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SmAlSi2

Alexandria ALEX

Alex-ID: agm005753326 · 空间群: Pnma (#62)

基础信息

化学式
SmAlSi2
Alex-ID
agm005753326
元素数
3
位点数
32
空间群
Pnma (#62)
晶系
orthorhombic
体积
621.09
ų
晶胞参数 a
4.1814
Å
晶胞参数 b
11.2649
Å
晶胞参数 c
13.1857
Å
α 角
90.00
°
β 角
90.00
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
SmAlSi2
Sm
8.00 · 25.0%
Al
8.00 · 25.0%
Si
16.00 · 50.0%

能量与稳定性

凸包上方能量
0.0973
eV/atom
形成能
-0.3937
eV/atom
校正后总能量
-167.1204
eV
原始总能量
-167.1204
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0145
eV
费米能级态密度
11.7532
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2_549_spg62

分解产物

SmAlSi Si

计算时间

2023-07-11 19:10:59.049487

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: agm005753326).

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 agm005753326
data_agm005753326
_cell_length_a     4.18140
_cell_length_b     11.26492
_cell_length_c     13.18566
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       621.08603
_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 0.75000 0.46709 0.70074 1.00000
  Sm2 Sm 0.25000 0.96709 0.79926 1.00000
  Sm3 Sm 0.25000 0.53291 0.29926 1.00000
  Sm4 Sm 0.75000 0.03291 0.20074 1.00000
  Sm5 Sm 0.75000 0.23226 0.94831 1.00000
  Sm6 Sm 0.25000 0.73226 0.55169 1.00000
  Sm7 Sm 0.25000 0.76774 0.05169 1.00000
  Sm8 Sm 0.75000 0.26774 0.44831 1.00000
  Al1 Al 0.75000 0.55573 0.93577 1.00000
  Al2 Al 0.25000 0.05573 0.56423 1.00000
  Al3 Al 0.25000 0.44427 0.06423 1.00000
  Al4 Al 0.75000 0.94427 0.43577 1.00000
  Al5 Al 0.75000 0.34050 0.19029 1.00000
  Al6 Al 0.25000 0.84050 0.30971 1.00000
  Al7 Al 0.25000 0.65950 0.80971 1.00000
  Al8 Al 0.75000 0.15950 0.69029 1.00000
  Si1 Si 0.75000 0.96248 0.97429 1.00000
  Si2 Si 0.25000 0.46248 0.52571 1.00000
  Si3 Si 0.25000 0.03752 0.02571 1.00000
  Si4 Si 0.75000 0.53752 0.47429 1.00000
  Si5 Si 0.75000 0.77994 0.89018 1.00000
  Si6 Si 0.25000 0.27994 0.60982 1.00000
  Si7 Si 0.25000 0.22006 0.10982 1.00000
  Si8 Si 0.75000 0.72006 0.39018 1.00000
  Si9 Si 0.75000 0.73833 0.71355 1.00000
  Si10 Si 0.25000 0.23833 0.78645 1.00000
  Si11 Si 0.25000 0.26167 0.28645 1.00000
  Si12 Si 0.75000 0.76167 0.21355 1.00000
  Si13 Si 0.75000 0.93412 0.62887 1.00000
  Si14 Si 0.25000 0.43412 0.87113 1.00000
  Si15 Si 0.25000 0.06588 0.37113 1.00000
  Si16 Si 0.75000 0.56588 0.12887 1.00000
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