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Ca2Al2H7

Alexandria ALEX

Alex-ID: agm095329552 · 空间群: P1 (#1)

基础信息

化学式
Ca2Al2H7
Alex-ID
agm095329552
元素数
3
位点数
44
空间群
P1 (#1)
晶系
triclinic
体积
583.62
ų
晶胞参数 a
8.2775
Å
晶胞参数 b
8.9857
Å
晶胞参数 c
7.8998
Å
α 角
90.57
°
β 角
88.75
°
γ 角
96.52
°

组成

元素组成(原子分数)
组成信息
化学式
Ca2Al2H7
Ca
8.00 · 18.2%
Al
8.00 · 18.2%
H
28.00 · 63.6%

能量与稳定性

凸包上方能量
0.1392
eV/atom
形成能
-0.2908
eV/atom
校正后总能量
-149.4895
eV
原始总能量
-149.4895
eV

电子结构

间接带隙
0.7717
eV
直接带隙
0.8903
eV
费米能级态密度
-0.2898
总磁矩
0.0000
μB

其他信息

原型 ID

A2B2C7_1907_spg1

分解产物

Ca2AlH7 Al

计算时间

2025-05-27 21:54:58

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: agm095329552).

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 agm095329552
data_agm095329552
_cell_length_a     8.27750
_cell_length_b     8.98569
_cell_length_c     7.89977
_cell_angle_alpha  90.57382
_cell_angle_beta   88.75155
_cell_angle_gamma  96.52226
_cell_volume       583.61891
_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
  Ca1 Ca 0.76086 0.76527 0.84346 1.00000
  Ca2 Ca 0.20826 0.19442 0.16711 1.00000
  Ca3 Ca 0.24511 0.30698 0.65691 1.00000
  Ca4 Ca 0.76042 0.65619 0.31981 1.00000
  Ca5 Ca 0.22390 0.79361 0.34682 1.00000
  Ca6 Ca 0.71853 0.27540 0.64012 1.00000
  Ca7 Ca 0.75571 0.17950 0.16508 1.00000
  Ca8 Ca 0.19798 0.80346 0.85744 1.00000
  Al1 Al 0.01644 0.07614 0.83412 1.00000
  Al2 Al 0.95875 0.92372 0.13456 1.00000
  Al3 Al 0.54642 0.91052 0.61367 1.00000
  Al4 Al 0.45620 0.10938 0.41729 1.00000
  Al5 Al 0.01835 0.41724 0.36245 1.00000
  Al6 Al 0.02192 0.56882 0.65195 1.00000
  Al7 Al 0.38526 0.53676 0.15439 1.00000
  Al8 Al 0.57455 0.43904 0.93351 1.00000
  H1 H 0.15643 0.52881 0.80103 1.00000
  H2 H 0.99590 0.33345 0.16620 1.00000
  H3 H 0.62230 0.53214 0.75339 1.00000
  H4 H 0.24341 0.44310 0.27500 1.00000
  H5 H 0.74415 0.88597 0.14121 1.00000
  H6 H 0.21432 0.04953 0.77122 1.00000
  H7 H 0.25319 0.04359 0.38333 1.00000
  H8 H 0.68372 0.01619 0.73625 1.00000
  H9 H 0.47878 0.29357 0.80474 1.00000
  H10 H 0.47875 0.63425 0.31337 1.00000
  H11 H 0.47976 0.09861 0.19925 1.00000
  H12 H 0.47442 0.81053 0.78881 1.00000
  H13 H 0.96745 0.82950 0.32356 1.00000
  H14 H 0.96608 0.18467 0.67786 1.00000
  H15 H 0.97450 0.89726 0.73299 1.00000
  H16 H 0.96603 0.07977 0.25622 1.00000
  H17 H 0.10957 0.25785 0.41547 1.00000
  H18 H 0.67555 0.78275 0.56189 1.00000
  H19 H 0.17889 0.70327 0.59481 1.00000
  H20 H 0.79516 0.38747 0.37318 1.00000
  H21 H 0.96658 0.75751 0.02139 1.00000
  H22 H 0.13322 0.25128 0.90950 1.00000
  H23 H 0.72481 0.32767 0.94533 1.00000
  H24 H 0.29012 0.68193 0.09384 1.00000
  H25 H 0.17924 0.93693 0.11598 1.00000
  H26 H 0.68279 0.11781 0.42105 1.00000
  H27 H 0.00757 0.59051 0.28029 1.00000
  H28 H 0.70866 0.58761 0.04416 1.00000
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