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Li3Cr2(GeO4)3

高熵材料 HEA

MP-ID: mp-1012879 · 空间群: Ia-3d (#230)

基础信息

化学式
Li3Cr2(GeO4)3
MP-ID
mp-1012879
元素数
4
位点数
80
密度
4.0578
g/cm³
体积
875.30
ų
晶胞参数 a
10.4374
Å
晶胞参数 b
10.4374
Å
晶胞参数 c
10.4374
Å
α 角
109.47
°
β 角
109.47
°
γ 角
109.47
°
空间群
Ia-3d
点群
m-3m
晶体系统
Cubic
Bravais 格子
cI
稳定性
No
堆积分数
0.6802

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
18.03 4.9202 100.0 (1,1,0)
20.85 4.2611 14.5 (2,0,0)
27.69 3.2211 79.2 (2,1,0)
29.65 3.0130 53.4 (2,2,-2)
33.24 2.6949 87.6 (3,1,-1)
34.92 2.5695 56.3 (2,1,1)
36.52 2.4601 51.2 (2,2,0)
38.07 2.3636 9.3 (3,1,0)
41.02 2.2004 4.6 (3,2,-1)
46.45 1.9551 4.7 (3,2,0)
47.73 1.9056 5.5 (4,2,-2)
51.42 1.7770 18.0 (4,2,-1)
52.61 1.7396 9.9 (2,2,2)
54.94 1.6713 34.5 (5,1,-1)
56.08 1.6401 15.9 (3,3,0)
57.20 1.6105 63.9 (4,2,0)
60.49 1.5306 17.9 (4,3,-1)
61.56 1.5065 16.1 (4,4,-4)
64.71 1.4405 10.0 (4,2,1)
65.74 1.4204 1.1 (4,4,-2)
68.79 1.3646 8.1 (5,2,0)
69.80 1.3475 15.8 (6,2,-2)
71.78 1.3150 17.2 (5,3,-1)
72.77 1.2996 13.8 (3,3,2)
获取直接链接

能量属性

形成能/原子
-2.02933
eV/atom
能量/原子
-6.94321
eV/atom
凸包距离
0.1545
eV/atom
未修正能量
-6.3311
eV/atom
体积/原子
10.94
ų
c/a 比
1.0000

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
12.0000
μB
磁有序
FM
磁性位点数
8
磁化强度/体积
0.013710
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
0.000
综合指标雷达(归一化)
元素类别占比
混合熵 ΔS/R
1.1059
高熵判据(>1.0 视为高熵)
混合熵 ΔS
9.1944
J/mol·K
Ω 参数
0.7578
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
42.068%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.9754
越小混合越稳定
VEC
3.750
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-6.075
kJ/mol 且负值为放热混合
熵归一化
0.7977
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-1012879
参考引用

