Si3N4
弹性数据 ELAMP-ID: mp-641539 · 空间群: Pnma (#62)
基础信息
X 射线衍射
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 18.63 | 4.7619 | 16.0 | (0,0,2) |
| 21.55 | 4.1244 | 3.1 | (1,0,1) |
| 24.58 | 3.6216 | 30.3 | (0,1,2) |
| 25.17 | 3.5377 | 8.1 | (1,1,0) |
| 26.88 | 3.3163 | 32.4 | (1,1,1) |
| 27.02 | 3.2994 | 8.6 | (1,0,2) |
| 31.50 | 2.8398 | 5.6 | (1,1,2) |
| 32.09 | 2.7889 | 14.1 | (0,2,0) |
| 34.38 | 2.6083 | 59.6 | (1,0,3) |
| 37.37 | 2.4065 | 7.7 | (0,2,2) |
| 38.09 | 2.3628 | 89.4 | (1,1,3) |
| 38.99 | 2.3103 | 100.0 | (1,2,1) |
| 39.38 | 2.2879 | 8.2 | (2,0,0) |
| 40.55 | 2.2246 | 7.3 | (2,0,1) |
| 41.23 | 2.1898 | 18.6 | (0,1,4) |
| 42.44 | 2.1299 | 33.0 | (1,2,2) |
| 42.81 | 2.1121 | 17.7 | (1,0,4) |
| 43.81 | 2.0663 | 16.2 | (2,1,1) |
| 43.90 | 2.0622 | 1.3 | (2,0,2) |
| 46.98 | 1.9343 | 3.0 | (2,1,2) |
| 47.74 | 1.9050 | 3.9 | (1,2,3) |
| 49.08 | 1.8561 | 5.6 | (2,0,3) |
| 50.39 | 1.8108 | 4.0 | (0,2,4) |
| 51.68 | 1.7688 | 4.7 | (2,2,0) |
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 Si3N4 were obtained from the Materials Project database (MP-ID: mp-641539, 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_Si3N4
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 4.57578800
_cell_length_b 5.57778500
_cell_length_c 9.52379400
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural Si3N4
_chemical_formula_sum 'Si12 N16'
_cell_volume 243.07352445
_cell_formula_units_Z 4
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
Si Si0 1 0.56017900 0.75000000 0.09228000 1.0
Si Si1 1 0.06017900 0.25000000 0.40772000 1.0
Si Si2 1 0.49115700 0.75000000 0.77410300 1.0
Si Si3 1 0.43982100 0.25000000 0.90772000 1.0
Si Si4 1 0.00884300 0.75000000 0.27410300 1.0
Si Si5 1 0.93982100 0.75000000 0.59228000 1.0
Si Si6 1 0.99115700 0.25000000 0.72589700 1.0
Si Si7 1 0.50000000 0.00000000 0.50000000 1.0
Si Si8 1 0.00000000 0.00000000 0.00000000 1.0
Si Si9 1 0.50884300 0.25000000 0.22589700 1.0
Si Si10 1 0.00000000 0.50000000 0.00000000 1.0
Si Si11 1 0.50000000 0.50000000 0.50000000 1.0
N N12 1 0.31248500 0.75000000 0.59171500 1.0
N N13 1 0.18751500 0.75000000 0.09171500 1.0
N N14 1 0.24210800 0.00475000 0.33744700 1.0
N N15 1 0.24349300 0.25000000 0.57138900 1.0
N N16 1 0.75789200 0.50475000 0.66255300 1.0
N N17 1 0.75789200 0.99525000 0.66255300 1.0
N N18 1 0.74210800 0.50475000 0.16255300 1.0
N N19 1 0.75650700 0.75000000 0.42861100 1.0
N N20 1 0.25789200 0.49525000 0.83744700 1.0
N N21 1 0.74210800 0.99525000 0.16255300 1.0
N N22 1 0.25650700 0.25000000 0.07138900 1.0
N N23 1 0.25789200 0.00475000 0.83744700 1.0
N N24 1 0.68751500 0.25000000 0.40828500 1.0
N N25 1 0.74349300 0.75000000 0.92861100 1.0
N N26 1 0.24210800 0.49525000 0.33744700 1.0
N N27 1 0.81248500 0.25000000 0.90828500 1.0
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