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Sm3BiAs2

Alexandria ALEX

Alex-ID: agm032794331 · 空间群: Fddd (#70)

基础信息

化学式
Sm3BiAs2
Alex-ID
agm032794331
元素数
3
位点数
24
空间群
Fddd (#70)
晶系
orthorhombic
体积
687.16
ų
晶胞参数 a
14.3189
Å
晶胞参数 b
13.6552
Å
晶胞参数 c
7.4985
Å
α 角
79.40
°
β 角
69.62
°
γ 角
30.98
°

组成

元素组成(原子分数)
组成信息
化学式
Sm3BiAs2
Sm
12.00 · 50.0%
Bi
4.00 · 16.7%
As
8.00 · 33.3%

能量与稳定性

凸包上方能量
0.0277
eV/atom
形成能
-1.2977
eV/atom
校正后总能量
-140.5470
eV
原始总能量
-140.5470
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0183
eV
费米能级态密度
2.4349
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C3_36_spg70

分解产物

SmBi SmAs

计算时间

2025-04-13 12:45:52

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: agm032794331).

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 agm032794331
data_agm032794331
_cell_length_a     14.31885
_cell_length_b     13.65521
_cell_length_c     7.49846
_cell_angle_alpha  79.40242
_cell_angle_beta   69.61714
_cell_angle_gamma  30.98043
_cell_volume       687.16363
_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 0.67129 0.16869 0.81298 1.00000
  Sm2 Sm 0.16869 0.67129 0.34704 1.00000
  Sm3 Sm 0.57871 0.08131 0.43702 1.00000
  Sm4 Sm 0.08131 0.57871 0.90296 1.00000
  Sm5 Sm 0.51506 0.98494 0.98494 1.00000
  Sm6 Sm 0.98494 0.51506 0.51506 1.00000
  Sm7 Sm 0.90296 0.43702 0.08131 1.00000
  Sm8 Sm 0.43702 0.90296 0.57871 1.00000
  Sm9 Sm 0.34704 0.81298 0.16869 1.00000
  Sm10 Sm 0.81298 0.34704 0.67129 1.00000
  Sm11 Sm 0.73494 0.26506 0.26506 1.00000
  Sm12 Sm 0.26506 0.73494 0.73494 1.00000
  Bi1 Bi 0.91615 0.91615 0.08385 1.00000
  Bi2 Bi 0.33385 0.33385 0.16615 1.00000
  Bi3 Bi 0.16615 0.16615 0.33385 1.00000
  Bi4 Bi 0.08385 0.08385 0.91615 1.00000
  As1 As 0.00134 0.00134 0.49866 1.00000
  As2 As 0.41572 0.41572 0.58428 1.00000
  As3 As 0.83428 0.83428 0.66572 1.00000
  As4 As 0.24866 0.24866 0.75134 1.00000
  As5 As 0.75134 0.75134 0.24866 1.00000
  As6 As 0.66572 0.66572 0.83428 1.00000
  As7 As 0.58428 0.58428 0.41572 1.00000
  As8 As 0.49866 0.49866 0.00134 1.00000
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