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Ba2LaI7

Alexandria ALEX

Alex-ID: agm003246779 · 空间群: P2_1 (#4)

基础信息

化学式
Ba2LaI7
Alex-ID
agm003246779
元素数
3
位点数
40
空间群
P2_1 (#4)
晶系
monoclinic
体积
1,996.72
ų
晶胞参数 a
15.7591
Å
晶胞参数 b
8.4985
Å
晶胞参数 c
15.2115
Å
α 角
78.55
°
β 角
90.00
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
Ba2LaI7
I
28.00 · 70.0%
Ba
8.00 · 20.0%
La
4.00 · 10.0%

能量与稳定性

凸包上方能量
0.0376
eV/atom
形成能
-1.6466
eV/atom
校正后总能量
-144.3604
eV
原始总能量
-144.3604
eV

电子结构

间接带隙
2.7778
eV
直接带隙
2.7828
eV
费米能级态密度
0.0000
总磁矩
-0.0003
μB

其他信息

原型 ID

AB2C7_175_spg14

分解产物

LaI3 BaI2

计算时间

2022-01-10 14:01:13

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: agm003246779).

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 agm003246779
data_agm003246779
_cell_length_a     15.75906
_cell_length_b     8.49847
_cell_length_c     15.21151
_cell_angle_alpha  78.55246
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1996.71761
_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
  I1 I 0.66844 0.81751 0.93957 1.00000
  I2 I 0.39950 0.91816 0.04834 1.00000
  I3 I 0.52391 0.93287 0.52137 1.00000
  I4 I 0.17551 0.85026 0.86443 1.00000
  I5 I 0.25991 0.83245 0.41429 1.00000
  I6 I 0.75401 0.89009 0.36531 1.00000
  I7 I 0.93233 0.79078 0.74181 1.00000
  I8 I 0.98534 0.91019 0.22256 1.00000
  I9 I 0.34129 0.58048 0.70065 1.00000
  I10 I 0.59167 0.61673 0.22027 1.00000
  I11 I 0.71190 0.62558 0.62196 1.00000
  I12 I 0.68865 0.37581 0.86383 1.00000
  I13 I 0.97191 0.55955 0.52796 1.00000
  I14 I 0.44359 0.42958 0.95780 1.00000
  I15 I 0.94359 0.57042 0.04220 1.00000
  I16 I 0.47191 0.44045 0.47204 1.00000
  I17 I 0.18865 0.62419 0.13617 1.00000
  I18 I 0.21190 0.37442 0.37804 1.00000
  I19 I 0.09167 0.38327 0.77973 1.00000
  I20 I 0.84129 0.41952 0.29935 1.00000
  I21 I 0.48534 0.08981 0.77744 1.00000
  I22 I 0.43233 0.20922 0.25819 1.00000
  I23 I 0.25401 0.10991 0.63469 1.00000
  I24 I 0.75991 0.16755 0.58571 1.00000
  I25 I 0.67551 0.14974 0.13557 1.00000
  I26 I 0.02391 0.06713 0.47863 1.00000
  I27 I 0.89950 0.08184 0.95166 1.00000
  I28 I 0.16844 0.18249 0.06043 1.00000
  Ba1 Ba 0.54166 0.68858 0.76652 1.00000
  Ba2 Ba 0.13869 0.74921 0.63648 1.00000
  Ba3 Ba 0.78754 0.77934 0.14746 1.00000
  Ba4 Ba 0.37641 0.62859 0.26408 1.00000
  Ba5 Ba 0.87641 0.37141 0.73592 1.00000
  Ba6 Ba 0.28754 0.22066 0.85254 1.00000
  Ba7 Ba 0.63869 0.25079 0.36352 1.00000
  Ba8 Ba 0.04166 0.31142 0.23348 1.00000
  La1 La 0.86045 0.86873 0.54217 1.00000
  La2 La 0.06033 0.88400 0.02876 1.00000
  La3 La 0.56033 0.11600 0.97124 1.00000
  La4 La 0.36045 0.13127 0.45783 1.00000
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