Mg7Si4
传统材料 TRAMP-ID: mp-1074788 · 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-1074788, 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 5.45303200
_cell_length_b 6.20695458
_cell_length_c 13.55967521
_cell_angle_alpha 102.86783954
_cell_angle_beta 95.88464210
_cell_angle_gamma 89.95914403
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg7Si4
_chemical_formula_sum 'Mg14 Si8'
_cell_volume 444.95105965
_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 0.00969400 0.72284700 0.80960000 1.0
Mg Mg1 1 0.18104600 0.20102200 0.75697600 1.0
Mg Mg2 1 0.74558300 0.90240500 0.60878900 1.0
Mg Mg3 1 0.56838200 0.41236200 0.65438900 1.0
Mg Mg4 1 0.00857600 0.35113000 0.98729800 1.0
Mg Mg5 1 0.71902900 0.75884300 0.38033400 1.0
Mg Mg6 1 0.23805900 0.69930700 0.23790700 1.0
Mg Mg7 1 0.73491000 0.27025300 0.43557300 1.0
Mg Mg8 1 0.50349900 0.55725800 0.91834900 1.0
Mg Mg9 1 0.48123500 0.08447200 0.96954700 1.0
Mg Mg10 1 0.02313800 0.87649500 0.04575400 1.0
Mg Mg11 1 0.36421400 0.20314200 0.23429400 1.0
Mg Mg12 1 0.24607500 0.52676700 0.43523800 1.0
Mg Mg13 1 0.24936600 0.04047200 0.47577500 1.0
Si Si14 1 0.54872500 0.83355900 0.11385100 1.0
Si Si15 1 0.50948700 0.82053800 0.78210500 1.0
Si Si16 1 0.70568800 0.17705900 0.80328200 1.0
Si Si17 1 0.89767500 0.39020500 0.25683600 1.0
Si Si18 1 0.60955200 0.45303100 0.11828800 1.0
Si Si19 1 0.24008500 0.79418400 0.62587300 1.0
Si Si20 1 0.04662400 0.43346600 0.60571600 1.0
Si Si21 1 0.86945800 0.00228200 0.24792600 1.0
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