Mg7Si4
传统材料 TRAMP-ID: mp-1074849 · 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-1074849, 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 5.40854100
_cell_length_b 6.14718616
_cell_length_c 13.71568531
_cell_angle_alpha 80.13406866
_cell_angle_beta 81.82526577
_cell_angle_gamma 80.49648788
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg7Si4
_chemical_formula_sum 'Mg14 Si8'
_cell_volume 440.04512373
_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 0.99306900 0.10338100 0.70544200 1.0
Mg Mg1 1 0.79693500 0.57705800 0.82271600 1.0
Mg Mg2 1 0.55173400 0.92799600 0.62321800 1.0
Mg Mg3 1 0.39827300 0.44617700 0.68075100 1.0
Mg Mg4 1 0.71878300 0.34177900 0.07460400 1.0
Mg Mg5 1 0.66902000 0.70099000 0.42767400 1.0
Mg Mg6 1 0.43854200 0.07267100 0.27924800 1.0
Mg Mg7 1 0.29322100 0.35333900 0.46906500 1.0
Mg Mg8 1 0.27591000 0.34749900 0.93194700 1.0
Mg Mg9 1 0.41164400 0.77811500 0.00060100 1.0
Mg Mg10 1 0.89819200 0.99551500 0.93371800 1.0
Mg Mg11 1 0.78197100 0.74859400 0.15855400 1.0
Mg Mg12 1 0.88324800 0.28924100 0.31486600 1.0
Mg Mg13 1 0.12294800 0.88972500 0.49532800 1.0
Si Si14 1 0.12619500 0.03846600 0.12598100 1.0
Si Si15 1 0.51071400 0.05663000 0.81068200 1.0
Si Si16 1 0.27069800 0.75019800 0.81564700 1.0
Si Si17 1 0.39764800 0.51560300 0.26774700 1.0
Si Si18 1 0.19036700 0.41538400 0.12992200 1.0
Si Si19 1 0.78928900 0.27499600 0.52253200 1.0
Si Si20 1 0.91640100 0.54441900 0.61226100 1.0
Si Si21 1 0.06515400 0.82480300 0.30116700 1.0
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