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K3Mn5(Si2O5)6

高熵材料 HEA

MP-ID: mp-1211913 · 空间群: P6/mcc (#192)

基础信息

化学式
K3Mn5(Si2O5)6
MP-ID
mp-1211913
元素数
4
位点数
100
密度
2.8299
g/cm³
体积
1,418.83
ų
晶胞参数 a
10.6310
Å
晶胞参数 b
10.6310
Å
晶胞参数 c
14.4961
Å
α 角
90.00
°
β 角
90.00
°
γ 角
120.00
°
空间群
P6/mcc
点群
6/mmm
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)
2θd (Å)Ihkl
9.61 9.2067 18.0 (1,0,-1,0)
12.21 7.2480 55.5 (0,0,0,2)
15.56 5.6950 14.3 (1,0,-1,2)
16.68 5.3155 2.7 (2,-1,-1,0)
19.28 4.6034 25.9 (2,0,-2,0)
20.72 4.2864 10.7 (2,-1,-1,2)
22.89 3.8859 100.0 (2,0,-2,2)
24.56 3.6240 4.2 (0,0,0,4)
25.60 3.4798 3.7 (3,-1,-2,0)
26.34 3.3837 73.5 (3,-1,-2,1)
26.43 3.3722 38.1 (1,0,-1,4)
28.45 3.1370 2.3 (2,1,-3,2)
28.45 3.1370 4.6 (3,-1,-2,2)
29.10 3.0689 9.0 (3,0,-3,0)
29.84 2.9943 81.2 (2,-1,-1,4)
31.42 2.8475 53.9 (2,0,-2,4)
31.69 2.8238 13.8 (3,-1,-2,3)
33.72 2.6578 26.8 (2,2,-4,0)
33.72 2.6578 53.5 (4,-2,-2,0)
35.70 2.5148 10.4 (4,-1,-3,1)
35.77 2.5100 8.9 (3,-1,-2,4)
35.99 2.4953 7.5 (4,-2,-2,2)
38.44 2.3420 14.0 (3,0,-3,4)
39.14 2.3017 1.6 (4,0,-4,0)
获取直接链接

能量属性

形成能/原子
-2.91003
eV/atom
能量/原子
-8.16497
eV/atom
凸包距离
0.0225
eV/atom
未修正能量
-7.5860
eV/atom
体积/原子
14.19
ų
c/a 比
1.3636

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
51.2531
μB
磁有序
FM
磁性位点数
10
磁化强度/体积
0.036120
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 · 0.600
元素家族
Metalloid-Nonmetal
溶质分数
0.400
间隙分数
0.240
综合指标雷达(归一化)
元素类别占比
混合熵 ΔS/R
1.0481
高熵判据(>1.0 视为高熵)
混合熵 ΔS
8.7136
J/mol·K
Ω 参数
1.5816
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
48.006%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.9088
越小混合越稳定
VEC
4.120
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-3.360
kJ/mol 且负值为放热混合
熵归一化
0.7560
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-1211913
参考引用