The crystal structure and related material properties of Li3Cr2(GeO4)3 were obtained from the Materials Project database (MP-ID: mp-1012879, 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_Li3Cr2(GeO4)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.43739879
_cell_length_b   10.43739879
_cell_length_c   10.43739879
_cell_angle_alpha   109.47122063
_cell_angle_beta   109.47122063
_cell_angle_gamma   109.47122063
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Li3Cr2(GeO4)3
_chemical_formula_sum   'Li12 Cr8 Ge12 O48'
_cell_volume   875.29599372
_cell_formula_units_Z   4
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
  Li  Li0  1  0.75000000  0.62500000  0.87500000  1.0
  Li  Li1  1  0.25000000  0.87500000  0.62500000  1.0
  Li  Li2  1  0.62500000  0.25000000  0.87500000  1.0
  Li  Li3  1  0.87500000  0.75000000  0.62500000  1.0
  Li  Li4  1  0.87500000  0.62500000  0.25000000  1.0
  Li  Li5  1  0.62500000  0.87500000  0.75000000  1.0
  Li  Li6  1  0.25000000  0.37500000  0.12500000  1.0
  Li  Li7  1  0.75000000  0.12500000  0.37500000  1.0
  Li  Li8  1  0.37500000  0.75000000  0.12500000  1.0
  Li  Li9  1  0.12500000  0.25000000  0.37500000  1.0
  Li  Li10  1  0.12500000  0.37500000  0.75000000  1.0
  Li  Li11  1  0.37500000  0.12500000  0.25000000  1.0
  Cr  Cr12  1  0.50000000  0.00000000  0.50000000  1.0
  Cr  Cr13  1  0.00000000  0.50000000  0.00000000  1.0
  Cr  Cr14  1  0.50000000  0.50000000  0.50000000  1.0
  Cr  Cr15  1  0.00000000  0.00000000  0.50000000  1.0
  Cr  Cr16  1  0.00000000  0.00000000  0.00000000  1.0
  Cr  Cr17  1  0.00000000  0.50000000  0.50000000  1.0
  Cr  Cr18  1  0.50000000  0.50000000  0.00000000  1.0
  Cr  Cr19  1  0.50000000  0.00000000  0.00000000  1.0
  Ge  Ge20  1  0.37500000  0.62500000  0.75000000  1.0
  Ge  Ge21  1  0.62500000  0.37500000  0.25000000  1.0
  Ge  Ge22  1  0.62500000  0.75000000  0.37500000  1.0
  Ge  Ge23  1  0.25000000  0.12500000  0.87500000  1.0
  Ge  Ge24  1  0.87500000  0.25000000  0.12500000  1.0
  Ge  Ge25  1  0.75000000  0.37500000  0.62500000  1.0
  Ge  Ge26  1  0.25000000  0.62500000  0.37500000  1.0
  Ge  Ge27  1  0.75000000  0.87500000  0.12500000  1.0
  Ge  Ge28  1  0.12500000  0.75000000  0.87500000  1.0
  Ge  Ge29  1  0.37500000  0.25000000  0.62500000  1.0
  Ge  Ge30  1  0.87500000  0.12500000  0.75000000  1.0
  Ge  Ge31  1  0.12500000  0.87500000  0.25000000  1.0
  O  O32  1  0.51893200  0.40191900  0.82033500  1.0
  O  O33  1  0.82033500  0.51893200  0.40191900  1.0
  O  O34  1  0.80140200  0.88298700  0.98106800  1.0
  O  O35  1  0.41841500  0.09808100  0.61701300  1.0
  O  O36  1  0.88298700  0.40191900  0.08158500  1.0
  O  O37  1  0.67966500  0.08158500  0.69859800  1.0
  O  O38  1  0.82033500  0.80140200  0.41841500  1.0
  O  O39  1  0.40191900  0.82033500  0.51893200  1.0
  O  O40  1  0.61701300  0.69859800  0.51893200  1.0
  O  O41  1  0.41841500  0.82033500  0.80140200  1.0
  O  O42  1  0.40191900  0.08158500  0.88298700  1.0
  O  O43  1  0.09808100  0.98106800  0.67966500  1.0
  O  O44  1  0.98106800  0.67966500  0.09808100  1.0
  O  O45  1  0.80140200  0.41841500  0.82033500  1.0
  O  O46  1  0.51893200  0.61701300  0.69859800  1.0
  O  O47  1  0.69859800  0.51893200  0.61701300  1.0
  O  O48  1  0.08158500  0.88298700  0.40191900  1.0
  O  O49  1  0.98106800  0.80140200  0.88298700  1.0
  O  O50  1  0.08158500  0.69859800  0.67966500  1.0
  O  O51  1  0.38298700  0.30140200  0.48106800  1.0
  O  O52  1  0.61701300  0.41841500  0.09808100  1.0
  O  O53  1  0.09808100  0.61701300  0.41841500  1.0
  O  O54  1  0.69859800  0.67966500  0.08158500  1.0
  O  O55  1  0.67966500  0.09808100  0.98106800  1.0
  O  O56  1  0.48106800  0.59808100  0.17966500  1.0
  O  O57  1  0.17966500  0.48106800  0.59808100  1.0
  O  O58  1  0.19859800  0.11701300  0.01893200  1.0
  O  O59  1  0.58158500  0.90191900  0.38298700  1.0
  O  O60  1  0.11701300  0.59808100  0.91841500  1.0
  O  O61  1  0.32033500  0.91841500  0.30140200  1.0
  O  O62  1  0.17966500  0.19859800  0.58158500  1.0
  O  O63  1  0.59808100  0.17966500  0.48106800  1.0
  O  O64  1  0.32033500  0.90191900  0.01893200  1.0
  O  O65  1  0.30140200  0.32033500  0.91841500  1.0
  O  O66  1  0.90191900  0.38298700  0.58158500  1.0
  O  O67  1  0.11701300  0.01893200  0.19859800  1.0
  O  O68  1  0.38298700  0.58158500  0.90191900  1.0
  O  O69  1  0.91841500  0.30140200  0.32033500  1.0
  O  O70  1  0.01893200  0.19859800  0.11701300  1.0
  O  O71  1  0.91841500  0.11701300  0.59808100  1.0
  O  O72  1  0.30140200  0.48106800  0.38298700  1.0
  O  O73  1  0.48106800  0.38298700  0.30140200  1.0
  O  O74  1  0.19859800  0.58158500  0.17966500  1.0
  O  O75  1  0.01893200  0.32033500  0.90191900  1.0
  O  O76  1  0.90191900  0.01893200  0.32033500  1.0
  O  O77  1  0.59808100  0.91841500  0.11701300  1.0
  O  O78  1  0.58158500  0.17966500  0.19859800  1.0
  O  O79  1  0.88298700  0.98106800  0.80140200  1.0
获取直接链接