基础信息
化学式
Nd7Er13Si16
MP-ID
mp-3304741
元素数
3
位点数
36
密度
7.1710
g/cm³
体积
841.36
ų
晶胞参数 a
7.7055
Å
晶胞参数 b
7.7103
Å
晶胞参数 c
14.1617
Å
α 角
89.99
°
β 角
89.87
°
γ 角
90.05
°
空间群
P1
点群
1
晶体系统
Triclinic
Bravais 格子
aP
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 |
|---|---|---|---|
| 6.24 | 14.1617 | 1.1 | (0,0,1) |
| 13.07 | 6.7747 | 6.3 | (1,0,1) |
| 13.07 | 6.7721 | 6.5 | (0,1,1) |
| 13.07 | 6.7713 | 4.7 | (0,1,-1) |
| 13.09 | 6.7622 | 4.1 | (1,0,-1) |
| 16.26 | 5.4525 | 4.8 | (1,-1,0) |
| 16.27 | 5.4481 | 4.9 | (1,1,0) |
| 16.99 | 5.2195 | 2.2 | (1,0,2) |
| 17.00 | 5.2156 | 1.1 | (0,1,2) |
| 17.00 | 5.2149 | 1.2 | (0,1,-2) |
| 17.02 | 5.2081 | 1.7 | (1,0,-2) |
| 20.54 | 4.3231 | 9.2 | (1,-1,2) |
| 20.55 | 4.3214 | 11.5 | (1,1,2) |
| 20.57 | 4.3170 | 10.9 | (1,-1,-2) |
| 20.59 | 4.3145 | 10.5 | (1,1,-2) |
| 23.07 | 3.8551 | 9.7 | (0,2,0) |
| 23.09 | 3.8527 | 9.2 | (2,0,0) |
| 23.92 | 3.7199 | 16.5 | (0,2,1) |
| 23.92 | 3.7197 | 18.5 | (2,0,1) |
| 23.92 | 3.7196 | 18.1 | (0,2,-1) |
| 23.95 | 3.7155 | 18.1 | (2,0,-1) |
| 24.93 | 3.5715 | 22.8 | (1,-1,3) |
| 24.94 | 3.5706 | 22.5 | (1,1,3) |
| 24.97 | 3.5663 | 22.4 | (1,-1,-3) |
能量属性
形成能/原子
-0.84424
eV/atom
能量/原子
-22.71471
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-22.7147
eV/atom
体积/原子
23.37
ų
c/a 比
1.8379
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
0.0491
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.000060
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
Si · 0.444
元素家族
N/A
溶质分数
0.556
间隙分数
0.444
ROM 混合特征雷达
评级与分类
评级 Tier
C
评分
0.435
家族
Si-rich Multi-Component
基质元素
Si · 0.444
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-3304741
参考引用
The crystal structure and related material properties of Nd7Er13Si16 were obtained from the Materials Project database (MP-ID: mp-3304741, 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_Nd7Er13Si16
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 7.70548951
_cell_length_b 7.71025596
_cell_length_c 14.16173783
_cell_angle_alpha 89.99204981
_cell_angle_beta 89.87382981
_cell_angle_gamma 90.04583323
_symmetry_Int_Tables_number 1
_chemical_formula_structural Nd7Er13Si16
_chemical_formula_sum 'Nd7 Er13 Si16'
_cell_volume 841.36488622
_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
Nd Nd0 1 0.35719763 0.00619122 0.95906505 1.0
Nd Nd1 1 0.99351838 0.64398389 0.53951523 1.0
Nd Nd2 1 0.49260176 0.85748522 0.21033983 1.0
Nd Nd3 1 0.50823852 0.14070832 0.70779065 1.0
Nd Nd4 1 0.85808568 0.49195097 0.79068064 1.0
Nd Nd5 1 0.14116055 0.50727921 0.29231672 1.0
Nd Nd6 1 0.00581796 0.35763228 0.04169896 1.0
Er Er7 1 0.49252386 0.35983757 0.12489461 1.0
Er Er8 1 0.99309680 0.13757364 0.62489191 1.0
Er Er9 1 0.86068720 0.00704228 0.87400082 1.0
Er Er10 1 0.13849092 0.99456378 0.37448480 1.0
Er Er11 1 0.50981966 0.64045219 0.62228800 1.0
Er Er12 1 0.36009155 0.49231069 0.87582520 1.0
Er Er13 1 0.64050177 0.50876244 0.37654336 1.0
Er Er14 1 0.00529483 0.86007277 0.12727360 1.0
Er Er15 1 0.63749003 0.99775161 0.45688087 1.0
Er Er16 1 0.31943889 0.31763730 0.49993252 1.0
Er Er17 1 0.18288215 0.81750480 0.74888123 1.0
Er Er18 1 0.81688514 0.18107741 0.25074832 1.0
Er Er19 1 0.68093858 0.68087861 0.00041233 1.0
Si Si20 1 0.29535183 0.94061089 0.55951753 1.0
Si Si21 1 0.70854840 0.06152306 0.06122848 1.0
Si Si22 1 0.93512583 0.28878151 0.43894629 1.0
Si Si23 1 0.44043313 0.20802092 0.31280195 1.0
Si Si24 1 0.56251665 0.78890822 0.81063113 1.0
Si Si25 1 0.21066080 0.43783722 0.68833029 1.0
Si Si26 1 0.78892294 0.56264607 0.18950399 1.0
Si Si27 1 0.06250005 0.71004226 0.93920264 1.0
Si Si28 1 0.79649280 0.84764421 0.68798095 1.0
Si Si29 1 0.20500267 0.14984498 0.18782017 1.0
Si Si30 1 0.84655985 0.79934142 0.31683403 1.0
Si Si31 1 0.35396953 0.71030216 0.43613761 1.0
Si Si32 1 0.65027688 0.29394824 0.93805281 1.0
Si Si33 1 0.70422410 0.34507261 0.56060884 1.0
Si Si34 1 0.29345658 0.65014481 0.06265343 1.0
Si Si35 1 0.15119511 0.20463623 0.81128324 1.0
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