基础信息
化学式
Nd7(BrO6)3
MP-ID
mp-1210868
元素数
3
位点数
56
密度
5.4315
g/cm³
体积
940.04
ų
晶胞参数 a
15.7262
Å
晶胞参数 b
15.7262
Å
晶胞参数 c
4.3890
Å
α 角
90.00
°
β 角
90.00
°
γ 角
120.00
°
空间群
P6_3/m
点群
6/m
晶体系统
Hexagonal
Bravais 格子
hP
稳定性
No
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 |
|---|---|---|---|
| 6.49 | 13.6193 | 5.8 | (1,0,-1,0) |
| 13.00 | 6.8096 | 5.1 | (2,0,-2,0) |
| 17.23 | 5.1476 | 45.2 | (3,-1,-2,0) |
| 19.55 | 4.5398 | 2.1 | (3,0,-3,0) |
| 21.27 | 4.1775 | 1.0 | (1,0,-1,1) |
| 23.55 | 3.7773 | 1.3 | (4,-1,-3,0) |
| 24.12 | 3.6891 | 1.3 | (2,0,-2,1) |
| 26.17 | 3.4048 | 9.4 | (4,0,-4,0) |
| 26.69 | 3.3398 | 100.0 | (3,-1,-2,1) |
| 28.28 | 3.1555 | 2.6 | (3,0,-3,1) |
| 28.57 | 3.1245 | 31.9 | (5,-2,-3,0) |
| 30.07 | 2.9720 | 30.0 | (5,-1,-4,0) |
| 30.53 | 2.9285 | 4.5 | (4,-2,-2,1) |
| 31.24 | 2.8630 | 5.3 | (4,-1,-3,1) |
| 32.88 | 2.7239 | 7.6 | (5,0,-5,0) |
| 33.30 | 2.6902 | 11.7 | (4,0,-4,1) |
| 34.86 | 2.5738 | 8.4 | (6,-2,-4,0) |
| 35.26 | 2.5454 | 5.7 | (5,-2,-3,1) |
| 36.51 | 2.4609 | 4.2 | (5,-1,-4,1) |
| 36.74 | 2.4461 | 7.1 | (6,-1,-5,0) |
| 40.07 | 2.2503 | 9.0 | (6,-3,-3,1) |
| 40.28 | 2.2390 | 8.9 | (7,-3,-4,0) |
| 40.64 | 2.2202 | 17.8 | (6,-2,-4,1) |
| 41.13 | 2.1945 | 23.8 | (0,0,0,2) |
能量属性
形成能/原子
-1.86199
eV/atom
能量/原子
-6.41025
eV/atom
凸包距离
0.5601
eV/atom
未修正能量
-6.3068
eV/atom
体积/原子
16.79
ų
c/a 比
0.2791
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
10.5356
μB
磁有序
FM
磁性位点数
12
磁化强度/体积
0.011210
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 · 0.643
元素家族
Metalloid-Nonmetal
溶质分数
0.357
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
0.8699
高熵判据(>1.0 视为高熵)
混合熵 ΔS
7.2325
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
54.963%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.9771
越小混合越稳定
VEC
3.857
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
0.7918
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-1210868
参考引用
The crystal structure and related material properties of Nd7(BrO6)3 were obtained from the Materials Project database (MP-ID: mp-1210868, 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_Nd7(BrO6)3
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 15.72618327
_cell_length_b 15.72618327
_cell_length_c 4.38902300
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 119.99999691
_symmetry_Int_Tables_number 1
_chemical_formula_structural Nd7(BrO6)3
_chemical_formula_sum 'Nd14 Br6 O36'
_cell_volume 940.03747385
_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
Nd Nd0 1 0.53016900 0.87417900 0.75000000 1.0
