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Al3Cr20Si9

Alexandria ALEX

Alex-ID: agm005252928 · 空间群: C222 (#21)

基础信息

化学式
Al3Cr20Si9
Alex-ID
agm005252928
元素数
3
位点数
32
空间群
C222 (#21)
晶系
orthorhombic
体积
386.52
ų
晶胞参数 a
6.8580
Å
晶胞参数 b
6.8580
Å
晶胞参数 c
12.9153
Å
α 角
90.00
°
β 角
90.00
°
γ 角
140.48
°

组成

元素组成(原子分数)
组成信息
化学式
Al3Cr20Si9
Al
3.00 · 9.4%
Cr
20.00 · 62.5%
Si
9.00 · 28.1%

能量与稳定性

凸包上方能量
0.1082
eV/atom
形成能
-0.2326
eV/atom
校正后总能量
-259.9558
eV
原始总能量
-259.9558
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
29.1233
总磁矩
0.0004
μB

其他信息

原型 ID

A3B9C20_5_spg21

分解产物

Al9Cr3Si Cr3Si CrSi2

计算时间

2023-05-18 20:17:53.989316

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: agm005252928).

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 agm005252928
data_agm005252928
_cell_length_a     6.85803
_cell_length_b     6.85803
_cell_length_c     12.91528
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  140.48239
_cell_volume       386.52246
_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
  Al1 Al 0.00000 0.00000 0.00000 1.00000
  Al2 Al 0.50000 0.50000 0.50000 1.00000
  Al3 Al 0.50000 0.50000 0.00000 1.00000
  Cr1 Cr 0.83300 0.67879 0.34499 1.00000
  Cr2 Cr 0.32773 0.16940 0.84128 1.00000
  Cr3 Cr 0.16940 0.32773 0.15872 1.00000
  Cr4 Cr 0.67879 0.83300 0.65501 1.00000
  Cr5 Cr 0.59080 0.90935 0.07875 1.00000
  Cr6 Cr 0.09011 0.39989 0.57747 1.00000
  Cr7 Cr 0.39989 0.09011 0.42253 1.00000
  Cr8 Cr 0.90935 0.59080 0.92125 1.00000
  Cr9 Cr 0.40920 0.09065 0.07875 1.00000
  Cr10 Cr 0.90989 0.60011 0.57747 1.00000
  Cr11 Cr 0.60011 0.90989 0.42253 1.00000
  Cr12 Cr 0.09065 0.40920 0.92125 1.00000
  Cr13 Cr 0.16700 0.32121 0.34499 1.00000
  Cr14 Cr 0.67227 0.83060 0.84128 1.00000
  Cr15 Cr 0.83060 0.67227 0.15872 1.00000
  Cr16 Cr 0.32121 0.16700 0.65501 1.00000
  Cr17 Cr 0.75000 0.24996 0.25176 1.00000
  Cr18 Cr 0.24996 0.75000 0.74824 1.00000
  Cr19 Cr 0.25000 0.75004 0.25176 1.00000
  Cr20 Cr 0.75004 0.25000 0.74824 1.00000
  Si1 Si 0.00000 0.00000 0.50000 1.00000
  Si2 Si 0.00000 0.50000 0.08452 1.00000
  Si3 Si 0.50000 0.00000 0.58223 1.00000
  Si4 Si 0.00000 0.50000 0.41777 1.00000
  Si5 Si 0.50000 0.00000 0.91548 1.00000
  Si6 Si 0.33684 0.17045 0.24988 1.00000
  Si7 Si 0.82955 0.66316 0.75012 1.00000
  Si8 Si 0.66316 0.82955 0.24988 1.00000
  Si9 Si 0.17045 0.33684 0.75012 1.00000
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