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Pm3Sm2ErSe6

Alexandria ALEX

Alex-ID: agm041759271 · 空间群: C2/m (#12)

Alexandria Database API

基础信息

化学式
Pm3Sm2ErSe6
Alex-ID
agm041759271
元素数
4
位点数
12
空间群
C2/m (#12)
晶系
monoclinic
体积
305.87
ų
晶胞参数 a
7.2084
Å
晶胞参数 b
7.2084
Å
晶胞参数 c
7.2250
Å
α 角
80.46
°
β 角
99.54
°
γ 角
59.76
°

组成

元素组成（原子分数）
组成信息
化学式
Pm3Sm2ErSe6
Pm
3.00 · 25.0%
Sm
2.00 · 16.7%
Er
1.00 · 8.3%
Se
6.00 · 50.0%

能量与稳定性

凸包上方能量
0.0067
eV/atom
形成能
-1.8051
eV/atom
校正后总能量
-70.8667
eV
原始总能量
-70.8667
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0047
eV
费米能级态密度
5.5137
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C3D6_505_spg12

分解产物

Pm3SmSe4 PmErSe2 PmSm4Se5

计算时间

2025-01-16 04:28:04

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: agm041759271).

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 agm041759271
data_agm041759271
_cell_length_a     7.20836
_cell_length_b     7.20836
_cell_length_c     7.22498
_cell_angle_alpha  80.46224
_cell_angle_beta   99.53776
_cell_angle_gamma  59.76301
_cell_volume       305.87494
_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
  Pm1 Pm 0.17207 0.17207 0.00000 1.00000
  Pm2 Pm 0.82793 0.82793 0.00000 1.00000
  Pm3 Pm 0.50000 0.50000 0.00000 1.00000
  Sm1 Sm 0.33280 0.33280 0.50000 1.00000
  Sm2 Sm 0.66720 0.66720 0.50000 1.00000
  Er1 Er 0.00000 0.00000 0.50000 1.00000
  Se1 Se 0.40543 0.91938 0.74207 1.00000
  Se2 Se 0.24276 0.75724 0.25360 1.00000
  Se3 Se 0.59457 0.08062 0.25793 1.00000
  Se4 Se 0.08062 0.59457 0.74207 1.00000
  Se5 Se 0.75724 0.24276 0.74640 1.00000
  Se6 Se 0.91938 0.40543 0.25793 1.00000
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