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Er(Ga2Fe)4

Alexandria ALEX

Alex-ID: agm003672233 · 空间群: I4/mmm (#139)

Alexandria Database API

基础信息

化学式
Er(Ga2Fe)4
Alex-ID
agm003672233
元素数
3
位点数
13
空间群
I4/mmm (#139)
晶系
tetragonal
体积
190.75
ų
晶胞参数 a
5.0622
Å
晶胞参数 b
6.6399
Å
晶胞参数 c
6.6399
Å
α 角
81.64
°
β 角
67.59
°
γ 角
67.59
°

组成

元素组成（原子分数）
组成信息
化学式
Er(Ga2Fe)4
Er
1.00 · 7.7%
Ga
8.00 · 61.5%
Fe
4.00 · 30.8%

能量与稳定性

凸包上方能量
0.0414
eV/atom
形成能
-0.2812
eV/atom
校正后总能量
-66.3037
eV
原始总能量
-66.3037
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
8.3788
总磁矩
6.0944
μB

其他信息

原型 ID

AB4C8_2_spg139

分解产物

Er4Ga12Fe Er(GaFe)6 Ga3Fe

计算时间

2022-04-20 21:30:21.636713

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: agm003672233).

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 agm003672233
data_agm003672233
_cell_length_a     5.06223
_cell_length_b     6.63990
_cell_length_c     6.63990
_cell_angle_alpha  81.64465
_cell_angle_beta   67.59208
_cell_angle_gamma  67.59208
_cell_volume       190.75349
_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
  Er1 Er 0.00000 0.00000 0.00000 1.00000
  Ga1 Ga 0.00000 0.33875 0.66125 1.00000
  Ga2 Ga 1.00000 0.66125 0.33875 1.00000
  Ga3 Ga 0.33875 0.66125 0.66125 1.00000
  Ga4 Ga 0.66125 0.33875 0.33875 1.00000
  Ga5 Ga 0.50000 0.77940 0.22060 1.00000
  Ga6 Ga 0.50000 0.22060 0.77940 1.00000
  Ga7 Ga 0.27940 0.22060 0.22060 1.00000
  Ga8 Ga 0.72060 0.77940 0.77940 1.00000
  Fe1 Fe 0.00000 0.00000 0.50000 1.00000
  Fe2 Fe 0.50000 0.00000 0.50000 1.00000
  Fe3 Fe 0.00000 0.50000 0.00000 1.00000
  Fe4 Fe 0.50000 0.50000 0.00000 1.00000
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