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Ca18Eu2P12(SO16)3

高熵材料 HEA

MP-ID: mp-677016 · 空间群: P1 (#1)

基础信息

化学式
Ca18Eu2P12(SO16)3
MP-ID
mp-677016
元素数
5
位点数
83
密度
3.3480
g/cm³
体积
1,121.51
ų
晶胞参数 a
9.8470
Å
晶胞参数 b
19.6839
Å
晶胞参数 c
6.6884
Å
α 角
89.97
°
β 角
90.02
°
γ 角
120.11
°
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)
2θd (Å)Ihkl
5.19 17.0286 100.0 (0,1,0)
10.37 8.5301 4.5 (1,-2,0)
10.38 8.5187 5.2 (1,0,0)
10.39 8.5143 3.3 (0,2,0)
15.61 5.6762 11.2 (0,3,0)
16.02 5.5336 5.4 (1,-1,-1)
16.02 5.5319 12.2 (1,-1,1)
16.84 5.2647 19.0 (1,-2,-1)
16.85 5.2620 12.0 (1,-2,1)
16.85 5.2608 3.7 (1,0,-1)
16.86 5.2584 3.5 (0,2,-1)
18.02 4.9235 7.8 (2,-2,0)
18.75 4.7317 3.5 (2,-3,0)
18.77 4.7278 3.0 (2,-1,0)
19.12 4.6425 4.5 (1,-3,-1)
19.13 4.6398 6.9 (1,-3,1)
19.14 4.6378 6.3 (1,1,1)
19.14 4.6371 4.3 (1,1,-1)
20.83 4.2651 6.4 (2,-4,0)
20.86 4.2593 6.8 (2,0,0)
20.87 4.2572 2.7 (0,4,0)
22.42 3.9657 1.5 (2,-2,-1)
22.42 3.9648 2.2 (1,-4,-1)
22.45 3.9598 2.2 (1,2,-1)
获取直接链接

能量属性

形成能/原子
-3.25328
eV/atom
能量/原子
-7.73011
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-7.3146
eV/atom
体积/原子
13.51
ų
c/a 比
0.6792

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
13.0070
μB
磁有序
FM
磁性位点数
2
磁化强度/体积
0.011600
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 · 0.578
元素家族
Metalloid-Nonmetal
溶质分数
0.422
间隙分数
0.145
综合指标雷达(归一化)
元素类别占比
混合熵 ΔS/R
1.1376
高熵判据(>1.0 视为高熵)
混合熵 ΔS
9.4578
J/mol·K
Ω 参数
0.1968
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
55.313%
δr < 6.6% 利于单相固溶
电负性差 Δχ
1.0162
越小混合越稳定
VEC
3.855
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-17.299
kJ/mol 且负值为放热混合
熵归一化
0.7068
固溶体倾向
0
相趋势
AM

