基础信息
化学式
Ti2(SO4)3
MP-ID
mp-768459
元素数
3
位点数
68
密度
2.8022
g/cm³
体积
910.04
ų
晶胞参数 a
8.7137
Å
晶胞参数 b
8.6698
Å
晶胞参数 c
14.7812
Å
α 角
54.58
°
β 角
90.00
°
γ 角
90.00
°
空间群
P2_1/c
点群
2/m
晶体系统
Monoclinic
Bravais 格子
mP
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 |
|---|---|---|---|
| 14.71 | 6.0231 | 18.6 | (0,0,2) |
| 16.15 | 5.4881 | 35.0 | (1,1,0) |
| 16.23 | 5.4610 | 31.3 | (1,1,2) |
| 20.38 | 4.3568 | 38.1 | (2,0,0) |
| 20.49 | 4.3347 | 11.5 | (0,2,2) |
| 20.58 | 4.3149 | 69.4 | (1,1,-1) |
| 20.71 | 4.2886 | 73.0 | (1,1,3) |
| 21.69 | 4.0971 | 31.3 | (2,0,1) |
| 22.91 | 3.8810 | 100.0 | (1,2,2) |
| 24.00 | 3.7085 | 43.5 | (2,1,0) |
| 24.04 | 3.7024 | 45.3 | (1,2,1) |
| 24.05 | 3.7001 | 44.0 | (2,1,2) |
| 24.15 | 3.6857 | 44.4 | (1,2,3) |
| 24.35 | 3.6556 | 85.7 | (0,1,-2) |
| 24.51 | 3.6316 | 93.4 | (0,1,4) |
| 25.21 | 3.5328 | 5.3 | (0,2,0) |
| 25.23 | 3.5301 | 15.2 | (2,0,2) |
| 25.42 | 3.5040 | 3.2 | (0,2,4) |
| 26.44 | 3.3710 | 36.4 | (1,1,-2) |
| 26.59 | 3.3522 | 22.1 | (1,1,4) |
| 27.23 | 3.2753 | 54.4 | (2,1,-1) |
| 27.33 | 3.2637 | 53.6 | (2,1,3) |
| 29.06 | 3.0729 | 99.5 | (2,2,2) |
| 29.66 | 3.0116 | 37.4 | (0,0,4) |
能量属性
形成能/原子
-2.27260
eV/atom
能量/原子
-7.42429
eV/atom
凸包距离
0.0919
eV/atom
未修正能量
-6.9394
eV/atom
体积/原子
13.38
ų
c/a 比
1.6963
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
8.0017
μB
磁有序
FM
磁性位点数
8
磁化强度/体积
0.008790
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
O · 0.706
元素家族
Metalloid-Nonmetal
溶质分数
0.294
间隙分数
0.000
综合指标雷达(归一化)
元素类别占比
混合熵 ΔS/R
0.8037
高熵判据(>1.0 视为高熵)
混合熵 ΔS
6.6823
J/mol·K
Ω 参数
0.0313
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
38.529%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.6437
越小混合越稳定
VEC
4.353
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-71.531
kJ/mol 且负值为放热混合
熵归一化
0.7316
固溶体倾向
0
相趋势
AM
关联任务
引用参考
Materials Project 官方页面
https://materialsproject.org/materials/mp-768459
参考引用
The crystal structure and related material properties of Ti2(SO4)3 were obtained from the Materials Project database (MP-ID: mp-768459, 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
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样式: Ball & Stick
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原始 CIF 数据
# generated using pymatgen
data_Ti2(SO4)3
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 8.71369000
_cell_length_b 8.66975200
_cell_length_c 14.78120716
_cell_angle_alpha 54.58445317
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural Ti2(SO4)3
_chemical_formula_sum 'Ti8 S12 O48'
_cell_volume 910.04028094
_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
Ti Ti0 1 0.46242900 0.63012100 0.61821000 1.0
Ti Ti1 1 0.96242900 0.36987900 0.88179000 1.0
Ti Ti2 1 0.53816800 0.13438500 0.11652300 1.0
Ti Ti3 1 0.03816800 0.86561500 0.38347700 1.0
Ti Ti4 1 0.96183200 0.13438500 0.61652300 1.0
