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Ba2MgAs2

Alexandria ALEX

Alex-ID: agm034388910 · 空间群: Ibam (#72)

基础信息

化学式
Ba2MgAs2
Alex-ID
agm034388910
元素数
3
位点数
10
空间群
Ibam (#72)
晶系
orthorhombic
体积
328.29
ų
晶胞参数 a
8.3756
Å
晶胞参数 b
8.3756
Å
晶胞参数 c
8.3756
Å
α 角
132.87
°
β 角
128.77
°
γ 角
72.14
°

组成

元素组成(原子分数)
组成信息
化学式
Ba2MgAs2
Ba
4.00 · 40.0%
Mg
2.00 · 20.0%
As
4.00 · 40.0%

能量与稳定性

凸包上方能量
0.0050
eV/atom
形成能
-1.0384
eV/atom
校正后总能量
-39.8623
eV
原始总能量
-39.8623
eV

电子结构

间接带隙
1.0068
eV
直接带隙
1.0068
eV
费米能级态密度
-0.0111
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C2_30_spg72

分解产物

Ba2MgAs2

计算时间

2024-10-15 22:15:50.140172

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: agm034388910).

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 agm034388910
data_agm034388910
_cell_length_a     8.37563
_cell_length_b     8.37563
_cell_length_c     8.37563
_cell_angle_alpha  132.87275
_cell_angle_beta   128.77311
_cell_angle_gamma  72.14493
_cell_volume       328.29155
_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
  Ba1 Ba 0.68060 0.35747 0.32313 1.00000
  Ba2 Ba 0.31940 0.64253 0.67687 1.00000
  Ba3 Ba 0.96567 0.14253 0.82313 1.00000
  Ba4 Ba 0.03433 0.85747 0.17687 1.00000
  Mg1 Mg 0.50000 0.25000 0.75000 1.00000
  Mg2 Mg 0.50000 0.75000 0.25000 1.00000
  As1 As 0.60249 0.89034 0.71215 1.00000
  As2 As 0.39751 0.10966 0.28785 1.00000
  As3 As 0.82182 0.60966 0.21215 1.00000
  As4 As 0.17818 0.39034 0.78785 1.00000
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