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PmErTm

Alexandria ALEX

Alex-ID: agm017148755 · 空间群: P4/nmm (#129)

基础信息

化学式
PmErTm
Alex-ID
agm017148755
元素数
3
位点数
6
空间群
P4/nmm (#129)
晶系
tetragonal
体积
189.81
ų
晶胞参数 a
3.5505
Å
晶胞参数 b
3.5505
Å
晶胞参数 c
15.0569
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
PmErTm
Pm
2.00 · 33.3%
Er
2.00 · 33.3%
Tm
2.00 · 33.3%

能量与稳定性

凸包上方能量
0.0320
eV/atom
形成能
0.0248
eV/atom
校正后总能量
-27.4214
eV
原始总能量
-27.4214
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0009
eV
费米能级态密度
8.0335
总磁矩
0.0000
μB

其他信息

原型 ID

ABC_168_spg139

分解产物

PmEr2 PmTm2

计算时间

2025-04-16 17:06:58

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: agm017148755).

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 agm017148755
data_agm017148755
_cell_length_a     3.55049
_cell_length_b     3.55049
_cell_length_c     15.05690
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       189.80692
_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 0.00000 0.24923 1.00000
  Pm2 Pm 0.00000 0.50000 0.75077 1.00000
  Er1 Er 0.50000 0.00000 0.58195 1.00000
  Er2 Er 0.00000 0.50000 0.41805 1.00000
  Tm1 Tm 0.00000 0.50000 0.08105 1.00000
  Tm2 Tm 0.50000 0.00000 0.91895 1.00000
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