基础信息
化学式
Ba8Fe8O21
MP-ID
mp-757601
元素数
3
位点数
37
密度
5.7424
g/cm³
体积
544.04
ų
晶胞参数 a
5.7442
Å
晶胞参数 b
5.8163
Å
晶胞参数 c
19.0949
Å
α 角
99.30
°
β 角
98.08
°
γ 角
60.03
°
空间群
P-1
点群
-1
晶体系统
Triclinic
Bravais 格子
aP
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 |
|---|---|---|---|
| 4.70 | 18.7975 | 1.1 | (0,0,1) |
| 9.41 | 9.3988 | 1.3 | (0,0,2) |
| 14.13 | 6.2659 | 2.5 | (0,0,3) |
| 17.87 | 4.9639 | 1.2 | (1,0,0) |
| 18.81 | 4.7173 | 2.4 | (0,1,1) |
| 18.82 | 4.7156 | 2.3 | (1,1,-2) |
| 20.81 | 4.2677 | 1.4 | (1,0,2) |
| 21.50 | 4.1337 | 21.7 | (0,1,-3) |
| 21.77 | 4.0816 | 24.2 | (1,1,2) |
| 22.05 | 4.0306 | 26.1 | (1,0,-3) |
| 27.21 | 3.2772 | 1.2 | (1,1,-5) |
| 30.75 | 2.9079 | 100.0 | (1,2,-1) |
| 30.82 | 2.9009 | 99.8 | (1,0,5) |
| 30.94 | 2.8906 | 95.5 | (1,-1,0) |
| 31.04 | 2.8810 | 94.5 | (1,1,-6) |
| 31.14 | 2.8719 | 90.3 | (2,1,-1) |
| 31.23 | 2.8640 | 90.2 | (0,1,5) |
| 38.15 | 2.3593 | 24.9 | (2,0,2) |
| 38.16 | 2.3587 | 25.1 | (0,2,2) |
| 38.17 | 2.3578 | 25.2 | (2,2,-4) |
| 38.31 | 2.3497 | 23.8 | (0,0,8) |
| 43.80 | 2.0669 | 58.1 | (0,2,-6) |
| 44.39 | 2.0408 | 58.3 | (2,2,4) |
| 44.98 | 2.0153 | 58.3 | (2,0,-6) |
能量属性
形成能/原子
-2.22108
eV/atom
能量/原子
-7.27565
eV/atom
凸包距离
0.0408
eV/atom
未修正能量
-6.3979
eV/atom
体积/原子
14.70
ų
c/a 比
3.3242
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
38.0005
μB
磁有序
FM
磁性位点数
13
磁化强度/体积
0.069850
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 · 0.568
元素家族
N/A
溶质分数
0.432
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
C
评分
0.444
家族
O-rich Multi-Component
基质元素
O · 0.568
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-757601
参考引用
The crystal structure and related material properties of Ba8Fe8O21 were obtained from the Materials Project database (MP-ID: mp-757601, 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_Ba8Fe8O21
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 5.74417766
_cell_length_b 5.81629992
_cell_length_c 19.09490824
_cell_angle_alpha 99.30332724
_cell_angle_beta 98.08166520
_cell_angle_gamma 60.02877386
_symmetry_Int_Tables_number 1
_chemical_formula_structural Ba8Fe8O21
_chemical_formula_sum 'Ba8 Fe8 O21'
_cell_volume 544.04175503
_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
Ba Ba0 1 0.75179600 0.75081100 0.25198600 1.0
Ba Ba1 1 0.37500000 0.37500000 0.12500000 1.0
Ba Ba2 1 0.99820400 0.99918900 0.99801400 1.0
Ba Ba3 1 0.87500000 0.87500000 0.62500000 1.0
Ba Ba4 1 0.49568400 0.50673800 0.49679100 1.0
Ba Ba5 1 0.12321400 0.12661200 0.37135600 1.0
Ba Ba6 1 0.62678600 0.62338800 0.87864400 1.0
Ba Ba7 1 0.25431600 0.24326200 0.75320900 1.0
Fe Fe8 1 0.66334900 0.65967600 0.05582700 1.0
Fe Fe9 1 0.78463300 0.86327500 0.42937000 1.0
Fe Fe10 1 0.08665100 0.09032400 0.19417300 1.0
Fe Fe11 1 0.43965400 0.45260700 0.31127000 1.0
Fe Fe12 1 0.96536700 0.88672500 0.82063000 1.0
Fe Fe13 1 0.20396200 0.16018000 0.56861200 1.0
Fe Fe14 1 0.54603800 0.58982000 0.68138800 1.0
Fe Fe15 1 0.31034600 0.29739300 0.93873000 1.0
O O16 1 0.49449700 0.48080600 0.99807600 1.0
O O17 1 0.37500000 0.87500000 0.12500000 1.0
O O18 1 0.99042800 0.51747000 0.00762000 1.0
O O19 1 0.87500000 0.37500000 0.12500000 1.0
O O20 1 0.24576400 0.75845600 0.24842300 1.0
O O21 1 0.50423600 0.99154400 0.00157700 1.0
O O22 1 0.11535800 0.62796800 0.38355100 1.0
O O23 1 0.75957200 0.23253000 0.24238000 1.0
O O24 1 0.62891700 0.63074700 0.37577900 1.0
O O25 1 0.25550300 0.26919400 0.25192400 1.0
O O26 1 0.37500000 0.87500000 0.62500000 1.0
O O27 1 0.61811600 0.14900100 0.37230000 1.0
O O28 1 0.87500000 0.37500000 0.62500000 1.0
O O29 1 0.37500000 0.37500000 0.62500000 1.0
O O30 1 0.75627500 0.73037800 0.74938400 1.0
O O31 1 0.99372500 0.01962200 0.50061600 1.0
O O32 1 0.50029100 0.00542700 0.49947800 1.0
O O33 1 0.24970900 0.74457300 0.75052200 1.0
O O34 1 0.13188400 0.60099900 0.87770000 1.0
O O35 1 0.12108300 0.11925300 0.87422100 1.0
O O36 1 0.63464200 0.12203200 0.86644900 1.0
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