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HEAS Data Platform · 材料科学计算数据库

MP-ID: mp-672715 · 空间群: C2/c (#15)

基础信息

化学式
Ba7(Fe3S7)2
MP-ID
mp-672715
元素数
3
位点数
54
密度
4.0969
g/cm³
体积
1,414.78
ų
晶胞参数 a
13.5749
Å
晶胞参数 b
13.5749
Å
晶胞参数 c
15.0453
Å
α 角
62.75
°
β 角
62.75
°
γ 角
35.59
°
空间群
C2/c
点群
2/m
晶体系统
Monoclinic
Bravais 格子
mC
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)
2θd (Å)Ihkl
11.84 7.4732 2.6 (1,1,2)
13.42 6.5956 7.6 (0,0,2)
14.86 5.9614 3.6 (2,1,1)
15.64 5.6662 10.4 (2,2,0)
16.11 5.5029 1.7 (1,0,2)
16.76 5.2905 3.4 (2,1,2)
18.54 4.7867 6.4 (1,1,-2)
19.01 4.6680 25.5 (1,0,-2)
19.33 4.5911 2.6 (2,1,-1)
20.42 4.3498 2.0 (3,2,1)
20.64 4.3031 25.1 (3,2,2)
20.73 4.2850 5.2 (3,3,2)
20.80 4.2714 10.1 (2,1,3)
21.42 4.1490 4.7 (1,-1,0)
21.50 4.1331 15.3 (1,0,3)
22.46 3.9578 15.6 (1,-1,1)
22.83 3.8961 67.0 (2,0,0)
22.96 3.8733 46.5 (3,2,3)
23.55 3.7775 100.0 (3,3,0)
23.81 3.7366 1.0 (2,2,4)
24.27 3.6678 14.4 (2,1,-2)
24.84 3.5842 57.1 (1,0,-3)
24.88 3.5792 5.0 (2,0,-1)
25.17 3.5383 8.5 (2,2,-2)
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能量属性

形成能/原子
-1.34685
eV/atom
能量/原子
-5.87191
eV/atom
凸包距离
0.2358
eV/atom
未修正能量
-5.6111
eV/atom
体积/原子
26.20
ų
c/a 比
1.1083

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
0.0664
μB
磁有序
FiM
磁性位点数
12
磁化强度/体积
0.000050
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 · 0.519
元素家族
N/A
溶质分数
0.481
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
C
评分
0.283
家族
S-rich Multi-Component
基质元素
S · 0.519

关联任务

关联的计算任务 ID(2 个)

引用参考

Materials Project 官方页面
https://materialsproject.org/materials/mp-672715
参考引用

The crystal structure and related material properties of Ba7(Fe3S7)2 were obtained from the Materials Project database (MP-ID: mp-672715, 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
原始 CIF 数据
# generated using pymatgen
data_Ba7(Fe3S7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   13.57487702
_cell_length_b   13.57487702
_cell_length_c   15.04532944
_cell_angle_alpha   62.74701062
_cell_angle_beta   62.74701062
_cell_angle_gamma   35.59269309
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ba7(Fe3S7)2
_chemical_formula_sum   'Ba14 Fe12 S28'
_cell_volume   1414.78404092
_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
  Ba  Ba0  1  0.28461400  0.36556100  0.73392800  1.0
  Ba  Ba1  1  0.67734800  0.32265200  0.25000000  1.0
  Ba  Ba2  1  0.78383600  0.85283100  0.87575300  1.0
  Ba  Ba3  1  0.21616400  0.14716900  0.12424700  1.0
  Ba  Ba4  1  0.71538600  0.63443900  0.26607200  1.0
  Ba  Ba5  1  0.63443900  0.71538600  0.76607200  1.0
  Ba  Ba6  1  0.79598100  0.22384100  0.92484900  1.0
  Ba  Ba7  1  0.20401900  0.77615900  0.07515100  1.0
  Ba  Ba8  1  0.32265200  0.67734800  0.75000000  1.0
  Ba  Ba9  1  0.14716900  0.21616400  0.62424700  1.0
  Ba  Ba10  1  0.85283100  0.78383600  0.37575300  1.0
  Ba  Ba11  1  0.36556100  0.28461400  0.23392800  1.0
  Ba  Ba12  1  0.22384100  0.79598100  0.42484900  1.0
  Ba  Ba13  1  0.77615900  0.20401900  0.57515100  1.0
  Fe  Fe14  1  0.12998600  0.59969200  0.01487900  1.0
  Fe  Fe15  1  0.81311200  0.90946000  0.08815800  1.0
  Fe  Fe16  1  0.87001400  0.40030800  0.98512100  1.0
  Fe  Fe17  1  0.43551900  0.29148500  0.95076100  1.0
  Fe  Fe18  1  0.90946000  0.81311200  0.58815800  1.0
  Fe  Fe19  1  0.18688800  0.09054000  0.91184200  1.0
  Fe  Fe20  1  0.56448100  0.70851500  0.04923900  1.0
  Fe  Fe21  1  0.40030800  0.87001400  0.48512100  1.0
  Fe  Fe22  1  0.70851500  0.56448100  0.54923900  1.0
  Fe  Fe23  1  0.29148500  0.43551900  0.45076100  1.0
  Fe  Fe24  1  0.09054000  0.18688800  0.41184200  1.0
  Fe  Fe25  1  0.59969200  0.12998600  0.51487900  1.0
  S  S26  1  0.60131700  0.54060700  0.00056600  1.0
  S  S27  1  0.95948800  0.43939500  0.42999300  1.0
  S  S28  1  0.16672400  0.44758300  0.94960600  1.0
  S  S29  1  0.05539200  0.76936400  0.66510300  1.0
  S  S30  1  0.45939300  0.39868300  0.49943400  1.0
  S  S31  1  0.97757600  0.87119200  0.92584900  1.0
  S  S32  1  0.76936400  0.05539200  0.16510300  1.0
  S  S33  1  0.02242400  0.12880800  0.07415100  1.0
  S  S34  1  0.01724800  0.36761700  0.82095600  1.0
  S  S35  1  0.12880800  0.02242400  0.57415100  1.0
  S  S36  1  0.94460800  0.23063600  0.33489700  1.0
  S  S37  1  0.43939500  0.95948800  0.92999300  1.0
  S  S38  1  0.63238300  0.98275200  0.67904400  1.0
  S  S39  1  0.44758300  0.16672400  0.44960600  1.0
  S  S40  1  0.26014700  0.56762400  0.28957300  1.0
  S  S41  1  0.98275200  0.63238300  0.17904400  1.0
  S  S42  1  0.87119200  0.97757600  0.42584900  1.0
  S  S43  1  0.83327600  0.55241700  0.05039400  1.0
  S  S44  1  0.56762400  0.26014700  0.78957300  1.0
  S  S45  1  0.39868300  0.45939300  0.99943400  1.0
  S  S46  1  0.54060700  0.60131700  0.50056600  1.0
  S  S47  1  0.43237600  0.73985300  0.21042700  1.0
  S  S48  1  0.73985300  0.43237600  0.71042700  1.0
  S  S49  1  0.36761700  0.01724800  0.32095600  1.0
  S  S50  1  0.23063600  0.94460800  0.83489700  1.0
  S  S51  1  0.04051200  0.56060500  0.57000700  1.0
  S  S52  1  0.56060500  0.04051200  0.07000700  1.0
  S  S53  1  0.55241700  0.83327600  0.55039400  1.0
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