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KAs2

Alexandria ALEX

Alex-ID: agm006209869 · 空间群: Fd-3m (#227)

基础信息

化学式
KAs2
Alex-ID
agm006209869
元素数
2
位点数
24
空间群
Fd-3m (#227)
晶系
cubic
体积
675.45
ų
晶胞参数 a
9.8485
Å
晶胞参数 b
9.8485
Å
晶胞参数 c
9.8485
Å
α 角
60.00
°
β 角
60.00
°
γ 角
60.00
°

组成

元素组成(原子分数)
组成信息
化学式
KAs2
As
16.00 · 66.7%
K
8.00 · 33.3%

能量与稳定性

凸包上方能量
0.5350
eV/atom
形成能
0.1479
eV/atom
校正后总能量
-79.6610
eV
原始总能量
-79.6610
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
15.1555
总磁矩
0.0000
μB

其他信息

原型 ID

AB2_6646_spg141

分解产物

K2As3 K3As7

计算时间

2023-11-15 18:15:12.460484

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: agm006209869).

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 agm006209869
data_agm006209869
_cell_length_a     9.84850
_cell_length_b     9.84850
_cell_length_c     9.84850
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       675.45382
_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
  As1 As 0.00000 0.50000 0.00000 1.00000
  As2 As 0.50000 0.00000 0.00000 1.00000
  As3 As 0.50000 0.50000 0.00000 1.00000
  As4 As 0.50000 0.50000 0.50000 1.00000
  As5 As 0.83810 0.83810 0.91190 1.00000
  As6 As 0.83810 0.41190 0.91190 1.00000
  As7 As 0.41190 0.83810 0.91190 1.00000
  As8 As 0.83810 0.41190 0.33810 1.00000
  As9 As 0.41190 0.83810 0.33810 1.00000
  As10 As 0.41190 0.41190 0.33810 1.00000
  As11 As 0.16190 0.16190 0.08810 1.00000
  As12 As 0.16190 0.58810 0.08810 1.00000
  As13 As 0.58810 0.16190 0.08810 1.00000
  As14 As 0.16190 0.58810 0.66190 1.00000
  As15 As 0.58810 0.16190 0.66190 1.00000
  As16 As 0.58810 0.58810 0.66190 1.00000
  K1 K 0.78015 0.78015 0.65954 1.00000
  K2 K 0.78015 0.78015 0.28015 1.00000
  K3 K 0.78015 0.15954 0.28015 1.00000
  K4 K 0.15954 0.78015 0.28015 1.00000
  K5 K 0.21985 0.21985 0.34046 1.00000
  K6 K 0.21985 0.21985 0.71985 1.00000
  K7 K 0.21985 0.84046 0.71985 1.00000
  K8 K 0.84046 0.21985 0.71985 1.00000
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