Mg2As
传统材料 TRAMP-ID: mp-978259 · 空间群: Cmcm (#63)
基础信息
X 射线衍射
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 10.26 | 8.6248 | 74.5 | (1,-1,0) |
| 20.60 | 4.3124 | 4.3 | (2,-2,0) |
| 21.67 | 4.1012 | 5.1 | (1,0,0) |
| 21.95 | 4.0493 | 100.0 | (1,-1,1) |
| 26.19 | 3.4033 | 77.3 | (2,-1,0) |
| 28.41 | 3.1417 | 5.9 | (2,-2,1) |
| 29.21 | 3.0571 | 12.2 | (1,0,1) |
| 31.11 | 2.8749 | 3.2 | (3,-3,0) |
| 33.54 | 2.6715 | 12.6 | (3,-2,0) |
| 39.02 | 2.3084 | 87.0 | (3,-2,1) |
| 39.29 | 2.2931 | 25.4 | (0,0,2) |
| 40.71 | 2.2161 | 5.1 | (1,-1,2) |
| 41.90 | 2.1562 | 1.0 | (4,-4,0) |
| 42.47 | 2.1283 | 9.3 | (4,-3,0) |
| 42.84 | 2.1111 | 19.8 | (1,1,0) |
| 44.17 | 2.0506 | 4.0 | (2,0,0) |
| 44.76 | 2.0247 | 1.2 | (2,-2,2) |
| 45.31 | 2.0015 | 1.5 | (1,0,2) |
| 46.54 | 1.9513 | 13.7 | (4,-4,1) |
| 47.07 | 1.9305 | 19.4 | (4,-3,1) |
| 47.83 | 1.9017 | 29.1 | (2,-1,2) |
| 48.64 | 1.8720 | 23.0 | (2,0,1) |
| 50.94 | 1.7927 | 1.7 | (3,-3,2) |
| 52.20 | 1.7523 | 2.2 | (3,-1,1) |
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
组成概览
传统材料特征
关联任务
引用参考
The crystal structure and related material properties of Mg2As were obtained from the Materials Project database (MP-ID: mp-978259, 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_Mg2As
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 8.87938895
_cell_length_b 8.87938895
_cell_length_c 4.58618300
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 152.49158301
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg2As
_chemical_formula_sum 'Mg4 As2'
_cell_volume 167.01123080
_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 0.93448300 0.06551700 0.75000000 1.0
Mg Mg1 1 0.73696400 0.26303600 0.75000000 1.0
Mg Mg2 1 0.26303600 0.73696400 0.25000000 1.0
Mg Mg3 1 0.06551700 0.93448300 0.25000000 1.0
As As4 1 0.33771900 0.66228100 0.75000000 1.0
As As5 1 0.66228100 0.33771900 0.25000000 1.0
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