基础信息
化学式
Mn2CuO4
MP-ID
mp-698748
元素数
3
位点数
84
密度
5.0178
g/cm³
体积
942.83
ų
晶胞参数 a
6.1341
Å
晶胞参数 b
6.1341
Å
晶胞参数 c
29.5196
Å
α 角
87.44
°
β 角
87.44
°
γ 角
58.21
°
空间群
Cm
点群
m
晶体系统
Monoclinic
Bravais 格子
mC
稳定性
No
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 |
|---|---|---|---|
| 17.91 | 4.9528 | 29.9 | (1,0,-1,2) |
| 17.92 | 4.9507 | 19.7 | (1,1,-2,-2) |
| 18.05 | 4.9135 | 22.4 | (0,0,0,6) |
| 20.00 | 4.4402 | 5.1 | (1,1,-2,4) |
| 29.16 | 3.0626 | 43.4 | (2,1,-3,0) |
| 29.33 | 3.0449 | 49.2 | (1,0,-1,8) |
| 29.95 | 2.9835 | 31.2 | (1,-1,0,0) |
| 30.14 | 2.9654 | 15.3 | (1,1,-2,-8) |
| 33.73 | 2.6573 | 43.9 | (2,2,-4,2) |
| 33.80 | 2.6518 | 100.0 | (2,1,-3,6) |
| 33.96 | 2.6400 | 38.6 | (1,1,-2,10) |
| 35.12 | 2.5553 | 74.6 | (2,0,-2,-2) |
| 35.19 | 2.5502 | 66.8 | (1,-1,0,6) |
| 35.20 | 2.5494 | 88.2 | (2,1,-3,-6) |
| 35.35 | 2.5391 | 90.9 | (1,0,-1,-10) |
| 36.28 | 2.4764 | 35.3 | (2,0,-2,4) |
| 36.29 | 2.4754 | 10.3 | (2,2,-4,-4) |
| 36.58 | 2.4568 | 9.7 | (0,0,0,12) |
| 40.64 | 2.2201 | 41.5 | (2,2,-4,8) |
| 43.01 | 2.1032 | 69.8 | (2,0,-2,-8) |
| 45.73 | 1.9839 | 4.9 | (3,2,-5,-2) |
| 46.09 | 1.9695 | 4.3 | (1,0,-1,14) |
| 46.12 | 1.9681 | 1.2 | (3,2,-5,4) |
| 46.35 | 1.9587 | 1.9 | (2,1,-3,12) |
能量属性
形成能/原子
-1.64141
eV/atom
能量/原子
-7.67214
eV/atom
凸包距离
0.0665
eV/atom
未修正能量
-6.8030
eV/atom
体积/原子
11.22
ų
c/a 比
4.8124
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
88.0061
μB
磁有序
FiM
磁性位点数
50
磁化强度/体积
0.093340
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 · 0.571
元素家族
Metalloid-Nonmetal
溶质分数
0.429
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
0.9557
高熵判据(>1.0 视为高熵)
混合熵 ΔS
7.9457
J/mol·K
Ω 参数
8.0218
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
37.502%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.8842
越小混合越稳定
VEC
5.857
价电子浓度,影响相稳定性
混合焓 ΔH_mix
0.653
kJ/mol 且负值为放热混合
熵归一化
0.8699
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-698748
参考引用
The crystal structure and related material properties of Mn2CuO4 were obtained from the Materials Project database (MP-ID: mp-698748, 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_Mn2CuO4
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 6.13410916
_cell_length_b 6.13410916
_cell_length_c 29.51957321
_cell_angle_alpha 87.44129941
_cell_angle_beta 87.44129941
_cell_angle_gamma 58.20523142
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mn2CuO4
_chemical_formula_sum 'Mn24 Cu12 O48'
_cell_volume 942.83162401
_cell_formula_units_Z 12
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
Mn Mn0 1 0.00450100 0.00450100 0.00050500 1.0
Mn Mn1 1 0.83238400 0.33515900 0.89570300 1.0
Mn Mn2 1 0.33515900 0.83238400 0.89570300 1.0
Mn Mn3 1 0.66642200 0.66642200 0.97829600 1.0
Mn Mn4 1 0.16851600 0.66796500 0.72960200 1.0
Mn Mn5 1 0.00120200 0.00120200 0.81206900 1.0
Mn Mn6 1 0.99037000 0.99037000 0.62231400 1.0
Mn Mn7 1 0.33909400 0.33909400 0.83478200 1.0
Mn Mn8 1 0.66796500 0.16851600 0.72960200 1.0
Mn Mn9 1 0.49972900 0.99997200 0.56268000 1.0
Mn Mn10 1 0.67722200 0.67722200 0.66996900 1.0
Mn Mn11 1 0.99997200 0.49972900 0.56268000 1.0
Mn Mn12 1 0.32388800 0.32388800 0.45542200 1.0
Mn Mn13 1 0.83332400 0.33333200 0.39584500 1.0
Mn Mn14 1 0.65725600 0.65725600 0.28868200 1.0
