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CaAlGa2

Alexandria ALEX

Alex-ID: agm002788397 · 空间群: I-42d (#122)

基础信息

化学式
CaAlGa2
Alex-ID
agm002788397
元素数
3
位点数
8
空间群
I-42d (#122)
晶系
tetragonal
体积
200.62
ų
晶胞参数 a
4.7353
Å
晶胞参数 b
4.7353
Å
晶胞参数 c
9.5533
Å
α 角
75.65
°
β 角
75.65
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
CaAlGa2
Ca
2.00 · 25.0%
Al
2.00 · 25.0%
Ga
4.00 · 50.0%

能量与稳定性

凸包上方能量
0.3260
eV/atom
形成能
-0.0831
eV/atom
校正后总能量
-24.2771
eV
原始总能量
-24.2771
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
4.3525
总磁矩
0.0000
μB

其他信息

原型 ID

ABC2_139_spg141

分解产物

Ca(AlGa)2 CaGa2

计算时间

2017-01-21 17:45:23

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: agm002788397).

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 agm002788397
data_agm002788397
_cell_length_a     4.73528
_cell_length_b     4.73528
_cell_length_c     9.55331
_cell_angle_alpha  75.65060
_cell_angle_beta   75.65060
_cell_angle_gamma  90.00000
_cell_volume       200.62409
_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
  Ca1 Ca 0.00000 0.00000 0.00000 1.00000
  Ca2 Ca 0.75000 0.25000 0.50000 1.00000
  Al1 Al 0.50000 0.50000 0.00000 1.00000
  Al2 Al 0.25000 0.75000 0.50000 1.00000
  Ga1 Ga 0.48920 0.12500 0.25000 1.00000
  Ga2 Ga 0.26080 0.62500 0.25000 1.00000
  Ga3 Ga 0.37500 0.51080 0.75000 1.00000
  Ga4 Ga 0.87500 0.73920 0.75000 1.00000
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