基础信息
化学式
La3SBr3
MP-ID
mp-3294993
元素数
3
位点数
28
密度
5.3801
g/cm³
体积
850.00
ų
晶胞参数 a
10.3359
Å
晶胞参数 b
10.3359
Å
晶胞参数 c
10.3359
Å
α 角
109.47
°
β 角
109.47
°
γ 角
109.47
°
空间群
I4_132
点群
432
晶体系统
Cubic
Bravais 格子
cI
稳定性
Yes
堆积分数
0.6802
X 射线衍射
衍射图谱
横轴为 2θ (°),纵轴为相对强度,Cu Kα , λ=1.5418 Å
衍射峰(Top 24)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 10.48 | 8.4392 | 14.2 | (1,0,-1) |
| 10.48 | 8.4392 | 2.8 | (1,0,0) |
| 18.21 | 4.8724 | 9.4 | (2,0,-1) |
| 23.57 | 3.7741 | 1.7 | (2,1,-1) |
| 25.86 | 3.4453 | 6.1 | (3,-1,-1) |
| 27.97 | 3.1897 | 16.4 | (1,0,-3) |
| 27.97 | 3.1897 | 16.4 | (2,1,0) |
| 29.95 | 2.9837 | 100.0 | (2,2,-2) |
| 31.81 | 2.8131 | 2.0 | (3,1,-2) |
| 35.27 | 2.5445 | 18.7 | (4,-1,-1) |
| 38.46 | 2.3406 | 3.0 | (4,0,-3) |
| 42.86 | 2.1098 | 57.9 | (4,0,-4) |
| 42.86 | 2.1098 | 11.6 | (4,0,0) |
| 46.93 | 1.9361 | 2.0 | (5,0,-3) |
| 49.49 | 1.8416 | 2.4 | (5,0,-4) |
| 50.74 | 1.7993 | 2.2 | (5,1,-3) |
| 51.97 | 1.7597 | 3.3 | (2,-1,-5) |
| 53.17 | 1.7227 | 23.0 | (6,-2,-2) |
| 54.36 | 1.6878 | 1.9 | (6,-1,-2) |
| 56.68 | 1.6241 | 7.3 | (3,-2,-5) |
| 56.68 | 1.6241 | 7.5 | (5,2,-4) |
| 61.14 | 1.5157 | 5.1 | (3,-1,-6) |
| 61.14 | 1.5157 | 7.2 | (6,-3,-4) |
| 62.23 | 1.4919 | 10.0 | (4,4,-4) |
能量属性
形成能/原子
-2.07912
eV/atom
能量/原子
-21.65698
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-21.6570
eV/atom
体积/原子
30.36
ų
c/a 比
1.0000
电子属性
金属性
金属
带隙
0
eV
直接带隙
No
CBM
N/A
eV
磁性属性
磁性
No
总磁矩
0.0001
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.000000
μB/ų
弹性属性
弹性数据暂不开放
特征分析
元素组成(原子分数)
组成信息
主元 / 基质元素
La · 0.429
元素家族
N/A
溶质分数
0.571
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
C
评分
0.415
家族
La-rich Multi-Component
基质元素
La · 0.429
关联任务
关联的计算任务 ID(1 个)
引用参考
Materials Project 官方页面
https://materialsproject.org/materials/mp-3294993
参考引用
The crystal structure and related material properties of La3SBr3 were obtained from the Materials Project database (MP-ID: mp-3294993, database version v2026.04.13).
文献引用
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...
样式: Ball & Stick
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原始 CIF 数据
# generated using pymatgen
data_La3SBr3
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 10.33588167
_cell_length_b 10.33588232
_cell_length_c 10.33588232
_cell_angle_alpha 109.47122062
_cell_angle_beta 109.47122189
_cell_angle_gamma 109.47122087
_symmetry_Int_Tables_number 1
_chemical_formula_structural La3SBr3
_chemical_formula_sum 'La12 S4 Br12'
_cell_volume 850.00355484
_cell_formula_units_Z 4
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 0.26342245 0.75000000 0.23657755 1.0
La La1 1 0.48657755 0.75000000 0.01342245 1.0
La La2 1 0.23657755 0.47315410 0.48657755 1.0
La La3 1 0.01342245 0.02684590 0.26342245 1.0
La La4 1 0.23657755 0.26342245 0.75000000 1.0
La La5 1 0.01342245 0.48657755 0.75000000 1.0
La La6 1 0.48657755 0.23657755 0.47315410 1.0
La La7 1 0.26342245 0.01342245 0.02684590 1.0
La La8 1 0.75000000 0.23657755 0.26342245 1.0
La La9 1 0.75000000 0.01342245 0.48657755 1.0
La La10 1 0.47315410 0.48657755 0.23657755 1.0
La La11 1 0.02684590 0.26342245 0.01342245 1.0
S S12 1 0.50000000 0.00000000 0.25000000 1.0
S S13 1 0.25000000 0.50000000 0.00000000 1.0
S S14 1 0.00000000 0.25000000 0.50000000 1.0
S S15 1 0.25000000 0.25000000 0.25000000 1.0
Br Br16 1 0.25000000 0.99043105 0.50956895 1.0
Br Br17 1 0.51913689 0.50956895 0.75956895 1.0
Br Br18 1 0.25000000 0.75956895 0.74043105 1.0
Br Br19 1 0.98086311 0.74043105 0.99043105 1.0
Br Br20 1 0.99043105 0.50956895 0.25000000 1.0
Br Br21 1 0.74043105 0.99043105 0.98086311 1.0
Br Br22 1 0.75956895 0.74043105 0.25000000 1.0
Br Br23 1 0.50956895 0.75956895 0.51913689 1.0
Br Br24 1 0.50956895 0.25000000 0.99043105 1.0
Br Br25 1 0.75956895 0.51913689 0.50956895 1.0
Br Br26 1 0.74043105 0.25000000 0.75956895 1.0
Br Br27 1 0.99043105 0.98086311 0.74043105 1.0
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