Ti Ti5 1 0.46183200 0.86561500 0.88347700 1.0
Ti Ti6 1 0.03757100 0.63012100 0.11821000 1.0
Ti Ti7 1 0.53757100 0.36987900 0.38179000 1.0
S S8 1 0.75247300 0.53952200 0.49609300 1.0
S S9 1 0.61292800 0.24978400 0.85146900 1.0
S S10 1 0.89211100 0.95750600 0.14590200 1.0
S S11 1 0.11292800 0.75021600 0.64853100 1.0
S S12 1 0.39211100 0.04249400 0.35409800 1.0
S S13 1 0.25247300 0.46047800 0.00390700 1.0
S S14 1 0.74752700 0.53952200 0.99609300 1.0
S S15 1 0.60788900 0.95750600 0.64590200 1.0
S S16 1 0.88707200 0.24978400 0.35146900 1.0
S S17 1 0.10788900 0.04249400 0.85409800 1.0
S S18 1 0.38707200 0.75021600 0.14853100 1.0
S S19 1 0.24752700 0.46047800 0.50390700 1.0
O O20 1 0.13865800 0.61813000 0.43417000 1.0
O O21 1 0.11066500 0.20815700 0.85952000 1.0
O O22 1 0.31530500 0.47773500 0.59006800 1.0
O O23 1 0.41493000 0.90099000 0.16473400 1.0
O O24 1 0.63321200 0.53131700 0.56901800 1.0
O O25 1 0.77592200 0.30847400 0.82265500 1.0
O O26 1 0.58273000 0.17704000 0.96839600 1.0
O O27 1 0.00531400 0.92324000 0.23031500 1.0
O O28 1 0.73662300 0.98255600 0.17660500 1.0
O O29 1 0.83355100 0.72278100 0.43986300 1.0
O O30 1 0.93826200 0.13060700 0.03789000 1.0
O O31 1 0.50777400 0.41064300 0.77965200 1.0
O O32 1 0.00777400 0.58935700 0.72034800 1.0
O O33 1 0.43826200 0.86939300 0.46211000 1.0
O O34 1 0.33355100 0.27721900 0.06013700 1.0
O O35 1 0.23662300 0.01744400 0.32339500 1.0
O O36 1 0.08273000 0.82296000 0.53160400 1.0
O O37 1 0.50531400 0.07676000 0.26968500 1.0
O O38 1 0.27592200 0.69152600 0.67734500 1.0
O O39 1 0.13321200 0.46868300 0.93098200 1.0
O O40 1 0.81530500 0.52226500 0.90993200 1.0
O O41 1 0.61066500 0.79184300 0.64048000 1.0
O O42 1 0.91493000 0.09901000 0.33526600 1.0
O O43 1 0.63865800 0.38187000 0.06583000 1.0
O O44 1 0.36134200 0.61813000 0.93417000 1.0
O O45 1 0.08507000 0.90099000 0.66473400 1.0
O O46 1 0.38933500 0.20815700 0.35952000 1.0
O O47 1 0.18469500 0.47773500 0.09006800 1.0
O O48 1 0.86678800 0.53131700 0.06901800 1.0
O O49 1 0.72407800 0.30847400 0.32265500 1.0
O O50 1 0.49468600 0.92324000 0.73031500 1.0
O O51 1 0.91727000 0.17704000 0.46839600 1.0
O O52 1 0.76337700 0.98255600 0.67660500 1.0
O O53 1 0.66644900 0.72278100 0.93986300 1.0
O O54 1 0.56173800 0.13060700 0.53789000 1.0
O O55 1 0.99222600 0.41064300 0.27965200 1.0
O O56 1 0.49222600 0.58935700 0.22034800 1.0
O O57 1 0.06173800 0.86939300 0.96211000 1.0
O O58 1 0.16644900 0.27721900 0.56013700 1.0
O O59 1 0.26337700 0.01744400 0.82339500 1.0
O O60 1 0.99468600 0.07676000 0.76968500 1.0
O O61 1 0.41727000 0.82296000 0.03160400 1.0
O O62 1 0.22407800 0.69152600 0.17734500 1.0
O O63 1 0.36678800 0.46868300 0.43098200 1.0
O O64 1 0.58507000 0.09901000 0.83526600 1.0
O O65 1 0.68469500 0.52226500 0.40993200 1.0
O O66 1 0.88933500 0.79184300 0.14048000 1.0
O O67 1 0.86134200 0.38187000 0.56583000 1.0
获取直接链接