导航

HEAS Data Platform · 材料科学计算数据库

MP-ID: mp-1204826 · 空间群: Pnma (#62)

基础信息

化学式
Hf3(CrGa2)2
MP-ID
mp-1204826
元素数
3
位点数
72
密度
10.2606
g/cm³
体积
1,188.98
ų
晶胞参数 a
5.2585
Å
晶胞参数 b
13.5319
Å
晶胞参数 c
16.7092
Å
α 角
90.00
°
β 角
90.00
°
γ 角
90.00
°
空间群
Pnma
点群
mmm
晶体系统
Orthorhombic
Bravais 格子
oP
稳定性
No
堆积分数
-

能量属性

形成能/原子
-0.40437
eV/atom
能量/原子
-23.89015
eV/atom
凸包距离
0.0366
eV/atom
未修正能量
-7.1612
eV/atom
体积/原子
16.51
ų
c/a 比
3.1776

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
0.0058
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.000000
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
Ga · 0.444
元素家族
PostTransition-Noble
溶质分数
0.556
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
1.0609
高熵判据(>1.0 视为高熵)
混合熵 ΔS
8.8200
J/mol·K
Ω 参数
1.1672
Ω > 1.1 利于固溶体形成
原子尺寸错配 δr
8.981%
δr < 6.6% 利于单相固溶
电负性差 Δχ
0.2244
越小混合越稳定
VEC
4.000
价电子浓度,影响相稳定性
混合焓 ΔH_mix
-10.990
kJ/mol 且负值为放热混合
熵归一化
0.9656
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-1204826
参考引用

