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CaCe2HoAs4

Alexandria ALEX

Alex-ID: agm046498656 · 空间群: Imma (#74)

Alexandria Database API

基础信息

化学式
CaCe2HoAs4
Alex-ID
agm046498656
元素数
4
位点数
16
空间群
Imma (#74)
晶系
orthorhombic
体积
417.70
ų
晶胞参数 a
8.3901
Å
晶胞参数 b
8.3901
Å
晶胞参数 c
8.3901
Å
α 角
119.88
°
β 角
120.09
°
γ 角
90.02
°

组成

元素组成（原子分数）
组成信息
化学式
CaCe2HoAs4
Ca
2.00 · 12.5%
Ce
4.00 · 25.0%
Ho
2.00 · 12.5%
As
8.00 · 50.0%

能量与稳定性

凸包上方能量
0.0061
eV/atom
形成能
-1.3844
eV/atom
校正后总能量
-96.2434
eV
原始总能量
-96.2434
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0008
eV
费米能级态密度
16.0606
总磁矩
1.9043
μB

其他信息

原型 ID

ABC2D4_972_spg15

分解产物

CaCe2(HoAs2)3 CaCe2As3

计算时间

2025-03-10 16:23:56

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: agm046498656).

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 agm046498656
data_agm046498656
_cell_length_a     8.39008
_cell_length_b     8.39008
_cell_length_c     8.39008
_cell_angle_alpha  119.88099
_cell_angle_beta   120.09368
_cell_angle_gamma  90.02203
_cell_volume       417.69987
_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 0.50000 0.50000 0.50000 1.00000
  Ca2 Ca 0.50000 0.00000 0.00000 1.00000
  Ce1 Ce 0.00000 0.00000 0.50000 1.00000
  Ce2 Ce 0.00000 0.50000 0.00000 1.00000
  Ce3 Ce 0.00000 0.50000 0.50000 1.00000
  Ce4 Ce 0.50000 0.50000 0.00000 1.00000
  Ho1 Ho 0.50000 0.00000 0.50000 1.00000
  Ho2 Ho 0.00000 0.00000 0.00000 1.00000
  As1 As 0.24188 0.24894 0.99295 1.00000
  As2 As 0.75599 0.24894 0.50705 1.00000
  As3 As 0.24401 0.75106 0.49295 1.00000
  As4 As 0.75812 0.75106 0.00705 1.00000
  As5 As 0.24767 0.24440 0.49674 1.00000
  As6 As 0.24767 0.75093 0.00326 1.00000
  As7 As 0.75233 0.24907 0.99674 1.00000
  As8 As 0.75233 0.75560 0.50326 1.00000
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