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TmTa2Fe9

Alexandria ALEX

Alex-ID: agm044017751 · 空间群: P4/mbm (#127)

基础信息

化学式
TmTa2Fe9
Alex-ID
agm044017751
元素数
3
位点数
24
空间群
P4/mbm (#127)
晶系
tetragonal
体积
327.84
ų
晶胞参数 a
8.1927
Å
晶胞参数 b
8.1927
Å
晶胞参数 c
4.8843
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
TmTa2Fe9
Tm
2.00 · 8.3%
Ta
4.00 · 16.7%
Fe
18.00 · 75.0%

能量与稳定性

凸包上方能量
0.0082
eV/atom
形成能
-0.1479
eV/atom
校正后总能量
-212.2313
eV
原始总能量
-212.2313
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0151
eV
费米能级态密度
15.8514
总磁矩
31.8763
μB

其他信息

原型 ID

AB2C9_14_spg127

分解产物

TmTa2Fe9

计算时间

2025-01-22 11:19:37

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: agm044017751).

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 agm044017751
data_agm044017751
_cell_length_a     8.19270
_cell_length_b     8.19270
_cell_length_c     4.88432
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       327.83696
_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
  Tm1 Tm 0.50000 0.50000 0.00000 1.00000
  Tm2 Tm 0.00000 0.00000 0.00000 1.00000
  Ta1 Ta 0.37674 0.87674 0.00000 1.00000
  Ta2 Ta 0.62326 0.12326 0.00000 1.00000
  Ta3 Ta 0.87674 0.62326 0.00000 1.00000
  Ta4 Ta 0.12326 0.37674 0.00000 1.00000
  Fe1 Fe 0.50000 0.00000 0.50000 1.00000
  Fe2 Fe 0.00000 0.50000 0.50000 1.00000
  Fe3 Fe 0.28925 0.43296 0.50000 1.00000
  Fe4 Fe 0.71075 0.56704 0.50000 1.00000
  Fe5 Fe 0.78925 0.06704 0.50000 1.00000
  Fe6 Fe 0.21075 0.93296 0.50000 1.00000
  Fe7 Fe 0.56704 0.28925 0.50000 1.00000
  Fe8 Fe 0.43296 0.71075 0.50000 1.00000
  Fe9 Fe 0.93296 0.78925 0.50000 1.00000
  Fe10 Fe 0.06704 0.21075 0.50000 1.00000
  Fe11 Fe 0.17609 0.67609 0.24032 1.00000
  Fe12 Fe 0.82391 0.32391 0.24032 1.00000
  Fe13 Fe 0.67609 0.82391 0.24032 1.00000
  Fe14 Fe 0.32391 0.17609 0.24032 1.00000
  Fe15 Fe 0.82391 0.32391 0.75968 1.00000
  Fe16 Fe 0.17609 0.67609 0.75968 1.00000
  Fe17 Fe 0.32391 0.17609 0.75968 1.00000
  Fe18 Fe 0.67609 0.82391 0.75968 1.00000
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