Mn Mn15 1 0.33333200 0.83332400 0.39584500 1.0
Mn Mn16 1 0.00937400 0.00937400 0.50303700 1.0
Mn Mn17 1 0.16705000 0.66627300 0.22927200 1.0
Mn Mn18 1 0.34277500 0.34277500 0.33637900 1.0
Mn Mn19 1 0.66627300 0.16705000 0.22927200 1.0
Mn Mn20 1 0.98852200 0.98852200 0.12307900 1.0
Mn Mn21 1 0.49644200 0.99966200 0.06209900 1.0
Mn Mn22 1 0.67609600 0.67609600 0.16911800 1.0
Mn Mn23 1 0.99966200 0.49644200 0.06209900 1.0
Cu Cu24 1 0.32873600 0.32873600 0.95800800 1.0
Cu Cu25 1 0.66276900 0.66276900 0.79099300 1.0
Cu Cu26 1 0.83419600 0.83419600 0.89578800 1.0
Cu Cu27 1 0.16762000 0.16762000 0.72907600 1.0
Cu Cu28 1 0.33424200 0.33424200 0.64635000 1.0
Cu Cu29 1 0.49989200 0.49989200 0.56257900 1.0
Cu Cu30 1 0.66673200 0.66673200 0.47922100 1.0
Cu Cu31 1 0.83337000 0.83337000 0.39584300 1.0
Cu Cu32 1 0.00004900 0.00004900 0.31250400 1.0
Cu Cu33 1 0.16700200 0.16700200 0.22920100 1.0
Cu Cu34 1 0.33304600 0.33304600 0.14549800 1.0
Cu Cu35 1 0.49970100 0.49970100 0.06272900 1.0
O O36 1 0.50900200 0.50900200 0.93570600 1.0
O O37 1 0.65588400 0.65588400 0.85901300 1.0
O O38 1 0.96279800 0.50229800 0.93476300 1.0
O O39 1 0.84459200 0.84459200 0.76885200 1.0
O O40 1 0.16340400 0.70681200 0.85644400 1.0
O O41 1 0.50229800 0.96279800 0.93476300 1.0
O O42 1 0.01112600 0.01112600 0.93172100 1.0
O O43 1 0.70681200 0.16340400 0.85644400 1.0
O O44 1 0.98663500 0.98663500 0.69143300 1.0
O O45 1 0.29440100 0.83907900 0.76817300 1.0
O O46 1 0.83907900 0.29440100 0.76817300 1.0
O O47 1 0.15596300 0.15596300 0.85622300 1.0
O O48 1 0.17067600 0.17067600 0.59821600 1.0
O O49 1 0.49814700 0.04021800 0.69247700 1.0
O O50 1 0.04021800 0.49814700 0.69247700 1.0
O O51 1 0.34773300 0.34773300 0.76629800 1.0
O O52 1 0.31738000 0.31738000 0.52408800 1.0
O O53 1 0.62492000 0.17300800 0.59985600 1.0
O O54 1 0.50432100 0.50432100 0.43157900 1.0
O O55 1 0.17300800 0.62492000 0.59985600 1.0
O O56 1 0.49872700 0.49872700 0.69414600 1.0
O O57 1 0.82697700 0.37467700 0.52546200 1.0
O O58 1 0.37467700 0.82697700 0.52546200 1.0
O O59 1 0.65062500 0.65062500 0.35736000 1.0
O O60 1 0.68243800 0.68243800 0.60120500 1.0
O O61 1 0.95874300 0.50635600 0.43297100 1.0
O O62 1 0.50635600 0.95874300 0.43297100 1.0
O O63 1 0.82896200 0.82896200 0.52700600 1.0
O O64 1 0.83756900 0.83756900 0.26488600 1.0
O O65 1 0.16033700 0.70797400 0.35871300 1.0
O O66 1 0.70797400 0.16033700 0.35871300 1.0
O O67 1 0.01603900 0.01603900 0.43434200 1.0
O O68 1 0.98502600 0.98502600 0.19118000 1.0
O O69 1 0.29217400 0.83962400 0.26639500 1.0
O O70 1 0.83962400 0.29217400 0.26639500 1.0
O O71 1 0.16230900 0.16230900 0.36010100 1.0
O O72 1 0.49420700 0.04153400 0.19180800 1.0
O O73 1 0.16561200 0.16561200 0.09769800 1.0
O O74 1 0.34863300 0.34863300 0.26771900 1.0
O O75 1 0.04153400 0.49420700 0.19180800 1.0
O O76 1 0.31917900 0.31917900 0.02530000 1.0
O O77 1 0.62805000 0.16815100 0.09931500 1.0
O O78 1 0.16815100 0.62805000 0.09931500 1.0
O O79 1 0.49605800 0.49605800 0.19367100 1.0
O O80 1 0.82512600 0.37382300 0.02272500 1.0
O O81 1 0.67920700 0.67920700 0.09995500 1.0
O O82 1 0.37382300 0.82512600 0.02272500 1.0
O O83 1 0.81957700 0.81957700 0.02225500 1.0
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