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PmPr2Sm9

Alexandria ALEX

Alex-ID: agm017014270 · 空间群: P-31m (#162)

Alexandria Database API

基础信息

化学式
PmPr2Sm9
Alex-ID
agm017014270
元素数
3
位点数
12
空间群
P-31m (#162)
晶系
trigonal
体积
410.36
ų
晶胞参数 a
6.3385
Å
晶胞参数 b
6.3385
Å
晶胞参数 c
11.7940
Å
α 角
90.00
°
β 角
90.00
°
γ 角
120.00
°

组成

元素组成（原子分数）
组成信息
化学式
PmPr2Sm9
Pm
1.00 · 8.3%
Pr
2.00 · 16.7%
Sm
9.00 · 75.0%

能量与稳定性

凸包上方能量
0.0071
eV/atom
形成能
0.0036
eV/atom
校正后总能量
-56.7870
eV
原始总能量
-56.7870
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0046
eV
费米能级态密度
13.3841
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C9_352_spg162

分解产物

PrSm4 Pm2Pr PmSm2

计算时间

2025-01-21 19:05:02

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: agm017014270).

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 agm017014270
data_agm017014270
_cell_length_a     6.33849
_cell_length_b     6.33849
_cell_length_c     11.79400
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       410.35902
_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 0.00000 0.00000 0.00000 1.00000
  Pr1 Pr 0.66667 0.33333 0.00000 1.00000
  Pr2 Pr 0.33333 0.66667 0.00000 1.00000
  Sm1 Sm 0.33273 0.00000 0.25154 1.00000
  Sm2 Sm 0.00000 0.66727 0.74846 1.00000
  Sm3 Sm 0.66727 0.00000 0.74846 1.00000
  Sm4 Sm 0.66727 0.66727 0.25154 1.00000
  Sm5 Sm 0.00000 0.33273 0.25154 1.00000
  Sm6 Sm 0.33273 0.33273 0.74846 1.00000
  Sm7 Sm 0.33333 0.66667 0.50000 1.00000
  Sm8 Sm 0.66667 0.33333 0.50000 1.00000
  Sm9 Sm 0.00000 0.00000 0.50000 1.00000
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