导航

HEAS Data Platform · 材料科学计算数据库

MgAlB14

Alexandria ALEX

Alex-ID: agm005754599 · 空间群: Imma (#74)

基础信息

化学式
MgAlB14
Alex-ID
agm005754599
元素数
3
位点数
32
空间群
Imma (#74)
晶系
orthorhombic
体积
248.59
ų
晶胞参数 a
5.9133
Å
晶胞参数 b
7.2137
Å
晶胞参数 c
7.2137
Å
α 角
68.47
°
β 角
65.80
°
γ 角
65.80
°

组成

元素组成(原子分数)
组成信息
化学式
MgAlB14
Mg
2.00 · 6.3%
Al
2.00 · 6.3%
B
28.00 · 87.5%

能量与稳定性

凸包上方能量
0.0206
eV/atom
形成能
-0.0884
eV/atom
校正后总能量
-200.4763
eV
原始总能量
-200.4763
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
2.7454
总磁矩
0.0000
μB

其他信息

原型 ID

ABC14_1_spg74

分解产物

MgB7 MgAlB4 Mg(AlB14)2

计算时间

2023-07-18 13:54:00.559854

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: agm005754599).

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 agm005754599
data_agm005754599
_cell_length_a     5.91331
_cell_length_b     7.21368
_cell_length_c     7.21368
_cell_angle_alpha  68.47085
_cell_angle_beta   65.80348
_cell_angle_gamma  65.80348
_cell_volume       248.58941
_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
  Mg1 Mg 0.25000 0.40181 0.09819 1.00000
  Mg2 Mg 0.75000 0.59819 0.90181 1.00000
  Al1 Al 0.50000 0.00000 0.50000 1.00000
  Al2 Al 0.00000 0.00000 0.50000 1.00000
  B1 B 0.66677 0.36460 0.30185 1.00000
  B2 B 0.33323 0.63540 0.69815 1.00000
  B3 B 0.16677 0.80185 0.86460 1.00000
  B4 B 0.83323 0.19815 0.13540 1.00000
  B5 B 0.14888 0.23400 0.46825 1.00000
  B6 B 0.85112 0.76600 0.53175 1.00000
  B7 B 0.64888 0.96825 0.73400 1.00000
  B8 B 0.35112 0.03175 0.26600 1.00000
  B9 B 0.08714 0.08437 0.74135 1.00000
  B10 B 0.91286 0.91563 0.25865 1.00000
  B11 B 0.58714 0.24135 0.58437 1.00000
  B12 B 0.41286 0.75865 0.41563 1.00000
  B13 B 0.72282 0.60087 0.27355 1.00000
  B14 B 0.59724 0.39913 0.72645 1.00000
  B15 B 0.22282 0.77355 0.10087 1.00000
  B16 B 0.09724 0.22645 0.89913 1.00000
  B17 B 0.27718 0.39913 0.72645 1.00000
  B18 B 0.40276 0.60087 0.27355 1.00000
  B19 B 0.77718 0.22645 0.89913 1.00000
  B20 B 0.90276 0.77355 0.10087 1.00000
  B21 B 0.32666 0.96576 0.87321 1.00000
  B22 B 0.16564 0.03424 0.12679 1.00000
  B23 B 0.82666 0.37321 0.46576 1.00000
  B24 B 0.66564 0.62679 0.53424 1.00000
  B25 B 0.67334 0.03424 0.12679 1.00000
  B26 B 0.83436 0.96576 0.87321 1.00000
  B27 B 0.17334 0.62679 0.53424 1.00000
  B28 B 0.33436 0.37321 0.46576 1.00000
获取直接链接