基础信息
化学式
Ba8Eu7Cl34
MP-ID
mp-1198571
元素数
3
位点数
49
密度
3.9509
g/cm³
体积
1,415.44
ų
晶胞参数 a
11.3705
Å
晶胞参数 b
11.3705
Å
晶胞参数 c
13.5831
Å
α 角
114.74
°
β 角
114.74
°
γ 角
90.00
°
空间群
I4/m
点群
4/m
晶体系统
Tetragonal
Bravais 格子
tI
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 |
|---|---|---|---|
| 8.08 | 10.9479 | 1.5 | (0,0,1) |
| 13.66 | 6.4803 | 3.7 | (1,1,0) |
| 14.42 | 6.1421 | 5.0 | (1,0,1) |
| 17.91 | 4.9532 | 2.1 | (2,1,-1) |
| 21.30 | 4.1723 | 100.0 | (2,1,0) |
| 22.11 | 4.0201 | 1.6 | (2,-2,0) |
| 22.55 | 3.9433 | 1.7 | (2,0,1) |
| 24.39 | 3.6493 | 8.9 | (0,0,3) |
| 24.76 | 3.5957 | 15.0 | (3,1,-2) |
| 29.08 | 3.0711 | 2.2 | (2,0,2) |
| 29.73 | 3.0053 | 3.3 | (3,1,0) |
| 30.89 | 2.8949 | 2.8 | (3,2,-1) |
| 32.72 | 2.7370 | 1.4 | (0,0,4) |
| 32.73 | 2.7361 | 7.2 | (4,1,-2) |
| 33.15 | 2.7020 | 1.8 | (2,2,1) |
| 33.43 | 2.6801 | 4.4 | (3,3,-3) |
| 33.64 | 2.6643 | 7.1 | (2,1,2) |
| 34.78 | 2.5797 | 9.1 | (4,1,-1) |
| 35.03 | 2.5613 | 54.8 | (3,1,1) |
| 35.07 | 2.5591 | 3.7 | (3,2,0) |
| 35.30 | 2.5425 | 25.8 | (4,-2,-1) |
| 36.43 | 2.4661 | 1.2 | (2,0,3) |
| 37.27 | 2.4125 | 1.1 | (3,0,2) |
| 37.36 | 2.4070 | 1.5 | (3,3,-1) |
能量属性
形成能/原子
-2.77967
eV/atom
能量/原子
-5.84536
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-5.4193
eV/atom
体积/原子
28.89
ų
c/a 比
1.1946
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
45.0000
μB
磁有序
FM
磁性位点数
7
磁化强度/体积
0.031790
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
Cl · 0.694
元素家族
Metalloid-Nonmetal
溶质分数
0.306
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
0.8275
高熵判据(>1.0 视为高熵)
混合熵 ΔS
6.8796
J/mol·K
Ω 参数
0.0000
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
36.114%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.9833
越小混合越稳定
VEC
4.796
价电子浓度,影响相稳定性
混合焓 ΔH_mix
0.000
kJ/mol 且负值为放热混合
熵归一化
0.7532
固溶体倾向
0
相趋势
IM
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-1198571
参考引用
The crystal structure and related material properties of Ba8Eu7Cl34 were obtained from the Materials Project database (MP-ID: mp-1198571, 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_Ba8Eu7Cl34
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 11.37051402
_cell_length_b 11.37051402
_cell_length_c 13.58310883
_cell_angle_alpha 114.74329413
_cell_angle_beta 114.74329413
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural Ba8Eu7Cl34
_chemical_formula_sum 'Ba8 Eu7 Cl34'
_cell_volume 1415.43876029
_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 0.52418950 0.70326304 0.68240279 1.0
Ba Ba1 1 0.15821329 0.97913975 0.68240279 1.0
Ba Ba2 1 0.70326304 0.15821329 0.68240279 1.0
Ba Ba3 1 0.97913975 0.52418950 0.68240279 1.0
Ba Ba4 1 0.47581050 0.29673696 0.31759721 1.0
Ba Ba5 1 0.84178671 0.02086025 0.31759721 1.0
Ba Ba6 1 0.29673696 0.84178671 0.31759721 1.0
Ba Ba7 1 0.02086025 0.47581050 0.31759721 1.0
Eu Eu8 1 -0.00000000 -0.00000000 -0.00000000 1.0
Eu Eu9 1 0.68844727 0.68844727 0.37689455 1.0
Eu Eu10 1 0.31155273 0.31155273 0.62310545 1.0
Eu Eu11 1 0.60831026 0.18004119 -0.00000000 1.0
Eu Eu12 1 0.39168974 0.81995881 -0.00000000 1.0
Eu Eu13 1 0.18004119 0.39168974 -0.00000000 1.0
Eu Eu14 1 0.81995881 0.60831026 -0.00000000 1.0
Cl Cl15 1 0.42299399 0.92299399 0.84598797 1.0
Cl Cl16 1 0.92299399 0.42299399 0.84598797 1.0
Cl Cl17 1 0.57700601 0.07700601 0.15401203 1.0
Cl Cl18 1 0.07700601 0.57700601 0.15401203 1.0
Cl Cl19 1 0.72253914 0.00404743 0.84809427 1.0
Cl Cl20 1 0.12555513 0.84404684 0.84809427 1.0
Cl Cl21 1 0.00404743 0.12555513 0.84809427 1.0
Cl Cl22 1 0.84404684 0.72253914 0.84809427 1.0
Cl Cl23 1 0.27746086 0.99595257 0.15190573 1.0
Cl Cl24 1 0.87444487 0.15595316 0.15190573 1.0
Cl Cl25 1 0.99595257 0.87444487 0.15190573 1.0
Cl Cl26 1 0.15595316 0.27746086 0.15190573 1.0
Cl Cl27 1 0.25000000 0.75000000 0.50000000 1.0
Cl Cl28 1 0.75000000 0.25000000 0.50000000 1.0
Cl Cl29 1 0.56629620 0.85153108 0.52206414 1.0
Cl Cl30 1 0.95576794 0.67053306 0.52206414 1.0
Cl Cl31 1 0.85153108 0.95576794 0.52206414 1.0
Cl Cl32 1 0.67053306 0.56629620 0.52206414 1.0
Cl Cl33 1 0.43370380 0.14846892 0.47793586 1.0
Cl Cl34 1 0.04423206 0.32946694 0.47793586 1.0
Cl Cl35 1 0.14846892 0.04423206 0.47793586 1.0
Cl Cl36 1 0.32946694 0.43370380 0.47793586 1.0
Cl Cl37 1 0.40956238 0.54783532 0.24096615 1.0
Cl Cl38 1 0.83140377 0.69313082 0.24096615 1.0
Cl Cl39 1 0.54783532 0.83140377 0.24096615 1.0
Cl Cl40 1 0.69313082 0.40956238 0.24096615 1.0
Cl Cl41 1 0.59043762 0.45216468 0.75903385 1.0
Cl Cl42 1 0.16859623 0.30686918 0.75903385 1.0
Cl Cl43 1 0.45216468 0.16859623 0.75903385 1.0
Cl Cl44 1 0.30686918 0.59043762 0.75903385 1.0
Cl Cl45 1 0.77331099 0.36148937 -0.00000000 1.0
Cl Cl46 1 0.22668901 0.63851063 -0.00000000 1.0
Cl Cl47 1 0.36148937 0.22668901 -0.00000000 1.0
Cl Cl48 1 0.63851063 0.77331099 -0.00000000 1.0
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