基础信息
化学式
Ce4(SiS4)3
MP-ID
mp-680692
元素数
3
位点数
38
密度
3.9790
g/cm³
体积
859.28
ų
晶胞参数 a
11.4536
Å
晶胞参数 b
11.4536
Å
晶胞参数 c
11.4536
Å
α 角
114.76
°
β 角
114.76
°
γ 角
114.76
°
空间群
R3c
点群
3m
晶体系统
Trigonal
Bravais 格子
hR
稳定性
No
堆积分数
-
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 |
|---|---|---|---|
| 9.17 | 9.6468 | 5.4 | (1,0,-1) |
| 15.91 | 5.5696 | 19.6 | (2,-1,-1) |
| 17.90 | 4.9561 | 69.5 | (2,0,-1) |
| 18.39 | 4.8234 | 3.1 | (2,0,-2) |
| 22.87 | 3.8884 | 8.1 | (1,1,0) |
| 24.41 | 3.6462 | 100.0 | (3,-1,-2) |
| 24.69 | 3.6065 | 12.6 | (2,0,0) |
| 25.77 | 3.4566 | 21.9 | (3,0,-2) |
| 26.38 | 3.3781 | 14.6 | (2,1,-1) |
| 26.38 | 3.3781 | 29.1 | (2,-1,1) |
| 29.51 | 3.0272 | 5.7 | (3,0,-1) |
| 29.51 | 3.0272 | 2.8 | (1,0,-3) |
| 30.44 | 2.9370 | 7.8 | (3,1,-3) |
| 30.96 | 2.8884 | 13.9 | (2,2,-2) |
| 31.85 | 2.8096 | 8.2 | (4,-1,-2) |
| 32.14 | 2.7848 | 4.6 | (4,-2,-2) |
| 32.35 | 2.7670 | 52.4 | (3,1,-2) |
| 33.49 | 2.6755 | 5.9 | (4,-1,-3) |
| 34.52 | 2.5979 | 2.9 | (4,0,-3) |
| 34.92 | 2.5692 | 31.5 | (2,1,0) |
| 34.99 | 2.5641 | 23.8 | (4,-1,-1) |
| 36.25 | 2.4780 | 27.2 | (4,0,-2) |
| 37.03 | 2.4278 | 38.2 | (4,-2,-3) |
| 37.28 | 2.4117 | 27.7 | (4,0,-4) |
能量属性
形成能/原子
-1.62075
eV/atom
能量/原子
-14.57297
eV/atom
凸包距离
0.0026
eV/atom
未修正能量
-6.1025
eV/atom
体积/原子
22.61
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
Yes
总磁矩
7.9687
μB
磁有序
FM
磁性位点数
8
磁化强度/体积
0.009270
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
S · 0.632
元素家族
Metalloid-Nonmetal
溶质分数
0.368
间隙分数
0.158
综合指标雷达(归一化)
元素类别占比
混合熵 ΔS/R
0.9097
高熵判据(>1.0 视为高熵)
混合熵 ΔS
7.5633
J/mol·K
Ω 参数
0.0757
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
26.675%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.5914
越小混合越稳定
VEC
5.053
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-73.586
kJ/mol 且负值为放热混合
熵归一化
0.8281
固溶体倾向
0
相趋势
AM
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-680692
参考引用
The crystal structure and related material properties of Ce4(SiS4)3 were obtained from the Materials Project database (MP-ID: mp-680692, 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_Ce4(SiS4)3
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 11.45363392
_cell_length_b 11.45363392
_cell_length_c 11.45363361
_cell_angle_alpha 114.75650216
_cell_angle_beta 114.75650216
_cell_angle_gamma 114.75649757
_symmetry_Int_Tables_number 1
_chemical_formula_structural Ce4(SiS4)3
_chemical_formula_sum 'Ce8 Si6 S24'
_cell_volume 859.27507867
_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
Ce Ce0 1 0.97220200 0.43145200 0.20608600 1.0
Ce Ce1 1 0.43145200 0.20608600 0.97220200 1.0
Ce Ce2 1 0.47220200 0.70608600 0.93145200 1.0
Ce Ce3 1 0.99807700 0.99807700 0.99807700 1.0
Ce Ce4 1 0.93145200 0.47220200 0.70608600 1.0
Ce Ce5 1 0.49807700 0.49807700 0.49807700 1.0
Ce Ce6 1 0.70608600 0.93145200 0.47220200 1.0
Ce Ce7 1 0.20608600 0.97220200 0.43145200 1.0
Si Si8 1 0.35303300 0.96689100 0.13933500 1.0
Si Si9 1 0.85303300 0.63933500 0.46689100 1.0
Si Si10 1 0.96689100 0.13933500 0.35303300 1.0
Si Si11 1 0.46689100 0.85303300 0.63933500 1.0
Si Si12 1 0.63933500 0.46689100 0.85303300 1.0
Si Si13 1 0.13933500 0.35303300 0.96689100 1.0
S S14 1 0.30051000 0.62045600 0.58611400 1.0
S S15 1 0.61485300 0.07751400 0.34707100 1.0
S S16 1 0.12045600 0.80051000 0.08611400 1.0
S S17 1 0.89155200 0.28475300 0.81828100 1.0
S S18 1 0.18869200 0.37370500 0.18269900 1.0
S S19 1 0.81828100 0.89155200 0.28475300 1.0
S S20 1 0.31828100 0.78475300 0.39155200 1.0
S S21 1 0.28475300 0.81828100 0.89155200 1.0
S S22 1 0.11485300 0.84707100 0.57751400 1.0
S S23 1 0.68869200 0.68269900 0.87370500 1.0
S S24 1 0.07751400 0.34707100 0.61485300 1.0
S S25 1 0.08611400 0.12045600 0.80051000 1.0
S S26 1 0.87370500 0.68869200 0.68269900 1.0
S S27 1 0.68269900 0.87370500 0.68869200 1.0
S S28 1 0.84707100 0.57751400 0.11485300 1.0
S S29 1 0.34707100 0.61485300 0.07751400 1.0
S S30 1 0.80051000 0.08611400 0.12045600 1.0
S S31 1 0.18269900 0.18869200 0.37370500 1.0
S S32 1 0.37370500 0.18269900 0.18869200 1.0
S S33 1 0.57751400 0.11485300 0.84707100 1.0
S S34 1 0.58611400 0.30051000 0.62045600 1.0
S S35 1 0.39155200 0.31828100 0.78475300 1.0
S S36 1 0.78475300 0.39155200 0.31828100 1.0
S S37 1 0.62045600 0.58611400 0.30051000 1.0
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