导航

HEAS Data Platform · 材料科学计算数据库

SmTaNbGe2

Alexandria ALEX

Alex-ID: agm005016922 · 空间群: I-4m2 (#119)

Alexandria Database API

基础信息

化学式
SmTaNbGe2
Alex-ID
agm005016922
元素数
4
位点数
5
空间群
I-4m2 (#119)
晶系
tetragonal
体积
100.59
ų
晶胞参数 a
4.0709
Å
晶胞参数 b
4.0709
Å
晶胞参数 c
6.7177
Å
α 角
107.64
°
β 角
107.64
°
γ 角
90.00
°

组成

元素组成（原子分数）
组成信息
化学式
SmTaNbGe2
Sm
1.00 · 20.0%
Ta
1.00 · 20.0%
Nb
1.00 · 20.0%
Ge
2.00 · 40.0%

能量与稳定性

凸包上方能量
0.0514
eV/atom
形成能
-0.5701
eV/atom
校正后总能量
-38.7313
eV
原始总能量
-38.7313
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
2.3893
总磁矩
0.0000
μB

其他信息

原型 ID

ABCD2_1563_spg119

分解产物

SmGe Sm2Nb3Ge4 Ta3Ge

计算时间

2022-07-04 06:55:22.470724

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: agm005016922).

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 agm005016922
data_agm005016922
_cell_length_a     4.07093
_cell_length_b     4.07093
_cell_length_c     6.71767
_cell_angle_alpha  107.63798
_cell_angle_beta   107.63798
_cell_angle_gamma  90.00000
_cell_volume       100.58945
_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
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Ta1 Ta 0.75000 0.25000 0.50000 1.00000
  Nb1 Nb 0.25000 0.75000 0.50000 1.00000
  Ge1 Ge 0.60406 0.60406 0.20811 1.00000
  Ge2 Ge 0.39594 0.39594 0.79189 1.00000
获取直接链接