Pm(AlCu2)4

Alexandria ALEX

Alex-ID: agm006075615 · 空间群: I4/mmm (#139)

Alexandria Database API

基础信息

化学式

Pm(AlCu2)4

Alex-ID

agm006075615

元素数

位点数

空间群

I4/mmm (#139)

晶系

tetragonal

体积

188.89

Å³

晶胞参数 a

5.0704

晶胞参数 b

6.6091

晶胞参数 c

6.6091

α 角

81.54

β 角

67.44

γ 角

67.44

组成

元素组成（原子分数）

组成信息

化学式

Pm(AlCu2)4

1.00 · 7.7%

4.00 · 30.8%

8.00 · 61.5%

能量与稳定性

凸包上方能量

0.0655

eV/atom

形成能

-0.1932

eV/atom

校正后总能量

-55.5244

原始总能量

-55.5244

电子结构

间接带隙

0.0000

直接带隙

0.0000

费米能级态密度

4.9512

总磁矩

0.0000

μB

其他信息

原型 ID

AB4C8_2_spg139

分解产物

Pm2(AlCu)5 PmAl2Cu3 AlCu3

计算时间

2023-08-30 05:11:57.123127

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: agm006075615).

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

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样式: Ball & Stick | 拖拽旋转 · 滚轮缩放 · 右键平移

原始 CIF 数据

# CIF generated by HEAS from Alexandria entry agm006075615
data_agm006075615
_cell_length_a     5.07037
_cell_length_b     6.60908
_cell_length_c     6.60908
_cell_angle_alpha  81.53865
_cell_angle_beta   67.44368
_cell_angle_gamma  67.44369
_cell_volume       188.88541
_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
  Al1 Al 0.00000 0.00000 0.50000 1.00000
  Al2 Al 0.50000 0.00000 0.50000 1.00000
  Al3 Al 0.00000 0.50000 0.00000 1.00000
  Al4 Al 0.50000 0.50000 0.00000 1.00000
  Cu1 Cu 0.00000 0.35292 0.64708 1.00000
  Cu2 Cu 1.00000 0.64708 0.35292 1.00000
  Cu3 Cu 0.35292 0.64708 0.64708 1.00000
  Cu4 Cu 0.64708 0.35292 0.35292 1.00000
  Cu5 Cu 0.50000 0.77848 0.22152 1.00000
  Cu6 Cu 0.50000 0.22152 0.77848 1.00000
  Cu7 Cu 0.27848 0.22152 0.22152 1.00000
  Cu8 Cu 0.72152 0.77848 0.77848 1.00000

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