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LaCrAs

Alexandria ALEX

Alex-ID: agm002145277 · 空间群: I4_1md (#109)

基础信息

化学式
LaCrAs
Alex-ID
agm002145277
元素数
3
位点数
6
空间群
I4_1md (#109)
晶系
tetragonal
体积
130.67
ų
晶胞参数 a
4.2694
Å
晶胞参数 b
4.2694
Å
晶胞参数 c
7.7790
Å
α 角
105.93
°
β 角
105.93
°
γ 角
90.00
°

组成

元素组成(原子分数)
组成信息
化学式
LaCrAs
Cr
2.00 · 33.3%
As
2.00 · 33.3%
La
2.00 · 33.3%

能量与稳定性

凸包上方能量
0.7423
eV/atom
形成能
-0.3075
eV/atom
校正后总能量
-40.2455
eV
原始总能量
-40.2455
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0003
eV
费米能级态密度
16.5363
总磁矩
0.0006
μB

其他信息

原型 ID

ABC_13_spg8

分解产物

Cr LaAs

计算时间

2018-05-23 11:24:04

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: agm002145277).

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 agm002145277
data_agm002145277
_cell_length_a     4.26941
_cell_length_b     4.26941
_cell_length_c     7.77901
_cell_angle_alpha  105.93325
_cell_angle_beta   105.93325
_cell_angle_gamma  90.00128
_cell_volume       130.67276
_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
  Cr1 Cr 0.16718 0.16710 0.33427 1.00000
  Cr2 Cr 0.91710 0.41718 0.83427 1.00000
  As1 As 0.74778 0.24775 0.49555 1.00000
  As2 As 0.99775 0.99778 0.99555 1.00000
  La1 La 0.33102 0.83099 0.66200 1.00000
  La2 La 0.58099 0.58102 0.16200 1.00000
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