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Mg2PbSe

Alexandria ALEX

Alex-ID: agm002851220 · 空间群: I-42d (#122)

基础信息

化学式
Mg2PbSe
Alex-ID
agm002851220
元素数
3
位点数
8
空间群
I-42d (#122)
晶系
tetragonal
体积
244.50
ų
晶胞参数 a
6.9930
Å
晶胞参数 b
6.9930
Å
晶胞参数 c
7.0320
Å
α 角
60.18
°
β 角
60.18
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
Mg2PbSe
Pb
2.00 · 25.0%
Mg
4.00 · 50.0%
Se
2.00 · 25.0%

能量与稳定性

凸包上方能量
0.3080
eV/atom
形成能
-0.3533
eV/atom
校正后总能量
-23.6026
eV
原始总能量
-23.6026
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
2.1288
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2_147_spg122

分解产物

MgPb MgSe

计算时间

2017-01-04 01:11:49

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: agm002851220).

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 agm002851220
data_agm002851220
_cell_length_a     6.99301
_cell_length_b     6.99301
_cell_length_c     7.03198
_cell_angle_alpha  60.18315
_cell_angle_beta   60.18315
_cell_angle_gamma  90.00000
_cell_volume       244.49942
_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
  Pb1 Pb 0.00000 0.00000 0.00000 1.00000
  Pb2 Pb 0.75000 0.25000 0.50000 1.00000
  Mg1 Mg 0.57798 0.12500 0.25000 1.00000
  Mg2 Mg 0.17202 0.62500 0.25000 1.00000
  Mg3 Mg 0.37500 0.42202 0.75000 1.00000
  Mg4 Mg 0.87500 0.82798 0.75000 1.00000
  Se1 Se 0.50000 0.50000 0.00000 1.00000
  Se2 Se 0.25000 0.75000 0.50000 1.00000
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