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NbH2

Alexandria ALEX

Alex-ID: agm090051639 · 空间群: P1 (#1)

基础信息

化学式
NbH2
Alex-ID
agm090051639
元素数
2
位点数
24
空间群
P1 (#1)
晶系
triclinic
体积
193.59
ų
晶胞参数 a
3.2128
Å
晶胞参数 b
6.2568
Å
晶胞参数 c
10.0314
Å
α 角
85.20
°
β 角
82.13
°
γ 角
76.05
°

组成

元素组成(原子分数)
组成信息
化学式
NbH2
Nb
8.00 · 33.3%
H
16.00 · 66.7%

能量与稳定性

凸包上方能量
0.1299
eV/atom
形成能
-0.2023
eV/atom
校正后总能量
-137.2495
eV
原始总能量
-137.2495
eV

电子结构

间接带隙
0.0000
eV
直接带隙
0.0623
eV
费米能级态密度
8.8051
总磁矩
0.0000
μB

其他信息

原型 ID

AB2_9704_spg1

分解产物

NbH2

计算时间

2025-05-27 15:36:46

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: agm090051639).

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 agm090051639
data_agm090051639
_cell_length_a     3.21279
_cell_length_b     6.25684
_cell_length_c     10.03139
_cell_angle_alpha  85.20163
_cell_angle_beta   82.13199
_cell_angle_gamma  76.05418
_cell_volume       193.59456
_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
  Nb1 Nb 0.54612 0.71955 0.00793 1.00000
  Nb2 Nb 0.22455 0.01460 0.27317 1.00000
  Nb3 Nb 0.41113 0.77498 0.51979 1.00000
  Nb4 Nb 0.00337 0.57391 0.27597 1.00000
  Nb5 Nb 0.28163 0.27349 0.97564 1.00000
  Nb6 Nb 0.99563 0.98877 0.77261 1.00000
  Nb7 Nb 0.54481 0.24329 0.50856 1.00000
  Nb8 Nb 0.81977 0.50810 0.73529 1.00000
  H1 H 0.82398 0.86875 0.19593 1.00000
  H2 H 0.97576 0.89540 0.95978 1.00000
  H3 H 0.97634 0.24509 0.63701 1.00000
  H4 H 0.37538 0.49414 0.62487 1.00000
  H5 H 0.62622 0.18897 0.31482 1.00000
  H6 H 0.72194 0.44307 0.92158 1.00000
  H7 H 0.54575 0.98758 0.64103 1.00000
  H8 H 0.57790 0.79633 0.81628 1.00000
  H9 H 0.78226 0.19250 0.06088 1.00000
  H10 H 0.34036 0.00122 0.07995 1.00000
  H11 H 0.48760 0.51953 0.39693 1.00000
  H12 H 0.56074 0.53693 0.17693 1.00000
  H13 H 0.15174 0.08376 0.46091 1.00000
  H14 H 0.09525 0.56183 0.06582 1.00000
  H15 H 0.95833 0.79145 0.40384 1.00000
  H16 H 0.17472 0.29662 0.17596 1.00000
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