磁导率

根据Hikami，Larkin和Nagaoka给出的扩散近似下的磁导率随磁场变化关系式，拟合实验结果得到电子自旋-轨道散射时间以及非弹性散射时间。

According to the theory given by Hikami , Larkin and Nagaoka that relation of magnetic conductivity with the varying of magnetic field under diffusion approximation , we fitting results of experiments and get spin-orbit scattering time and inelastic scattering times .

介质界面处的磁导率与磁场的新认识

The New Recognizing of Magnetic Conductivity and Magnetic Field on Boundary

要进一步提高单一铁氧体材料的磁导率μr很难。

It is hard to improve the permeability of the strontium ferrite further .

Ni粉/Ni-Zn铁氧体复合材料复合磁导率的研究

Study of permeability of composite consisting of nickel powder and Ni Zn ferrite

含氧高磁导率Ni基合金透射电镜研究

TEM research of high permeability oxygen containing Ni-base alloy

用复合掺杂的方法制备了高性能的高磁导率MnZn铁氧体材料。

High initial permeability Mn-Zn ferrite was prepared by composite doping method .

Fe颗粒的存在可以解释定向生长的碳纳米管所具有的较高的磁导率。

The existence of Fe particles may explain the higher permeability of directionally grown CNTs .

高磁导率下FexCo（1-x）金属基复合材料的制备

Fabrication of Fe_xCo_ ( 1-x ) metal matrix composites with high permeability

样品的介电常数和磁导率随着Fe含量增加而降低。

Both complex permittivity and complex permeability of the samples decrease with the increase of Ni content .

GHz高磁导率铁磁薄膜研究进展

Development of ferromagnetic thin films with high permeability at GHz frequency

非晶Fe（82）Si5B（13）合金的磁导率驰豫

Magnetic permeability relaxation in amorphous fe_ ( 82 ) si_5b_ ( 13 ) alloy

采用波导法测量了点缺陷和线缺陷对二维负磁导率材料X波段（8&12GHz）微波透射行为的影响。

We use a rectangular waveguide system to measure the X_band transmission in 2D negative permeability materials with different dot and line defects .

随着Fe含量增加，复介电常数和介电损耗正切值明显减小，但是复磁导率和磁损耗正切大幅增大。

With doping Fe , the permittivity and its loss tangent clearly decrease , but the permeability and its loss tangent increase evidently .

利用坐标变换后的磁导率，求解Maxwell的磁矢量势方程。

Solving magnetization vector of the Maxwell equation .

双相FeNd纳米晶的微波磁导率调控及其吸波特性研究

Microwave Permeability Controlling and Absorbency of the FeNd Nanocrystalline Composite

在热处理过程中，Fe结合PAN大分子链上的活性N、O元素生成磁性化合物，提高碳基体的磁导率。

During the heat treatment , Fe combined with active N and O to produce magnetic compounds , which would improve the complex permeability of carbon matrix .

主要介绍了微波（GHz）频率下，高磁导率铁磁性薄膜近年来的最新研究进展。

Recent research progress in ferromagnetic films with high permeability at microwave frequency was summarized in this paper .

掺入Co2+主要影响材料的磁导率，使μ〃rf的第二峰随着Co2+离子增加向低频移动。

But doped Co 2 + mainly affects permeability and the second peak of μ″ r moves to low frequency with Co 2 + content increase .

同时，等温退火处理对各样品相对起始磁导率的影响比改变Cr元素含量x要大得多。

At the same time , the effect of isothermal annealed treatment on the relative initial permeability is much greater than the effect of various contents of Cr element .

高磁导率Mn-Zn铁氧体的配方和烧结工艺的研究

Study on the Formula and Sintering of High Permeability Mn-Zn Ferrite

简述了用δM（H）曲线和不可逆磁导率的变化研究晶粒交换耦合相互作用及反磁化过程的方法。

The technique for investigating the intergranular exchange ? coupling interaction by using δ M ( H ) plot and the demagnetization process by studying the variation of irreversible susceptibility are reviewed .

测试了试样的镀层成分、初始磁导率、电导率、X射线衍射、镀层与基体结合强度以及低频磁屏蔽效能。

Some experiments , for example composition , electric conductance , permeability , X-ray diffraction , the binding strength and the magnetic shielding efficiency at low frequency have been carried through .

Mn-Zn铁氧体材料磁导率直流叠加特性研究

Study on DC Superposition Characteristic of Permeability of Mn-Zn Ferrites

测试不同烧结温度下的样品的磁谱表明，随着烧结温度的上升，复数磁导率μ的实部μ′上升，但共振频率fr和截止频率fc均下降。

The complex permeability under different sintering temperature was measured , the real patr of complex permeability increased , but resonance frequency fr and cut-off frequency fc went down while sintering temperature rose .

α－Fe（Si）相和残余非晶相结构对合金的起始磁导率均有影响。

Both α - Fe ( Si ) phase and the residual amorphous phase may affect the initial permeability of nanocrystalline Fe_ ( 73.5 ) Cu_1Mo_3Si_ ( 13.5 ) B_9 alloy .

本文考虑到磁导率的非线性，结合μ～H曲线，给出了估算磁导率的方法，从而能较符合实际的计算磁屏蔽效果。

This paper , considering the nonlinearity of magnetic permeability and the μ~ H curve , presents a method to evaluate the permeability and so makes it possible to calculate the real magnetic shielding effectiveness .

快淬速率对Fe（84）Nb（3.5）Zr（3.5）B8Cu1淬态薄带的厚度、磁阻抗谱和磁导率的影响

The Influence of Quenching Speed on the Ribbon Thickness , Magneto-impedance Spectra and Permeability for Fe_ ( 84 ) Nb_ ( 3.5 ) Zr_ ( 3.5 ) B_8Cu_1 as Cast Ribbons

此外，由于其在微波频段C波段和Ku波段可以保持高的复磁导率实部和虚部，可以用作微波吸收材料。

In addition , it can be used as microwave absorbing material because of it can keep high real and imaginary parts of complex permeability in C-band and Ku-band of microwave .

本文研究了Ni粉／Ni－Zn铁氧体的导电导磁复合材料在1～1000MHz频率范围内的磁导率复合特性。

The composite permeability in the range 1 ~ 1000MHz of the conductive and magnetic composite consisting of nickel powder and Ni Zn ferrite was studied .

该磁粉芯与磁导率相等的韩国MPP磁粉芯产品相比，其综合性能更优越。

The complex properties of this powder core are superior to that of the MPP product with the same permeability .