导航

HEAS Data Platform · 材料科学计算数据库

TaAl2CrH8

Alexandria ALEX

Alex-ID: agm007167548 · 空间群: R-3m (#166)

基础信息

化学式
TaAl2CrH8
Alex-ID
agm007167548
元素数
4
位点数
12
空间群
R-3m (#166)
晶系
trigonal
体积
85.42
ų
晶胞参数 a
6.2423
Å
晶胞参数 b
6.2423
Å
晶胞参数 c
6.2423
Å
α 角
38.69
°
β 角
38.69
°
γ 角
38.69
°

组成

元素组成(原子分数)
组成信息
化学式
TaAl2CrH8
Ta
1.00 · 8.3%
Al
2.00 · 16.7%
Cr
1.00 · 8.3%
H
8.00 · 66.7%

能量与稳定性

凸包上方能量
0.3367
eV/atom
形成能
0.1957
eV/atom
校正后总能量
-52.5366
eV
原始总能量
-52.5366
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
4.7860
总磁矩
1.1960
μB

其他信息

原型 ID

ABC2D8_1049_spg2

分解产物

TaCrH4 AlH3 TaAl3 CrH

计算时间

2024-01-28 08:55:55.160825

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: agm007167548).

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 agm007167548
data_agm007167548
_cell_length_a     6.24229
_cell_length_b     6.24229
_cell_length_c     6.24229
_cell_angle_alpha  38.68683
_cell_angle_beta   38.68683
_cell_angle_gamma  38.68683
_cell_volume       85.41577
_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
  Ta1 Ta 0.50000 0.50000 0.50000 1.00000
  Al1 Al 0.71886 0.71886 0.71886 1.00000
  Al2 Al 0.28114 0.28114 0.28114 1.00000
  Cr1 Cr 0.00000 0.00000 0.00000 1.00000
  H1 H 0.82081 0.82081 0.82081 1.00000
  H2 H 0.24040 0.23987 0.74278 1.00000
  H3 H 0.17919 0.17919 0.17919 1.00000
  H4 H 0.23987 0.74278 0.24040 1.00000
  H5 H 0.76013 0.25722 0.75960 1.00000
  H6 H 0.74278 0.24040 0.23987 1.00000
  H7 H 0.25722 0.75960 0.76013 1.00000
  H8 H 0.75960 0.76013 0.25722 1.00000
获取直接链接