The crystal structure and related material properties of Hf3(CrGa2)2 were obtained from the Materials Project database (MP-ID: mp-1204826, 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_Hf3(CrGa2)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.25848800
_cell_length_b   13.53194200
_cell_length_c   16.70917900
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Hf3(CrGa2)2
_chemical_formula_sum   'Hf24 Cr16 Ga32'
_cell_volume   1188.98431741
_cell_formula_units_Z   8
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
  Hf  Hf0  1  0.25000000  0.35682000  0.46227900  1.0
  Hf  Hf1  1  0.25000000  0.14318000  0.96227900  1.0
  Hf  Hf2  1  0.75000000  0.64318000  0.53772100  1.0
  Hf  Hf3  1  0.75000000  0.85682000  0.03772100  1.0
  Hf  Hf4  1  0.25000000  0.96873100  0.43506200  1.0
  Hf  Hf5  1  0.25000000  0.53126900  0.93506200  1.0
  Hf  Hf6  1  0.75000000  0.03126900  0.56493800  1.0
  Hf  Hf7  1  0.75000000  0.46873100  0.06493800  1.0
  Hf  Hf8  1  0.25000000  0.73346700  0.44214400  1.0
  Hf  Hf9  1  0.25000000  0.76653300  0.94214400  1.0
  Hf  Hf10  1  0.75000000  0.26653300  0.55785600  1.0
  Hf  Hf11  1  0.75000000  0.23346700  0.05785600  1.0
  Hf  Hf12  1  0.25000000  0.97536000  0.67348300  1.0
  Hf  Hf13  1  0.25000000  0.52464000  0.17348300  1.0
  Hf  Hf14  1  0.75000000  0.02464000  0.32651700  1.0
  Hf  Hf15  1  0.75000000  0.47536000  0.82651700  1.0
  Hf  Hf16  1  0.25000000  0.81974900  0.15387800  1.0
  Hf  Hf17  1  0.25000000  0.68025100  0.65387800  1.0
  Hf  Hf18  1  0.75000000  0.18025100  0.84612200  1.0
  Hf  Hf19  1  0.75000000  0.31974900  0.34612200  1.0
  Hf  Hf20  1  0.25000000  0.18727900  0.28601300  1.0
  Hf  Hf21  1  0.25000000  0.31272100  0.78601300  1.0
  Hf  Hf22  1  0.75000000  0.81272100  0.71398700  1.0
  Hf  Hf23  1  0.75000000  0.68727900  0.21398700  1.0
  Cr  Cr24  1  0.01510100  0.96091600  0.87258900  1.0
  Cr  Cr25  1  0.48489900  0.53908400  0.37258900  1.0
  Cr  Cr26  1  0.51510100  0.03908400  0.12741100  1.0
  Cr  Cr27  1  0.98489900  0.46091600  0.62741100  1.0
  Cr  Cr28  1  0.98489900  0.03908400  0.12741100  1.0
  Cr  Cr29  1  0.51510100  0.46091600  0.62741100  1.0
  Cr  Cr30  1  0.48489900  0.96091600  0.87258900  1.0
  Cr  Cr31  1  0.01510100  0.53908400  0.37258900  1.0
  Cr  Cr32  1  0.02406700  0.83593900  0.31494900  1.0
  Cr  Cr33  1  0.47593300  0.66406100  0.81494900  1.0
  Cr  Cr34  1  0.52406700  0.16406100  0.68505100  1.0
  Cr  Cr35  1  0.97593300  0.33593900  0.18505100  1.0
  Cr  Cr36  1  0.97593300  0.16406100  0.68505100  1.0
  Cr  Cr37  1  0.52406700  0.33593900  0.18505100  1.0
  Cr  Cr38  1  0.47593300  0.83593900  0.31494900  1.0
  Cr  Cr39  1  0.02406700  0.66406100  0.81494900  1.0
  Ga  Ga40  1  0.25000000  0.12593100  0.56058000  1.0
  Ga  Ga41  1  0.25000000  0.37406900  0.06058000  1.0
  Ga  Ga42  1  0.75000000  0.87406900  0.43942000  1.0
  Ga  Ga43  1  0.75000000  0.62593100  0.93942000  1.0
  Ga  Ga44  1  0.25000000  0.94856300  0.01688200  1.0
  Ga  Ga45  1  0.25000000  0.55143700  0.51688200  1.0
  Ga  Ga46  1  0.75000000  0.05143700  0.98311800  1.0
  Ga  Ga47  1  0.75000000  0.44856300  0.48311800  1.0
  Ga  Ga48  1  0.25000000  0.10619800  0.80272500  1.0
  Ga  Ga49  1  0.25000000  0.39380200  0.30272500  1.0
  Ga  Ga50  1  0.75000000  0.89380200  0.19727500  1.0
  Ga  Ga51  1  0.75000000  0.60619800  0.69727500  1.0
  Ga  Ga52  1  0.25000000  0.19590400  0.12217700  1.0
  Ga  Ga53  1  0.25000000  0.30409600  0.62217700  1.0
  Ga  Ga54  1  0.75000000  0.80409600  0.87782300  1.0
  Ga  Ga55  1  0.75000000  0.69590400  0.37782300  1.0
  Ga  Ga56  1  0.25000000  0.82652800  0.78401800  1.0
  Ga  Ga57  1  0.25000000  0.67347200  0.28401800  1.0
  Ga  Ga58  1  0.75000000  0.17347200  0.21598200  1.0
  Ga  Ga59  1  0.75000000  0.32652800  0.71598200  1.0
  Ga  Ga60  1  0.25000000  0.98645300  0.25626000  1.0
  Ga  Ga61  1  0.25000000  0.51354700  0.75626000  1.0
  Ga  Ga62  1  0.75000000  0.01354700  0.74374000  1.0
  Ga  Ga63  1  0.75000000  0.48645300  0.24374000  1.0
  Ga  Ga64  1  0.99437700  0.16033700  0.43098900  1.0
  Ga  Ga65  1  0.50562300  0.33966300  0.93098900  1.0
  Ga  Ga66  1  0.49437700  0.83966300  0.56901100  1.0
  Ga  Ga67  1  0.00562300  0.66033700  0.06901100  1.0
  Ga  Ga68  1  0.00562300  0.83966300  0.56901100  1.0
  Ga  Ga69  1  0.49437700  0.66033700  0.06901100  1.0
  Ga  Ga70  1  0.50562300  0.16033700  0.43098900  1.0
  Ga  Ga71  1  0.99437700  0.33966300  0.93098900  1.0
获取直接链接