导航

HEAS Data Platform · 材料科学计算数据库

Pm(ErTe2)2

Alexandria ALEX

Alex-ID: agm015320575 · 空间群: Imma (#74)

Alexandria Database API

基础信息

化学式
Pm(ErTe2)2
Alex-ID
agm015320575
元素数
3
位点数
14
空间群
Imma (#74)
晶系
orthorhombic
体积
469.52
ų
晶胞参数 a
8.7037
Å
晶胞参数 b
8.7037
Å
晶胞参数 c
8.7037
Å
α 角
120.02
°
β 角
119.01
°
γ 角
90.84
°

组成

元素组成（原子分数）
组成信息
化学式
Pm(ErTe2)2
Pm
2.00 · 14.3%
Er
4.00 · 28.6%
Te
8.00 · 57.1%

能量与稳定性

凸包上方能量
0.0012
eV/atom
形成能
-1.4090
eV/atom
校正后总能量
-72.6125
eV
原始总能量
-72.6125
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0010
eV
费米能级态密度
4.4352
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C4_1130_spg1

分解产物

Er3Te4 Pm5Te6 Er2Te3

计算时间

2025-01-16 08:39:56

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: agm015320575).

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 agm015320575
data_agm015320575
_cell_length_a     8.70368
_cell_length_b     8.70368
_cell_length_c     8.70368
_cell_angle_alpha  120.02189
_cell_angle_beta   119.01360
_cell_angle_gamma  90.83953
_cell_volume       469.52281
_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 0.50000 0.50000 0.00000 1.00000
  Pm2 Pm 0.00000 0.50000 0.50000 1.00000
  Er1 Er 0.50000 0.50000 0.50000 1.00000
  Er2 Er 0.00000 0.00000 0.00000 1.00000
  Er3 Er 0.50000 0.00000 0.00000 1.00000
  Er4 Er 0.50000 0.00000 0.50000 1.00000
  Te1 Te 0.24436 0.75149 0.00713 1.00000
  Te2 Te 0.75564 0.76277 0.50713 1.00000
  Te3 Te 0.24436 0.23723 0.49287 1.00000
  Te4 Te 0.75564 0.24851 0.99287 1.00000
  Te5 Te 0.25635 0.75365 0.50270 1.00000
  Te6 Te 0.24906 0.24635 0.00270 1.00000
  Te7 Te 0.75094 0.75365 0.99730 1.00000
  Te8 Te 0.74365 0.24635 0.49730 1.00000
获取直接链接