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Y2MgSe4

Alexandria ALEX

Alex-ID: agm005291368 · 空间群: Pnma (#62)

基础信息

化学式
Y2MgSe4
Alex-ID
agm005291368
元素数
3
位点数
28
空间群
Pnma (#62)
晶系
orthorhombic
体积
800.67
ų
晶胞参数 a
6.8532
Å
晶胞参数 b
8.2452
Å
晶胞参数 c
14.1695
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
Y2MgSe4
Y
8.00 · 28.6%
Mg
4.00 · 14.3%
Se
16.00 · 57.1%

能量与稳定性

凸包上方能量
0.0282
eV/atom
形成能
-1.6889
eV/atom
校正后总能量
-161.2209
eV
原始总能量
-161.2209
eV

电子结构

间接带隙
2.0305
eV
直接带隙
2.0305
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C4_33_spg62

分解产物

Y2Se3 MgSe

计算时间

2023-05-11 18:02:51.382559

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: agm005291368).

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 agm005291368
data_agm005291368
_cell_length_a     6.85324
_cell_length_b     8.24519
_cell_length_c     14.16954
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       800.66661
_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
  Y1 Y 0.50000 0.00000 0.00000 1.00000
  Y2 Y 0.00000 0.00000 0.50000 1.00000
  Y3 Y 0.00000 0.50000 0.50000 1.00000
  Y4 Y 0.50000 0.50000 0.00000 1.00000
  Y5 Y 0.99651 0.75000 0.23484 1.00000
  Y6 Y 0.00349 0.25000 0.76516 1.00000
  Y7 Y 0.49651 0.25000 0.26516 1.00000
  Y8 Y 0.50349 0.75000 0.73484 1.00000
  Mg1 Mg 0.91360 0.25000 0.09339 1.00000
  Mg2 Mg 0.08640 0.75000 0.90661 1.00000
  Mg3 Mg 0.41360 0.75000 0.40661 1.00000
  Mg4 Mg 0.58640 0.25000 0.59339 1.00000
  Se1 Se 0.73512 0.00580 0.17031 1.00000
  Se2 Se 0.26488 0.99420 0.82969 1.00000
  Se3 Se 0.23512 0.99420 0.32969 1.00000
  Se4 Se 0.76488 0.00580 0.67031 1.00000
  Se5 Se 0.76488 0.49420 0.67031 1.00000
  Se6 Se 0.23512 0.50580 0.32969 1.00000
  Se7 Se 0.26488 0.50580 0.82969 1.00000
  Se8 Se 0.73512 0.49420 0.17031 1.00000
  Se9 Se 0.24799 0.75000 0.07308 1.00000
  Se10 Se 0.75201 0.25000 0.92692 1.00000
  Se11 Se 0.74799 0.25000 0.42692 1.00000
  Se12 Se 0.25201 0.75000 0.57308 1.00000
  Se13 Se 0.28406 0.25000 0.09012 1.00000
  Se14 Se 0.71594 0.75000 0.90988 1.00000
  Se15 Se 0.78406 0.75000 0.40988 1.00000
  Se16 Se 0.21594 0.25000 0.59012 1.00000
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