Si3N4
传统材料 TRAMP-ID: mp-603694 · 空间群: P31c (#159)
基础信息
能量属性
电子属性
磁性属性
弹性属性
弹性数据暂不开放
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-603694, 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 7.71131416
_cell_length_b 7.71131416
_cell_length_c 5.63373300
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 120.00000133
_symmetry_Int_Tables_number 1
_chemical_formula_structural Si3N4
_chemical_formula_sum 'Si12 N16'
_cell_volume 290.12401522
_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 0.09777700 0.58356100 0.16728200 1.0
Si Si1 1 0.48578400 0.90222300 0.16728200 1.0
Si Si2 1 0.91016200 0.16493500 0.95617300 1.0
Si Si3 1 0.58356100 0.09777700 0.66728200 1.0
Si Si4 1 0.08983800 0.25477300 0.45617300 1.0
Si Si5 1 0.16493500 0.91016200 0.45617300 1.0
Si Si6 1 0.41643900 0.51421600 0.16728200 1.0
Si Si7 1 0.74522700 0.83506500 0.45617300 1.0
Si Si8 1 0.90222300 0.48578400 0.66728200 1.0
Si Si9 1 0.51421600 0.41643900 0.66728200 1.0
Si Si10 1 0.83506500 0.74522700 0.95617300 1.0
Si Si11 1 0.25477300 0.08983800 0.95617300 1.0
N N12 1 0.35024700 0.36976900 0.42781700 1.0
N N13 1 0.01952200 0.64975300 0.42781700 1.0
N N14 1 0.36976900 0.35024700 0.92781700 1.0
N N15 1 0.63023100 0.98047800 0.42781700 1.0
N N16 1 0.00000000 0.00000000 0.95704200 1.0
N N17 1 0.97266900 0.30347800 0.69183700 1.0
N N18 1 0.00000000 0.00000000 0.45704200 1.0
N N19 1 0.66666700 0.33333300 0.10932900 1.0
N N20 1 0.66919100 0.69652200 0.19183700 1.0
N N21 1 0.64975300 0.01952200 0.92781700 1.0
N N22 1 0.98047800 0.63023100 0.92781700 1.0
N N23 1 0.33333300 0.66666700 0.60932900 1.0
N N24 1 0.02733100 0.33080900 0.19183700 1.0
N N25 1 0.33080900 0.02733100 0.69183700 1.0
N N26 1 0.69652200 0.66919100 0.69183700 1.0
N N27 1 0.30347800 0.97266900 0.19183700 1.0
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