Effect of film thickness on the magnetic domain of Co_(60)Fe_(20)B_(20) films by MFM;
利用MFM研究薄膜厚度对Co_(60)Fe_(20)B_(20)薄膜磁畴结构的影响
We reported the investigation results of the magnetic domains in a Co_(50)Ni_(20)Ga_(30) shape memory alloy with applying a magnetic field by objective lens with the out-of-focus methods of Lorentz microscopy.
本文首次通过增加物镜电流对样品施加外加磁场,并利用洛伦茨显微术实时观察了在外加磁场作用下Co50Ni20Ga30合金的磁畴结构的变化。
The range of magnetic domain size is 200～500 nm,and the magnetic domain length scale is much larger than the grain size.
5B20条带,运用磁力显微镜(MFM)的方法对该合金进行分析,从所得磁力图中看到试样退火后在基体上会析出一定量的硬磁相R2M14B(M=Fe或Co,R=Nd或Dy),其磁畴尺寸范围为200～500nm,磁畴尺寸远大于晶粒尺寸,磁畴跨越许多晶粒,即出现交换作用畴结构。
Using domain model of glass-covered Co-rich amorphous wires,it can be explained by the magnetization process that the GMI becomes acutely with longer length.
利用玻璃包覆钴基非晶丝的磁畴模型,分析不同长度时玻璃包覆钴基非晶丝的磁化过程,合理解释了GMI效应随玻璃包覆钴基非晶丝长度增加而明显的现象。
Traditional domain investigation method was modified.
采用激光氮化方法 (LN方法 )对取向硅钢表面进行局域线状氮化处理 ,引入气态氮作为合金化元素 ,研究了激光工艺参数对硅钢表面氮化物形成的影响·对传统观察磁畴的方法进行了改进 ,研制了一种新型的Fe3 O4磁流体 ,这种磁流体不仅能进行适时观察磁畴结构 ,而且还实现了带膜磁畴观察·利用XPS方法及Fe3 O4磁流体磁畴观测方法对处理后的样品进行了检测及磁畴观察·结果表明 :通过控制激光工艺参数可实现取向硅钢的激光氮化 ,在取向硅钢表面生成了Fe4N和Fe3 N两种氮化物 ;氮化处理后 ,硅钢片的磁畴结构有所细化 ,从而可以改善取向硅钢的性能 ,降低取向硅钢的铁损 ;氮化样品经 6 0 0℃ ,3h保温时效退火处理后 ,磁畴结构基本保持不变 ,这说明氮化处理可以使取向硅钢的高温时效性有所改善
Laser scribing of 3wt-% Si-Fe and its changing regularity of domain structureunder laser treatment were discussed.
本文研究了3wt-%Si-Fe 铁磁材料在激光作用下磁畴结构变化的规律。
The self-magnetization and the magnetic domains are two basic properties of the ferromagnetic materials.
自发磁化和磁畴结构是铁磁性物质的两个基本特点。
The principal structural element in magnetism is the domain.
在磁学中的主要结构单元是磁畴。
DOMAIN STRUCTURE OF FERROMAGNETIC ζ-PHASE IN Mn-Al SYSTEM
锰-铝合金系中铁磁性ζ相的磁畴结构
Stability of Temperater on Vertical Bloch Lines in Domain Walls of Three Kinds of Hard Domains
3类硬磁畴畴壁中垂直布洛赫线的温度稳定性
Stability of Vertical Bloch Line Chains in Hard Magnetic Domains of Garnet Bubble Films;
石榴石磁泡膜中硬磁畴畴壁中垂直布洛赫线的稳定性
This results from the irreversible motion of domain boundaries.
这是由于磁畴边界的不可逆运动所致。
The Study of Characteristic of the Hard Domains in Garnet Bubble Films
对石榴石磁泡薄膜中硬磁畴特性的研究
Influence of cubic crystalline anisotropy on hard domain under in-plane field
立方磁晶各向异性对面内场下硬磁畴的影响
Influence of Temperature on the Equilibrium Separation Between Vertical Bloch Lines in the Walls of Hard Domains
温度对硬磁畴畴壁中垂直布洛赫线间平衡间距的影响
Secondly, the method of formation hard domains is the essential prerequisite to study the character and stability of hard bubbles.
其次，石榴石磁泡膜中硬磁畴的产生方法是研究硬磁畴性质和稳定性的基础。
The results show that the characteristics of magnetic domains vary with alloy compositions.
结果表明 ,样品磁畴形貌及磁衬强度均随磁体成分不同而变化。
The Present State and Perspective for the Phys of Magnetic Domain Walls and the Bloch Line Memory
磁畴壁物理和布洛赫线存贮器研究现状和前景
MFM is an effective method to study magnetic domains and research magnetic materials.
本文利用磁力显微镜研究纳米尺度磁畴的检测方法。
Current-induced Magnetization Dynamics for Magnetic Fields Perpendicular to the Nanopillar Structure Plane;
外加垂直于平面磁场下的电流诱导纳米柱磁畴翻转特性研究
Studying for the High Property of Sintered NdFeB Magnet on Microstructure, Magnetic Properties and Domain Structure;
高性能烧结NdFeB显微组织、磁性能和磁畴结构的研究
Magnetic Field Effects on Chemical Reduction of Ni~(2+) and Magnetic Domain Structures of Nickel
磁场下镍离子的化学还原反应与产物的磁畴结构研究
Synthesis and magnetic properties of single-domain Ba-hexaferrite by hydrothermal method
水热法合成单磁畴M型BaFe_(12)O_(19)超细粉体及其磁性能表征
In other words, each domain is spontaneously magnetized to saturation even in the absence of any external field.
换句话说，即使在没有任何外磁场的情况下，每个磁畴也自发地磁化到饱和。
Domain Layer Vibration Modes in Ferromagnetic 180 Domains
铁磁180°畴层结构中的畴层振动模