Mg7Si4
传统材料 TRAMP-ID: mp-1074832 · 空间群: P1 (#1)
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 Mg7Si4 were obtained from the Materials Project database (MP-ID: mp-1074832, 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
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# generated using pymatgen
data_Mg7Si4
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.64239300
_cell_length_b 8.31142916
_cell_length_c 15.03166434
_cell_angle_alpha 94.90417742
_cell_angle_beta 90.20309395
_cell_angle_gamma 90.10575498
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg7Si4
_chemical_formula_sum 'Mg14 Si8'
_cell_volume 453.39110988
_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
Mg Mg0 1 0.33850200 0.11777700 0.12676700 1.0
Mg Mg1 1 0.34367200 0.48114500 0.47691800 1.0
Mg Mg2 1 0.84694100 0.36188400 0.62265100 1.0
Mg Mg3 1 0.84012400 0.59923500 0.32426800 1.0
Mg Mg4 1 0.33829200 0.61228900 0.14406900 1.0
Mg Mg5 1 0.35370300 0.25491500 0.78098200 1.0
Mg Mg6 1 0.84374800 0.75748800 0.59517300 1.0
Mg Mg7 1 0.84334900 0.17050400 0.42912500 1.0
Mg Mg8 1 0.83803400 0.33497000 0.99167900 1.0
Mg Mg9 1 0.83752200 0.84824500 0.03853000 1.0
Mg Mg10 1 0.34174600 0.61179400 0.93240200 1.0
Mg Mg11 1 0.33170300 0.03796200 0.92439600 1.0
Mg Mg12 1 0.34138200 0.83675300 0.43488000 1.0
Mg Mg13 1 0.34546200 0.07278800 0.59497000 1.0
Si Si14 1 0.82813700 0.82004900 0.83768200 1.0
Si Si15 1 0.84048400 0.88394200 0.22328900 1.0
Si Si16 1 0.34023800 0.32359600 0.28874300 1.0
Si Si17 1 0.34944700 0.58226300 0.70166900 1.0
Si Si18 1 0.84986400 0.51472700 0.80069900 1.0
Si Si19 1 0.83910800 0.36514400 0.18554800 1.0
Si Si20 1 0.34201000 0.02174800 0.29720600 1.0
Si Si21 1 0.32649300 0.89437900 0.74474500 1.0
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