Nd Nd1 1 0.46983100 0.12582100 0.25000000 1.0
Nd Nd2 1 0.34401000 0.46983100 0.75000000 1.0
Nd Nd3 1 0.65599000 0.53016900 0.25000000 1.0
Nd Nd4 1 0.12582100 0.65599000 0.75000000 1.0
Nd Nd5 1 0.87417900 0.34401000 0.25000000 1.0
Nd Nd6 1 0.89000900 0.15147700 0.75000000 1.0
Nd Nd7 1 0.10999100 0.84852300 0.25000000 1.0
Nd Nd8 1 0.26146800 0.10999100 0.75000000 1.0
Nd Nd9 1 0.73853200 0.89000900 0.25000000 1.0
Nd Nd10 1 0.84852300 0.73853200 0.75000000 1.0
Nd Nd11 1 0.15147700 0.26146800 0.25000000 1.0
Nd Nd12 1 0.66666700 0.33333300 0.75000000 1.0
Nd Nd13 1 0.33333300 0.66666700 0.25000000 1.0
Br Br14 1 0.55777000 0.61690500 0.75000000 1.0
Br Br15 1 0.44223000 0.38309500 0.25000000 1.0
Br Br16 1 0.05913500 0.44223000 0.75000000 1.0
Br Br17 1 0.94086500 0.55777000 0.25000000 1.0
Br Br18 1 0.38309500 0.94086500 0.75000000 1.0
Br Br19 1 0.61690500 0.05913500 0.25000000 1.0
O O20 1 0.83392900 0.35884000 0.75000000 1.0
O O21 1 0.16607100 0.64116000 0.25000000 1.0
O O22 1 0.52491100 0.16607100 0.75000000 1.0
O O23 1 0.47508900 0.83392900 0.25000000 1.0
O O24 1 0.64116000 0.47508900 0.75000000 1.0
O O25 1 0.35884000 0.52491100 0.25000000 1.0
O O26 1 0.72134500 0.96975000 0.75000000 1.0
O O27 1 0.27865500 0.03025000 0.25000000 1.0
O O28 1 0.24840500 0.27865500 0.75000000 1.0
O O29 1 0.75159500 0.72134500 0.25000000 1.0
O O30 1 0.03025000 0.75159500 0.75000000 1.0
O O31 1 0.96975000 0.24840500 0.25000000 1.0
O O32 1 0.81248200 0.97016300 0.75000000 1.0
O O33 1 0.18751800 0.02983700 0.25000000 1.0
O O34 1 0.15768200 0.18751800 0.75000000 1.0
O O35 1 0.84231800 0.81248200 0.25000000 1.0
O O36 1 0.02983700 0.84231800 0.75000000 1.0
O O37 1 0.97016300 0.15768200 0.25000000 1.0
O O38 1 0.82248900 0.25908600 0.75000000 1.0
O O39 1 0.17751100 0.74091400 0.25000000 1.0
O O40 1 0.43659700 0.17751100 0.75000000 1.0
O O41 1 0.56340300 0.82248900 0.25000000 1.0
O O42 1 0.74091400 0.56340300 0.75000000 1.0
O O43 1 0.25908600 0.43659700 0.25000000 1.0
O O44 1 0.74400200 0.81378100 0.75000000 1.0
O O45 1 0.25599800 0.18621900 0.25000000 1.0
O O46 1 0.06977900 0.25599800 0.75000000 1.0
O O47 1 0.93022100 0.74400200 0.25000000 1.0
O O48 1 0.18621900 0.93022100 0.75000000 1.0
O O49 1 0.81378100 0.06977900 0.25000000 1.0
O O50 1 0.43550700 0.70390500 0.75000000 1.0
O O51 1 0.56449300 0.29609500 0.25000000 1.0
O O52 1 0.26839800 0.56449300 0.75000000 1.0
O O53 1 0.73160200 0.43550700 0.25000000 1.0
O O54 1 0.29609500 0.73160200 0.75000000 1.0
O O55 1 0.70390500 0.26839800 0.25000000 1.0
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