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Ba4ScNb9O18

Alexandria ALEX

Alex-ID: agm021361528 · 空间群: I4/mmm (#139)

基础信息

化学式
Ba4ScNb9O18
Alex-ID
agm021361528
元素数
4
位点数
32
空间群
I4/mmm (#139)
晶系
tetragonal
体积
445.08
ų
晶胞参数 a
13.1759
Å
晶胞参数 b
13.1759
Å
晶胞参数 c
13.1759
Å
α 角
153.80
°
β 角
153.80
°
γ 角
37.38
°

组成

元素组成(原子分数)
组成信息
化学式
Ba4ScNb9O18
Ba
4.00 · 12.5%
Sc
1.00 · 3.1%
Nb
9.00 · 28.1%
O
18.00 · 56.3%

能量与稳定性

凸包上方能量
0.0041
eV/atom
形成能
-2.9715
eV/atom
校正后总能量
-288.9850
eV
原始总能量
-276.3438
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0001
eV
费米能级态密度
7.0657
总磁矩
-0.0003
μB

其他信息

原型 ID

AB4C9D18_0_spg139

分解产物

Ba2Nb5O9 Ba2ScNbO6 Sc2O3 Nb

计算时间

2024-11-11 11:44:03.084347

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: agm021361528).

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 agm021361528
data_agm021361528
_cell_length_a     13.17587
_cell_length_b     13.17587
_cell_length_c     13.17587
_cell_angle_alpha  153.80440
_cell_angle_beta   153.80440
_cell_angle_gamma  37.38396
_cell_volume       445.07993
_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
  Ba1 Ba 0.41839 0.91839 0.50000 1.00000
  Ba2 Ba 0.91839 0.41839 0.50000 1.00000
  Ba3 Ba 0.58161 0.08161 0.50000 1.00000
  Ba4 Ba 0.08161 0.58161 0.50000 1.00000
  Sc1 Sc 0.00000 0.00000 0.00000 1.00000
  Nb1 Nb 0.83277 0.83277 0.00000 1.00000
  Nb2 Nb 0.33180 0.33180 0.00000 1.00000
  Nb3 Nb 0.16723 0.16723 0.00000 1.00000
  Nb4 Nb 0.66820 0.66820 0.00000 1.00000
  Nb5 Nb 0.00000 0.50000 0.00000 1.00000
  Nb6 Nb 0.50000 0.00000 0.00000 1.00000
  Nb7 Nb 0.00000 0.00000 0.50000 1.00000
  Nb8 Nb 0.50000 0.50000 0.50000 1.00000
  Nb9 Nb 0.50000 0.50000 0.00000 1.00000
  O1 O 0.74196 0.25804 0.00000 1.00000
  O2 O 0.25804 0.74196 0.00000 1.00000
  O3 O 0.74196 0.74196 0.48392 1.00000
  O4 O 0.25804 0.25804 0.51608 1.00000
  O5 O 0.91639 0.91639 0.00000 1.00000
  O6 O 0.41840 0.41840 0.00000 1.00000
  O7 O 0.08361 0.08361 0.00000 1.00000
  O8 O 0.58160 0.58160 0.00000 1.00000
  O9 O 0.75000 0.25000 0.50000 1.00000
  O10 O 0.25000 0.75000 0.50000 1.00000
  O11 O 0.58534 0.08559 0.00000 1.00000
  O12 O 0.08559 0.58534 0.00000 1.00000
  O13 O 0.58534 0.58534 0.49975 1.00000
  O14 O 0.08559 0.08559 0.50025 1.00000
  O15 O 0.91441 0.41466 0.00000 1.00000
  O16 O 0.41466 0.91441 0.00000 1.00000
  O17 O 0.91441 0.91441 0.49975 1.00000
  O18 O 0.41466 0.41466 0.50025 1.00000
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