Mg7Si4
传统材料 TRAMP-ID: mp-1074863 · 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-1074863, 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 4.88621400
_cell_length_b 6.04142572
_cell_length_c 15.02004602
_cell_angle_alpha 79.35397638
_cell_angle_beta 85.98787592
_cell_angle_gamma 87.44077548
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg7Si4
_chemical_formula_sum 'Mg14 Si8'
_cell_volume 434.45974046
_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 0.50923800 0.95024700 0.88441200 1.0
Mg Mg1 1 0.15125000 0.63622900 0.64373400 1.0
Mg Mg2 1 0.73811700 0.51426300 0.50938400 1.0
Mg Mg3 1 0.62900800 0.26870200 0.69896600 1.0
Mg Mg4 1 0.48618200 0.46929600 0.86484800 1.0
Mg Mg5 1 0.75152400 0.65333100 0.30054900 1.0
Mg Mg6 1 0.79362500 0.14280100 0.33285800 1.0
Mg Mg7 1 0.71090300 0.99715600 0.54232900 1.0
Mg Mg8 1 0.97573400 0.63378900 0.97383500 1.0
Mg Mg9 1 0.96832500 0.12994500 0.97960000 1.0
Mg Mg10 1 0.43378000 0.29741000 0.07432100 1.0
Mg Mg11 1 0.47181100 0.78742800 0.10075100 1.0
Mg Mg12 1 0.26175600 0.30973200 0.43086200 1.0
Mg Mg13 1 0.24913400 0.80818200 0.43132700 1.0
Si Si14 1 0.90386900 0.02499800 0.16171000 1.0
Si Si15 1 0.09198000 0.22992100 0.79242300 1.0
Si Si16 1 0.61343100 0.79392700 0.71847500 1.0
Si Si17 1 0.31759800 0.41469600 0.24609900 1.0
Si Si18 1 0.89736000 0.43858100 0.15075300 1.0
Si Si19 1 0.05512000 0.82769900 0.79157800 1.0
Si Si20 1 0.16079100 0.16155500 0.62081300 1.0
Si Si21 1 0.32942400 0.00652000 0.25399600 1.0
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