基础信息
化学式
Sm2Sc3Pt4
MP-ID
mp-3300521
元素数
3
位点数
36
密度
10.6022
g/cm³
体积
761.77
ų
晶胞参数 a
7.5462
Å
晶胞参数 b
7.3961
Å
晶胞参数 c
13.6487
Å
α 角
90.00
°
β 角
90.00
°
γ 角
90.00
°
空间群
Pnma
点群
mmm
晶体系统
Orthorhombic
Bravais 格子
oP
稳定性
Yes
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 |
|---|---|---|---|
| 13.62 | 6.5027 | 5.7 | (0,1,1) |
| 18.01 | 4.9261 | 2.6 | (1,1,1) |
| 21.27 | 4.1771 | 26.5 | (1,1,2) |
| 22.95 | 3.8751 | 5.5 | (0,1,3) |
| 24.07 | 3.6980 | 1.5 | (0,2,0) |
| 25.85 | 3.4472 | 58.3 | (1,1,3) |
| 26.12 | 3.4122 | 10.4 | (0,0,4) |
| 26.52 | 3.3610 | 9.8 | (2,1,0) |
| 26.85 | 3.3207 | 14.6 | (1,2,0) |
| 27.33 | 3.2635 | 1.7 | (2,1,1) |
| 27.43 | 3.2514 | 13.1 | (0,2,2) |
| 29.63 | 3.0152 | 1.3 | (2,1,2) |
| 30.79 | 2.9043 | 3.2 | (2,0,3) |
| 31.21 | 2.8662 | 3.4 | (1,1,4) |
| 33.14 | 2.7033 | 100.0 | (2,1,3) |
| 33.41 | 2.6822 | 97.8 | (1,2,3) |
| 33.94 | 2.6410 | 16.7 | (2,2,0) |
| 34.59 | 2.5930 | 6.3 | (2,2,1) |
| 35.47 | 2.5308 | 10.9 | (2,0,4) |
| 35.81 | 2.5078 | 11.3 | (0,2,4) |
| 36.48 | 2.4630 | 7.5 | (2,2,2) |
| 37.06 | 2.4261 | 1.5 | (0,3,1) |
| 37.07 | 2.4251 | 12.4 | (1,1,5) |
| 37.56 | 2.3945 | 11.4 | (2,1,4) |
能量属性
形成能/原子
-1.24413
eV/atom
能量/原子
-34.53437
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-34.5344
eV/atom
体积/原子
21.16
ų
c/a 比
1.8087
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
0.0055
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.000010
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
Pt · 0.444
元素家族
N/A
溶质分数
0.556
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
C
评分
0.450
家族
Pt-rich Multi-Component
基质元素
Pt · 0.444
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-3300521
参考引用
The crystal structure and related material properties of Sm2Sc3Pt4 were obtained from the Materials Project database (MP-ID: mp-3300521, 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_Sm2Sc3Pt4
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 7.54620723
_cell_length_b 7.39605313
_cell_length_c 13.64873992
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural Sm2Sc3Pt4
_chemical_formula_sum 'Sm8 Sc12 Pt16'
_cell_volume 761.76551381
_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
Sm Sm0 1 0.00785007 0.17336903 0.09807048 1.0
Sm Sm1 1 0.99214993 0.82663097 0.90192952 1.0
Sm Sm2 1 0.49214993 0.67336903 0.90192952 1.0
Sm Sm3 1 0.99214993 0.82663097 0.59807048 1.0
Sm Sm4 1 0.50785007 0.32663097 0.09807048 1.0
Sm Sm5 1 0.00785007 0.17336903 0.40192952 1.0
Sm Sm6 1 0.50785007 0.32663097 0.40192952 1.0
Sm Sm7 1 0.49214993 0.67336903 0.59807048 1.0
Sc Sc8 1 0.16957723 0.49565368 0.75000000 1.0
Sc Sc9 1 0.83042277 0.50434632 0.25000000 1.0
Sc Sc10 1 0.33042277 0.99565368 0.25000000 1.0
Sc Sc11 1 0.66957723 0.00434632 0.75000000 1.0
Sc Sc12 1 0.33527884 0.16252410 0.62394808 1.0
Sc Sc13 1 0.66472116 0.83747590 0.37605192 1.0
Sc Sc14 1 0.16472116 0.66252410 0.37605192 1.0
Sc Sc15 1 0.66472116 0.83747590 0.12394808 1.0
Sc Sc16 1 0.83527884 0.33747590 0.62394808 1.0
Sc Sc17 1 0.33527884 0.16252410 0.87605192 1.0
Sc Sc18 1 0.83527884 0.33747590 0.87605192 1.0
Sc Sc19 1 0.16472116 0.66252410 0.12394808 1.0
Pt Pt20 1 0.03646921 0.13663325 0.75000000 1.0
Pt Pt21 1 0.96353079 0.86336675 0.25000000 1.0
Pt Pt22 1 0.46353079 0.63663325 0.25000000 1.0
Pt Pt23 1 0.53646921 0.36336675 0.75000000 1.0
Pt Pt24 1 0.29470746 0.86171061 0.75000000 1.0
Pt Pt25 1 0.70529254 0.13828939 0.25000000 1.0
Pt Pt26 1 0.20529254 0.36171061 0.25000000 1.0
Pt Pt27 1 0.79470746 0.63828939 0.75000000 1.0
Pt Pt28 1 0.16922644 0.45482913 0.54399777 1.0
Pt Pt29 1 0.83077356 0.54517087 0.45600223 1.0
Pt Pt30 1 0.33077356 0.95482913 0.45600223 1.0
Pt Pt31 1 0.83077356 0.54517087 0.04399777 1.0
Pt Pt32 1 0.66922644 0.04517087 0.54399777 1.0
Pt Pt33 1 0.16922644 0.45482913 0.95600223 1.0
Pt Pt34 1 0.66922644 0.04517087 0.95600223 1.0
Pt Pt35 1 0.33077356 0.95482913 0.04399777 1.0
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