基础信息
化学式
Ca21MgGa14
MP-ID
mp-3323359
元素数
3
位点数
36
密度
3.0040
g/cm³
体积
1,018.23
ų
晶胞参数 a
11.2924
Å
晶胞参数 b
11.2924
Å
晶胞参数 c
11.2924
Å
α 角
60.00
°
β 角
60.00
°
γ 角
60.00
°
空间群
Fm-3m
点群
m-3m
晶体系统
Cubic
Bravais 格子
cF
稳定性
Yes
堆积分数
0.7405
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 |
|---|---|---|---|
| 9.59 | 9.2202 | 4.5 | (1,0,0) |
| 11.08 | 7.9850 | 30.7 | (1,1,0) |
| 15.70 | 5.6462 | 13.4 | (2,1,1) |
| 18.43 | 4.8151 | 3.5 | (2,2,1) |
| 19.25 | 4.6101 | 51.8 | (2,0,0) |
| 22.27 | 3.9925 | 3.1 | (2,2,0) |
| 24.29 | 3.6638 | 1.8 | (2,2,3) |
| 24.29 | 3.6638 | 8.9 | (3,1,1) |
| 29.05 | 3.0734 | 25.7 | (3,3,1) |
| 31.69 | 2.8231 | 41.6 | (4,2,2) |
| 33.19 | 2.6994 | 100.0 | (4,3,2) |
| 33.67 | 2.6617 | 4.5 | (1,4,1) |
| 33.67 | 2.6617 | 80.9 | (4,3,3) |
| 35.55 | 2.5251 | 7.3 | (4,3,1) |
| 36.91 | 2.4354 | 43.6 | (1,4,0) |
| 36.91 | 2.4354 | 14.5 | (4,1,0) |
| 37.35 | 2.4076 | 3.8 | (4,4,2) |
| 40.74 | 2.2146 | 4.9 | (5,2,3) |
| 42.35 | 2.1341 | 4.9 | (5,4,3) |
| 43.53 | 2.0791 | 53.8 | (5,4,2) |
| 43.53 | 2.0791 | 9.0 | (5,3,1) |
| 46.92 | 1.9366 | 10.7 | (5,1,0) |
| 48.36 | 1.8821 | 19.0 | (3,6,3) |
| 48.36 | 1.8821 | 19.0 | (5,3,0) |
能量属性
形成能/原子
-0.44554
eV/atom
能量/原子
-9.11699
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-9.1170
eV/atom
体积/原子
28.28
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
1.9403
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.001910
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
Ca · 0.583
元素家族
N/A
溶质分数
0.417
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
A
评分
0.625
家族
Ca-rich Multi-Component
基质元素
Ca · 0.583
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-3323359
参考引用
The crystal structure and related material properties of Ca21MgGa14 were obtained from the Materials Project database (MP-ID: mp-3323359, 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_Ca21MgGa14
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 11.29243387
_cell_length_b 11.29243453
_cell_length_c 11.29243464
_cell_angle_alpha 59.99999966
_cell_angle_beta 59.99999773
_cell_angle_gamma 60.00000041
_symmetry_Int_Tables_number 1
_chemical_formula_structural Ca21MgGa14
_chemical_formula_sum 'Ca21 Mg1 Ga14'
_cell_volume 1018.23428851
_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
Ca Ca0 1 0.00000000 0.00000000 0.00000000 1.0
Ca Ca1 1 0.12989645 0.12989645 0.12989645 1.0
Ca Ca2 1 0.38968936 0.87010355 0.87010355 1.0
Ca Ca3 1 0.87010355 0.38968936 0.87010355 1.0
Ca Ca4 1 0.87010355 0.87010355 0.38968936 1.0
Ca Ca5 1 0.12989645 0.61031064 0.12989645 1.0
Ca Ca6 1 0.12989645 0.12989645 0.61031064 1.0
Ca Ca7 1 0.61031064 0.12989645 0.12989645 1.0
Ca Ca8 1 0.87010355 0.87010355 0.87010355 1.0
Ca Ca9 1 0.50000000 0.82874501 0.50000000 1.0
Ca Ca10 1 0.82874501 0.50000000 0.50000000 1.0
Ca Ca11 1 0.50000000 0.82874501 0.17125499 1.0
Ca Ca12 1 0.17125499 0.50000000 0.82874501 1.0
Ca Ca13 1 0.82874501 0.50000000 0.17125499 1.0
Ca Ca14 1 0.50000000 0.50000000 0.82874501 1.0
Ca Ca15 1 0.17125499 0.82874501 0.50000000 1.0
Ca Ca16 1 0.50000000 0.17125499 0.82874501 1.0
Ca Ca17 1 0.50000000 0.50000000 0.17125499 1.0
Ca Ca18 1 0.82874501 0.17125499 0.50000000 1.0
Ca Ca19 1 0.17125499 0.50000000 0.50000000 1.0
Ca Ca20 1 0.50000000 0.17125499 0.50000000 1.0
Mg Mg21 1 0.50000000 0.50000000 0.50000000 1.0
Ga Ga22 1 0.21488289 0.78511711 0.21488289 1.0
Ga Ga23 1 0.21488289 0.78511711 0.78511711 1.0
Ga Ga24 1 0.78511711 0.21488289 0.21488289 1.0
Ga Ga25 1 0.78511711 0.78511711 0.21488289 1.0
Ga Ga26 1 0.21488289 0.21488289 0.78511711 1.0
Ga Ga27 1 0.78511711 0.21488289 0.78511711 1.0
Ga Ga28 1 0.30870323 0.30870223 0.30870223 1.0
Ga Ga29 1 0.92610670 0.69129777 0.69129777 1.0
Ga Ga30 1 0.69129777 0.92610670 0.69129777 1.0
Ga Ga31 1 0.69129777 0.69129777 0.92610670 1.0
Ga Ga32 1 0.30870223 0.07389330 0.30870223 1.0
Ga Ga33 1 0.30870223 0.30870223 0.07389330 1.0
Ga Ga34 1 0.07389330 0.30870223 0.30870223 1.0
Ga Ga35 1 0.69129777 0.69129777 0.69129677 1.0
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