0.61594 0.50000 1.00000
  Al6 Al 0.97467 0.47467 0.85873 1.00000
  Al7 Al 0.11594 0.97467 0.50000 1.00000
  Al8 Al 0.52533 0.38406 0.50000 1.00000
  Al9 Al 0.50000 0.50000 0.00000 1.00000
  Al10 Al 0.00000 0.00000 0.00000 1.00000
  Al11 Al 0.61836 0.11836 0.73672 1.00000
  Al12 Al 0.38164 0.88164 0.26328 1.00000
  Al13 Al 0.11836 0.38164 0.50000 1.00000
  Al14 Al 0.88164 0.61836 0.50000 1.00000
  Si1 Si 0.75000 0.75000 0.00000 1.00000
  Si2 Si 0.25000 0.25000 0.00000 1.00000
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