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Pr2ErAs3

Alexandria ALEX

Alex-ID: agm033470281 · 空间群: Fddd (#70)

基础信息

化学式
Pr2ErAs3
Alex-ID
agm033470281
元素数
3
位点数
24
空间群
Fddd (#70)
晶系
orthorhombic
体积
643.98
ų
晶胞参数 a
14.0400
Å
晶胞参数 b
13.3904
Å
晶胞参数 c
7.3307
Å
α 角
79.46
°
β 角
69.66
°
γ 角
30.88
°

组成

元素组成(原子分数)
组成信息
化学式
Pr2ErAs3
Pr
8.00 · 33.3%
Er
4.00 · 16.7%
As
12.00 · 50.0%

能量与稳定性

凸包上方能量
0.0142
eV/atom
形成能
-1.4916
eV/atom
校正后总能量
-148.1151
eV
原始总能量
-148.1151
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0004
eV
费米能级态密度
2.4712
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C3_36_spg70

分解产物

ErAs PrAs

计算时间

2025-04-15 04:08:15

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: agm033470281).

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 agm033470281
data_agm033470281
_cell_length_a     14.04004
_cell_length_b     13.39041
_cell_length_c     7.33069
_cell_angle_alpha  79.45763
_cell_angle_beta   69.65753
_cell_angle_gamma  30.88484
_cell_volume       643.97925
_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 0.99903 0.99903 0.50097 1.00000
  Pr2 Pr 0.41740 0.41740 0.58260 1.00000
  Pr3 Pr 0.83260 0.83260 0.66740 1.00000
  Pr4 Pr 0.25097 0.25097 0.74903 1.00000
  Pr5 Pr 0.74903 0.74903 0.25097 1.00000
  Pr6 Pr 0.66740 0.66740 0.83260 1.00000
  Pr7 Pr 0.58260 0.58260 0.41740 1.00000
  Pr8 Pr 0.50097 0.50097 0.99903 1.00000
  Er1 Er 0.91643 0.91643 0.08357 1.00000
  Er2 Er 0.33357 0.33357 0.16643 1.00000
  Er3 Er 0.16643 0.16643 0.33357 1.00000
  Er4 Er 0.08357 0.08357 0.91643 1.00000
  As1 As 0.66443 0.16524 0.84494 1.00000
  As2 As 0.16524 0.66443 0.32539 1.00000
  As3 As 0.58557 0.08476 0.40506 1.00000
  As4 As 0.08476 0.58557 0.92461 1.00000
  As5 As 0.48962 0.01038 0.01038 1.00000
  As6 As 0.01038 0.48962 0.48962 1.00000
  As7 As 0.92461 0.40506 0.08476 1.00000
  As8 As 0.40506 0.92461 0.58557 1.00000
  As9 As 0.32539 0.84494 0.16524 1.00000
  As10 As 0.84494 0.32539 0.66443 1.00000
  As11 As 0.76038 0.23962 0.23962 1.00000
  As12 As 0.23962 0.76038 0.76038 1.00000
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