KNbSe2
弹性数据 ELAMP-ID: mp-7940 · 空间群: P6_3/mmc (#194)
基础信息
X 射线衍射
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 10.81 | 8.1842 | 80.4 | (0,0,0,2) |
| 28.33 | 3.1498 | 7.9 | (1,0,-1,0) |
| 28.87 | 3.0930 | 56.9 | (1,0,-1,1) |
| 30.41 | 2.9396 | 3.4 | (1,0,-1,2) |
| 32.83 | 2.7281 | 3.1 | (0,0,0,6) |
| 32.83 | 2.7279 | 5.6 | (1,0,-1,3) |
| 35.98 | 2.4960 | 100.0 | (1,0,-1,4) |
| 39.71 | 2.2698 | 36.0 | (1,0,-1,5) |
| 43.91 | 2.0621 | 20.9 | (1,0,-1,6) |
| 44.27 | 2.0461 | 7.5 | (0,0,0,8) |
| 48.49 | 1.8775 | 2.1 | (1,0,-1,7) |
| 50.17 | 1.8185 | 40.8 | (2,-1,-1,0) |
| 51.48 | 1.7752 | 10.1 | (2,-1,-1,2) |
| 53.40 | 1.7158 | 9.6 | (1,0,-1,8) |
| 56.20 | 1.6368 | 5.3 | (0,0,0,10) |
| 58.61 | 1.5750 | 7.1 | (1,0,-1,9) |
| 58.91 | 1.5676 | 7.3 | (2,0,-2,1) |
| 61.26 | 1.5132 | 1.8 | (2,-1,-1,6) |
| 63.27 | 1.4698 | 18.0 | (2,0,-2,4) |
| 65.80 | 1.4192 | 7.9 | (2,0,-2,5) |
| 68.83 | 1.3640 | 2.1 | (0,0,0,12) |
| 68.84 | 1.3639 | 5.5 | (2,0,-2,6) |
| 69.11 | 1.3592 | 11.3 | (2,-1,-1,8) |
| 69.92 | 1.3455 | 4.5 | (1,0,-1,11) |
能量属性
电子属性
磁性属性
弹性属性
特征分析
关联任务
引用参考
The crystal structure and related material properties of KNbSe2 were obtained from the Materials Project database (MP-ID: mp-7940, database version v2026.04.13).
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0
晶体结构 3D 渲染
加载 3D 结构...
# generated using pymatgen
data_KNbSe2
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.63703191
_cell_length_b 3.63703191
_cell_length_c 16.36843200
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 119.99999832
_symmetry_Int_Tables_number 1
_chemical_formula_structural KNbSe2
_chemical_formula_sum 'K2 Nb2 Se4'
_cell_volume 187.51324083
_cell_formula_units_Z 2
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 'x, y, z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
K K0 1 0.00000000 0.00000000 0.00000000 1.0
K K1 1 0.00000000 0.00000000 0.50000000 1.0
Nb Nb2 1 0.00000000 0.00000000 0.25000000 1.0
Nb Nb3 1 0.00000000 0.00000000 0.75000000 1.0
Se Se4 1 0.33333300 0.66666700 0.15044100 1.0
Se Se5 1 0.33333300 0.66666700 0.34955900 1.0
Se Se6 1 0.66666700 0.33333300 0.65044100 1.0
Se Se7 1 0.66666700 0.33333300 0.84955900 1.0
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