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PrMgAl7Fe2

Alexandria ALEX

Alex-ID: agm005229954 · 空间群: Pbam (#55)

基础信息

化学式
PrMgAl7Fe2
Alex-ID
agm005229954
元素数
4
位点数
44
空间群
Pbam (#55)
晶系
orthorhombic
体积
751.17
ų
晶胞参数 a
4.0017
Å
晶胞参数 b
12.8753
Å
晶胞参数 c
14.5795
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
PrMgAl7Fe2
Pr
4.00 · 9.1%
Mg
4.00 · 9.1%
Al
28.00 · 63.6%
Fe
8.00 · 18.2%

能量与稳定性

凸包上方能量
0.0093
eV/atom
形成能
-0.3569
eV/atom
校正后总能量
-213.7930
eV
原始总能量
-213.7930
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0011
eV
费米能级态密度
23.7299
总磁矩
3.4513
μB

其他信息

原型 ID

ABC2D7_358_spg55

分解产物

PrAl4Fe Pr(Al4Fe)2 Pr(Al2Fe)4 Mg

计算时间

2024-10-06 02:38:29

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: agm005229954).

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 agm005229954
data_agm005229954
_cell_length_a     4.00166
_cell_length_b     12.87525
_cell_length_c     14.57953
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       751.17221
_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
  Pr1 Pr 0.00000 0.83833 0.18147 1.00000
  Pr2 Pr 0.00000 0.16167 0.81853 1.00000
  Pr3 Pr 0.00000 0.33833 0.31853 1.00000
  Pr4 Pr 0.00000 0.66167 0.68147 1.00000
  Mg1 Mg 0.00000 0.83011 0.45132 1.00000
  Mg2 Mg 0.00000 0.16989 0.54868 1.00000
  Mg3 Mg 0.00000 0.33011 0.04868 1.00000
  Mg4 Mg 0.00000 0.66989 0.95132 1.00000
  Al1 Al 0.50000 0.50000 0.00000 1.00000
  Al2 Al 0.50000 0.00000 0.50000 1.00000
  Al3 Al 0.50000 0.83739 0.00412 1.00000
  Al4 Al 0.50000 0.16261 0.99588 1.00000
  Al5 Al 0.50000 0.33739 0.49588 1.00000
  Al6 Al 0.50000 0.66261 0.50412 1.00000
  Al7 Al 0.00000 0.50000 0.50000 1.00000
  Al8 Al 0.00000 0.00000 0.00000 1.00000
  Al9 Al 0.50000 0.52199 0.36620 1.00000
  Al10 Al 0.50000 0.47801 0.63380 1.00000
  Al11 Al 0.50000 0.02199 0.13380 1.00000
  Al12 Al 0.50000 0.97801 0.86620 1.00000
  Al13 Al 0.50000 0.65639 0.11862 1.00000
  Al14 Al 0.50000 0.34361 0.88138 1.00000
  Al15 Al 0.50000 0.15639 0.38138 1.00000
  Al16 Al 0.50000 0.84361 0.61862 1.00000
  Al17 Al 0.00000 0.59040 0.24326 1.00000
  Al18 Al 0.00000 0.40960 0.75674 1.00000
  Al19 Al 0.00000 0.09040 0.25674 1.00000
  Al20 Al 0.00000 0.90960 0.74326 1.00000
  Al21 Al 0.50000 0.72629 0.32539 1.00000
  Al22 Al 0.50000 0.27371 0.67461 1.00000
  Al23 Al 0.50000 0.22629 0.17461 1.00000
  Al24 Al 0.50000 0.77371 0.82539 1.00000
  Al25 Al 0.50000 0.95046 0.32280 1.00000
  Al26 Al 0.50000 0.04954 0.67720 1.00000
  Al27 Al 0.50000 0.45046 0.17720 1.00000
  Al28 Al 0.50000 0.54954 0.82280 1.00000
  Fe1 Fe 0.00000 0.63705 0.39708 1.00000
  Fe2 Fe 0.00000 0.36295 0.60292 1.00000
  Fe3 Fe 0.00000 0.13705 0.10292 1.00000
  Fe4 Fe 0.00000 0.86295 0.89708 1.00000
  Fe5 Fe 0.00000 0.53332 0.09037 1.00000
  Fe6 Fe 0.00000 0.46668 0.90963 1.00000
  Fe7 Fe 0.00000 0.03332 0.40963 1.00000
  Fe8 Fe 0.00000 0.96668 0.59037 1.00000
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