导航

HEAS Data Platform · 材料科学计算数据库

Pr2Er2Tm2Al

Alexandria ALEX

Alex-ID: agm017694618 · 空间群: I4/mmm (#139)

基础信息

化学式
Pr2Er2Tm2Al
Alex-ID
agm017694618
元素数
4
位点数
7
空间群
I4/mmm (#139)
晶系
tetragonal
体积
208.98
ų
晶胞参数 a
16.8709
Å
晶胞参数 b
16.8709
Å
晶胞参数 c
16.8709
Å
α 角
167.96
°
β 角
167.96
°
γ 角
17.06
°

组成

元素组成(原子分数)
组成信息
化学式
Pr2Er2Tm2Al
Pr
2.00 · 28.6%
Er
2.00 · 28.6%
Tm
2.00 · 28.6%
Al
1.00 · 14.3%

能量与稳定性

凸包上方能量
0.0301
eV/atom
形成能
-0.1007
eV/atom
校正后总能量
-32.0868
eV
原始总能量
-32.0868
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0000
eV
费米能级态密度
8.0135
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C2D2_117_spg119

分解产物

Er2Al ErTm5 ErTmAl Pr

计算时间

2025-06-08 20:40:47

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: agm017694618).

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 agm017694618
data_agm017694618
_cell_length_a     16.87091
_cell_length_b     16.87091
_cell_length_c     16.87091
_cell_angle_alpha  167.95856
_cell_angle_beta   167.95856
_cell_angle_gamma  17.06080
_cell_volume       208.97613
_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 0.36608 0.36608 0.00000 1.00000
  Pr2 Pr 0.63392 0.63392 0.00000 1.00000
  Er1 Er 0.21327 0.21327 0.00000 1.00000
  Er2 Er 0.78673 0.78673 0.00000 1.00000
  Tm1 Tm 0.05575 0.05575 0.00000 1.00000
  Tm2 Tm 0.94425 0.94425 0.00000 1.00000
  Al1 Al 0.50000 0.50000 0.00000 1.00000
获取直接链接