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-677016
参考引用

The crystal structure and related material properties of Ca18Eu2P12(SO16)3 were obtained from the Materials Project database (MP-ID: mp-677016, 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_Ca18Eu2P12(SO16)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.84698349
_cell_length_b   19.68394046
_cell_length_c   6.68839172
_cell_angle_alpha   89.96701227
_cell_angle_beta   90.01919247
_cell_angle_gamma   120.10557931
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ca18Eu2P12(SO16)3
_chemical_formula_sum   'Ca18 Eu2 P12 S3 O48'
_cell_volume   1121.51345450
_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
  Eu  Eu0  1  0.24816856  0.50599780  0.24584779  1.0
  Eu  Eu1  1  0.75138608  0.49418708  0.74856086  1.0
  Ca  Ca2  1  0.01851703  0.87879835  0.76169973  1.0
  Ca  Ca3  1  0.33732345  0.83528068  -0.00427944  1.0
  Ca  Ca4  1  0.32822167  0.83141374  0.48787330  1.0
  Ca  Ca5  1  0.24275025  0.63211803  0.74555570  1.0
  Ca  Ca6  1  0.01614017  0.37631738  0.74617382  1.0
  Ca  Ca7  1  0.73518232  0.99067507  0.75943074  1.0
  Ca  Ca8  1  0.75630906  0.87087579  0.23304276  1.0
  Ca  Ca9  1  0.66069724  0.66511696  0.50659011  1.0
  Ca  Ca10  1  0.67287794  0.67063831  -0.00211457  1.0
  Ca  Ca11  1  0.32724208  0.33016892  -0.00164981  1.0
  Ca  Ca12  1  0.33609540  0.33328092  0.48993086  1.0
  Ca  Ca13  1  0.24295329  0.13004637  0.76240991  1.0
  Ca  Ca14  1  0.26552485  0.00770964  0.23647886  1.0
  Ca  Ca15  1  0.98294363  0.62467999  0.24994098  1.0
  Ca  Ca16  1  0.75491224  0.36678436  0.25002338  1.0
  Ca  Ca17  1  0.67457331  0.16972238  0.51091089  1.0
  Ca  Ca18  1  0.66314419  0.16412478  0.00226933  1.0
  Ca  Ca19  1  0.98523618  0.12179071  0.23278594  1.0
  P  P20  1  0.03401344  0.70760687  0.74734077  1.0
  P  P21  1  0.37725980  0.98479319  0.74236428  1.0
  P  P22  1  0.41531251  0.69112802  0.24663355  1.0
  P  P23  1  0.59222629  0.81222449  0.74195156  1.0
  P  P24  1  0.03229221  0.20402067  0.74262568  1.0
  P  P25  1  0.38203282  0.48233275  0.74687658  1.0
  P  P26  1  0.61785841  0.51750156  0.24609041  1.0
  P  P27  1  0.96957661  0.79837267  0.25223467  1.0
  P  P28  1  0.40346001  0.18583940  0.25324158  1.0
  P  P29  1  0.58468508  0.30909845  0.74882723  1.0
  P  P30  1  0.62643780  0.01491787  0.25239980  1.0
  P  P31  1  0.96517610  0.29210994  0.24696667  1.0
  S  S32  1  -0.00062027  0.49981537  0.99963476  1.0
  S  S33  1  0.00031338  0.00009959  0.99859881  1.0
  S  S34  1  -0.00028826  0.49997118  0.49839152  1.0
  O  O35  1  0.27819788  0.95521139  0.93709424  1.0
  O  O36  1  0.25736672  0.96206137  0.56721657  1.0
  O  O37  1  0.14712244  0.82690273  0.24380910  1.0
  O  O38  1  0.12934200  0.79973879  0.74669801  1.0
  O  O39  1  0.08930911  0.68114046  0.56116748  1.0
  O  O40  1  0.08760126  0.68060691  0.93456051  1.0
  O  O41  1  0.46280320  0.93561275  0.72400908  1.0
  O  O42  1  0.50565703  0.92630623  0.24458416  1.0
  O  O43  1  0.35171463  0.74835037  0.24498173  1.0
  O  O44  1  0.40794074  0.76894516  0.72578194  1.0
  O  O45  1  0.35939176  0.63573904  0.43201149  1.0
  O  O46  1  0.36275036  0.63742112  0.05837674  1.0
  O  O47  1  0.66683065  0.87147932  0.56463374  1.0
  O  O48  1  0.63198792  0.86314492  0.93501779  1.0
  O  O49  1  0.27134739  0.45372287  0.93158204  1.0
  O  O50  1  0.27476710  0.45506232  0.55939358  1.0
  O  O51  1  0.14420919  0.32541461  0.24469438  1.0
  O  O52  1  0.12969810  0.29603404  0.72672719  1.0
  O  O53  1  0.59951957  0.73509824  0.25071702  1.0
  O  O54  1  0.65152585  0.75282094  0.74816675  1.0
  O  O55  1  0.07709307  0.16765002  0.56539469  1.0
  O  O56  1  0.09286102  0.18401182  0.93574110  1.0
  O  O57  1  0.49770320  0.57122729  0.74969211  1.0
  O  O58  1  0.53054957  0.56584838  0.24782187  1.0
  O  O59  1  0.46895014  0.43376589  0.74756796  1.0
  O  O60  1  0.50271529  0.42869050  0.24391010  1.0
  O  O61  1  0.93013841  0.83895474  0.42389072  1.0
  O  O62  1  0.90630937  0.81492513  0.05629875  1.0
  O  O63  1  0.34566068  0.24589076  0.24372359  1.0
  O  O64  1  0.40092693  0.26520647  0.74645128  1.0
  O  O65  1  0.87167630  0.70651243  0.27680674  1.0
  O  O66  1  0.85501549  0.67493633  0.74772201  1.0
  O  O67  1  0.72731098  0.54702920  0.06156954  1.0
  O  O68  1  0.72580449  0.54439887  0.43212631  1.0
  O  O69  1  0.32102607  0.12534434  0.42491514  1.0
  O  O70  1  0.37185291  0.13700821  0.05797248  1.0
  O  O71  1  0.63834180  0.36384579  0.56247884  1.0
  O  O72  1  0.63916242  0.36310001  0.93542373  1.0
  O  O73  1  0.58703438  0.22942983  0.27900357  1.0
  O  O74  1  0.64769141  0.25179275  0.74991278  1.0
  O  O75  1  0.49680555  0.07382193  0.74775531  1.0
  O  O76  1  0.54108692  0.06399950  0.27994254  1.0
  O  O77  1  0.91189272  0.32011374  0.43226651  1.0
  O  O78  1  0.90793850  0.31677365  0.05927523  1.0
  O  O79  1  0.87117815  0.20007388  0.25198754  1.0
  O  O80  1  0.85445698  0.17435071  0.74951842  1.0
  O  O81  1  0.72127154  0.04611730  0.05565768  1.0
  O  O82  1  0.74852792  0.03480761  0.42249090  1.0
获取直接链接