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Ca2MgNi2

Alexandria ALEX

Alex-ID: agm002160271 · 空间群: P4/mbm (#127)

Alexandria Database API

基础信息

化学式
Ca2MgNi2
Alex-ID
agm002160271
元素数
3
位点数
10
空间群
P4/mbm (#127)
晶系
tetragonal
体积
214.47
ų
晶胞参数 a
4.2080
Å
晶胞参数 b
7.1392
Å
晶胞参数 c
7.1393
Å
α 角
90.00
°
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
Ca2MgNi2
Ni
4.00 · 40.0%
Ca
4.00 · 40.0%
Mg
2.00 · 20.0%

能量与稳定性

凸包上方能量
0.0624
eV/atom
形成能
-0.1009
eV/atom
校正后总能量
-35.3419
eV
原始总能量
-35.3419
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0717
eV
费米能级态密度
7.4020
总磁矩
0.0000
μB

其他信息

原型 ID

AB2C2_3_spg127

分解产物

Ca2MgNi2

计算时间

2018-06-06 12:39:21

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: agm002160271).

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 agm002160271
data_agm002160271
_cell_length_a     4.20796
_cell_length_b     7.13921
_cell_length_c     7.13926
_cell_angle_alpha  89.99992
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       214.47402
_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
  Ni1 Ni 0.00000 0.11701 0.38300 1.00000
  Ni2 Ni 0.00000 0.38300 0.88300 1.00000
  Ni3 Ni 0.00000 0.61701 0.11700 1.00000
  Ni4 Ni 0.00000 0.88300 0.61700 1.00000
  Ca1 Ca 0.50000 0.17360 0.67360 1.00000
  Ca2 Ca 0.50000 0.32641 0.17360 1.00000
  Ca3 Ca 0.50000 0.67360 0.82640 1.00000
  Ca4 Ca 0.50000 0.82641 0.32640 1.00000
  Mg1 Mg 0.00000 0.00000 1.00000 1.00000
  Mg2 Mg 0.00000 0.50000 0.50000 1.00000
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