LaAs
传统材料 TRAMP-ID: mp-20494 · 空间群: P4/mmm (#123)
基础信息
X 射线衍射
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 22.79 | 3.9012 | 11.4 | (1,0,0) |
| 26.30 | 3.3887 | 4.0 | (0,0,1) |
| 32.46 | 2.7586 | 61.7 | (1,1,0) |
| 35.08 | 2.5583 | 100.0 | (1,0,1) |
| 42.24 | 2.1393 | 4.6 | (1,1,1) |
| 46.56 | 1.9506 | 22.4 | (2,0,0) |
| 52.45 | 1.7447 | 2.5 | (2,1,0) |
| 54.13 | 1.6944 | 7.1 | (0,0,2) |
| 54.26 | 1.6905 | 2.2 | (2,0,1) |
| 59.48 | 1.5541 | 1.7 | (1,0,2) |
| 59.60 | 1.5512 | 42.6 | (2,1,1) |
| 64.55 | 1.4438 | 16.7 | (1,1,2) |
| 67.96 | 1.3793 | 7.1 | (2,2,0) |
| 74.12 | 1.2792 | 11.1 | (2,0,2) |
| 77.35 | 1.2337 | 9.9 | (3,1,0) |
| 78.73 | 1.2155 | 1.5 | (2,1,2) |
| 78.84 | 1.2141 | 9.4 | (3,0,1) |
| 83.37 | 1.1592 | 1.3 | (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
关联任务
引用参考
The crystal structure and related material properties of LaAs were obtained from the Materials Project database (MP-ID: mp-20494, 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_LaAs
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.90118100
_cell_length_b 3.90118100
_cell_length_c 3.38871700
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural LaAs
_chemical_formula_sum 'La1 As1'
_cell_volume 51.57360648
_cell_formula_units_Z 1
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
La La0 1 0.00000000 0.00000000 0.00000000 1.0
As As1 1 0.50000000 0.50000000 0.50000000 1.0
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