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Na2CaBr4

Alexandria ALEX

Alex-ID: agm063483538 · 空间群: Imma (#74)

Alexandria Database API

基础信息

化学式
Na2CaBr4
Alex-ID
agm063483538
元素数
3
位点数
14
空间群
Imma (#74)
晶系
orthorhombic
体积
468.46
ų
晶胞参数 a
8.7614
Å
晶胞参数 b
8.7614
Å
晶胞参数 c
8.7614
Å
α 角
120.01
°
β 角
121.86
°
γ 角
88.39
°

组成

元素组成（原子分数）
组成信息
化学式
Na2CaBr4
Na
4.00 · 28.6%
Ca
2.00 · 14.3%
Br
8.00 · 57.1%

能量与稳定性

凸包上方能量
0.0117
eV/atom
形成能
-1.7591
eV/atom
校正后总能量
-47.2908
eV
原始总能量
-47.2908
eV

电子结构

间接带隙
4.3271
eV
直接带隙
4.3376
eV
费米能级态密度
0.0000
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C4_6_spg74

分解产物

Na2CaBr4

计算时间

2024-11-10 10:51:06.160551

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: agm063483538).

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 agm063483538
data_agm063483538
_cell_length_a     8.76138
_cell_length_b     8.76138
_cell_length_c     8.76138
_cell_angle_alpha  120.01465
_cell_angle_beta   121.85992
_cell_angle_gamma  88.39174
_cell_volume       468.46194
_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
  Na1 Na 0.50000 0.00000 0.50000 1.00000
  Na2 Na 0.00000 0.00000 0.00000 1.00000
  Na3 Na 0.13918 0.38918 0.75000 1.00000
  Na4 Na 0.86082 0.61082 0.25000 1.00000
  Ca1 Ca 0.50000 0.00000 0.00000 1.00000
  Ca2 Ca 0.50000 0.50000 0.50000 1.00000
  Br1 Br 0.26980 0.25573 0.48593 1.00000
  Br2 Br 0.73020 0.21613 0.98593 1.00000
  Br3 Br 0.26980 0.78387 0.01407 1.00000
  Br4 Br 0.73020 0.74427 0.51407 1.00000
  Br5 Br 0.26251 0.24513 0.01738 1.00000
  Br6 Br 0.72775 0.24513 0.48262 1.00000
  Br7 Br 0.27225 0.75487 0.51738 1.00000
  Br8 Br 0.73749 0.75487 0.98262 1.00000
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