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Tb3Ta4AlN8

Alexandria ALEX

Alex-ID: agm045015377 · 空间群: R-3m (#166)

Alexandria Database API

基础信息

化学式
Tb3Ta4AlN8
Alex-ID
agm045015377
元素数
4
位点数
16
空间群
R-3m (#166)
晶系
trigonal
体积
190.12
ų
晶胞参数 a
6.5317
Å
晶胞参数 b
6.5317
Å
晶胞参数 c
6.5317
Å
α 角
58.46
°
β 角
58.46
°
γ 角
58.46
°

组成

元素组成（原子分数）
组成信息
化学式
Tb3Ta4AlN8
Tb
3.00 · 18.8%
Ta
4.00 · 25.0%
Al
1.00 · 6.3%
N
8.00 · 50.0%

能量与稳定性

凸包上方能量
0.2232
eV/atom
形成能
-1.3669
eV/atom
校正后总能量
-150.5436
eV
原始总能量
-150.5436
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
4.9686
总磁矩
0.0000
μB

其他信息

原型 ID

AB3C4D8_20_spg12

分解产物

TbTaN2 TaN AlN

计算时间

2024-10-22 17:17:07.242039

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: agm045015377).

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 agm045015377
data_agm045015377
_cell_length_a     6.53173
_cell_length_b     6.53173
_cell_length_c     6.53173
_cell_angle_alpha  58.46351
_cell_angle_beta   58.46351
_cell_angle_gamma  58.46351
_cell_volume       190.11943
_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
  Tb1 Tb 0.50000 0.50000 0.00000 1.00000
  Tb2 Tb 0.00000 0.50000 0.50000 1.00000
  Tb3 Tb 0.50000 0.00000 0.50000 1.00000
  Ta1 Ta 0.50000 0.50000 0.50000 1.00000
  Ta2 Ta 0.00000 0.50000 0.00000 1.00000
  Ta3 Ta 0.00000 0.00000 0.50000 1.00000
  Ta4 Ta 0.50000 0.00000 0.00000 1.00000
  Al1 Al 0.00000 0.00000 0.00000 1.00000
  N1 N 0.78302 0.23849 0.23849 1.00000
  N2 N 0.23849 0.23849 0.78302 1.00000
  N3 N 0.23964 0.23964 0.23964 1.00000
  N4 N 0.23849 0.78302 0.23849 1.00000
  N5 N 0.76151 0.21698 0.76151 1.00000
  N6 N 0.76036 0.76036 0.76036 1.00000
  N7 N 0.76151 0.76151 0.21698 1.00000
  N8 N 0.21698 0.76151 0.76151 1.00000
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