The crystal structure and related material properties of K3Mn5(Si2O5)6 were obtained from the Materials Project database (MP-ID: mp-1211913, 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_K3Mn5(Si2O5)6
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.63101743
_cell_length_b   10.63101743
_cell_length_c   14.49608300
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   119.99999646
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K3Mn5(Si2O5)6
_chemical_formula_sum   'K6 Mn10 Si24 O60'
_cell_volume   1418.83199933
_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
  K  K0  1  0.33333300  0.66666700  0.50000000  1.0
  K  K1  1  0.66666700  0.33333300  0.50000000  1.0
  K  K2  1  0.66666700  0.33333300  0.00000000  1.0
  K  K3  1  0.33333300  0.66666700  0.00000000  1.0
  K  K4  1  0.00000000  0.00000000  0.75000000  1.0
  K  K5  1  0.00000000  0.00000000  0.25000000  1.0
  Mn  Mn6  1  0.50000000  0.00000000  0.75000000  1.0
  Mn  Mn7  1  0.50000000  0.00000000  0.25000000  1.0
  Mn  Mn8  1  0.00000000  0.50000000  0.75000000  1.0
  Mn  Mn9  1  0.00000000  0.50000000  0.25000000  1.0
  Mn  Mn10  1  0.50000000  0.50000000  0.75000000  1.0
  Mn  Mn11  1  0.50000000  0.50000000  0.25000000  1.0
  Mn  Mn12  1  0.33333300  0.66666700  0.75000000  1.0
  Mn  Mn13  1  0.66666700  0.33333300  0.25000000  1.0
  Mn  Mn14  1  0.66666700  0.33333300  0.75000000  1.0
  Mn  Mn15  1  0.33333300  0.66666700  0.25000000  1.0
  Si  Si16  1  0.10998200  0.33844300  0.61195800  1.0
  Si  Si17  1  0.89001800  0.66155700  0.38804200  1.0
  Si  Si18  1  0.66155700  0.77153800  0.61195800  1.0
  Si  Si19  1  0.89001800  0.66155700  0.61195800  1.0
  Si  Si20  1  0.33844300  0.10998200  0.88804200  1.0
  Si  Si21  1  0.33844300  0.22846200  0.38804200  1.0
  Si  Si22  1  0.10998200  0.33844300  0.38804200  1.0
  Si  Si23  1  0.66155700  0.89001800  0.11195800  1.0
  Si  Si24  1  0.22846200  0.89001800  0.61195800  1.0
  Si  Si25  1  0.33844300  0.22846200  0.61195800  1.0
  Si  Si26  1  0.77153800  0.66155700  0.88804200  1.0
  Si  Si27  1  0.77153800  0.10998200  0.38804200  1.0
  Si  Si28  1  0.66155700  0.77153800  0.38804200  1.0
  Si  Si29  1  0.22846200  0.33844300  0.11195800  1.0
  Si  Si30  1  0.66155700  0.89001800  0.88804200  1.0
  Si  Si31  1  0.33844300  0.10998200  0.11195800  1.0
  Si  Si32  1  0.77153800  0.10998200  0.61195800  1.0
  Si  Si33  1  0.22846200  0.33844300  0.88804200  1.0
  Si  Si34  1  0.22846200  0.89001800  0.38804200  1.0
  Si  Si35  1  0.77153800  0.66155700  0.11195800  1.0
  Si  Si36  1  0.89001800  0.22846200  0.88804200  1.0
  Si  Si37  1  0.10998200  0.77153800  0.11195800  1.0
  Si  Si38  1  0.10998200  0.77153800  0.88804200  1.0
  Si  Si39  1  0.89001800  0.22846200  0.11195800  1.0
  O  O40  1  0.12158400  0.36513800  0.50000000  1.0
  O  O41  1  0.87841600  0.63486200  0.50000000  1.0
  O  O42  1  0.63486200  0.75644600  0.50000000  1.0
  O  O43  1  0.36513800  0.12158400  0.00000000  1.0
  O  O44  1  0.36513800  0.24355400  0.50000000  1.0
  O  O45  1  0.63486200  0.87841600  0.00000000  1.0
  O  O46  1  0.24355400  0.87841600  0.50000000  1.0
  O  O47  1  0.75644600  0.63486200  0.00000000  1.0
  O  O48  1  0.75644600  0.12158400  0.50000000  1.0
  O  O49  1  0.24355400  0.36513800  0.00000000  1.0
  O  O50  1  0.87841600  0.24355400  0.00000000  1.0
  O  O51  1  0.12158400  0.75644600  0.00000000  1.0
  O  O52  1  0.26954200  0.05636400  0.64001400  1.0
  O  O53  1  0.73045800  0.94363600  0.35998600  1.0
  O  O54  1  0.94363600  0.21317800  0.64001400  1.0
  O  O55  1  0.73045800  0.94363600  0.64001400  1.0
  O  O56  1  0.05636400  0.26954200  0.85998600  1.0
  O  O57  1  0.05636400  0.78682200  0.35998600  1.0
  O  O58  1  0.26954200  0.05636400  0.35998600  1.0
  O  O59  1  0.94363600  0.73045800  0.14001400  1.0
  O  O60  1  0.78682200  0.73045800  0.64001400  1.0
  O  O61  1  0.05636400  0.78682200  0.64001400  1.0
  O  O62  1  0.21317800  0.94363600  0.85998600  1.0
  O  O63  1  0.21317800  0.26954200  0.35998600  1.0
  O  O64  1  0.94363600  0.21317800  0.35998600  1.0
  O  O65  1  0.78682200  0.05636400  0.14001400  1.0
  O  O66  1  0.94363600  0.73045800  0.85998600  1.0
  O  O67  1  0.05636400  0.26954200  0.14001400  1.0
  O  O68  1  0.21317800  0.26954200  0.64001400  1.0
  O  O69  1  0.78682200  0.05636400  0.85998600  1.0
  O  O70  1  0.78682200  0.73045800  0.35998600  1.0
  O  O71  1  0.21317800  0.94363600  0.14001400  1.0
  O  O72  1  0.73045800  0.78682200  0.85998600  1.0
  O  O73  1  0.26954200  0.21317800  0.14001400  1.0
  O  O74  1  0.26954200  0.21317800  0.85998600  1.0
  O  O75  1  0.73045800  0.78682200  0.14001400  1.0
  O  O76  1  0.15562800  0.48918700  0.66459900  1.0
  O  O77  1  0.84437200  0.51081300  0.33540100  1.0
  O  O78  1  0.51081300  0.66644100  0.66459900  1.0
  O  O79  1  0.84437200  0.51081300  0.66459900  1.0
  O  O80  1  0.48918700  0.15562800  0.83540100  1.0
  O  O81  1  0.48918700  0.33355900  0.33540100  1.0
  O  O82  1  0.15562800  0.48918700  0.33540100  1.0
  O  O83  1  0.51081300  0.84437200  0.16459900  1.0
  O  O84  1  0.33355900  0.84437200  0.66459900  1.0
  O  O85  1  0.48918700  0.33355900  0.66459900  1.0
  O  O86  1  0.66644100  0.51081300  0.83540100  1.0
  O  O87  1  0.66644100  0.15562800  0.33540100  1.0
  O  O88  1  0.51081300  0.66644100  0.33540100  1.0
  O  O89  1  0.33355900  0.48918700  0.16459900  1.0
  O  O90  1  0.51081300  0.84437200  0.83540100  1.0
  O  O91  1  0.48918700  0.15562800  0.16459900  1.0
  O  O92  1  0.66644100  0.15562800  0.66459900  1.0
  O  O93  1  0.33355900  0.48918700  0.83540100  1.0
  O  O94  1  0.33355900  0.84437200  0.33540100  1.0
  O  O95  1  0.66644100  0.51081300  0.16459900  1.0
  O  O96  1  0.84437200  0.33355900  0.83540100  1.0
  O  O97  1  0.15562800  0.66644100  0.16459900  1.0
  O  O98  1  0.15562800  0.66644100  0.83540100  1.0
  O  O99  1  0.84437200  0.33355900  0.16459900  1.0
获取直接链接