Submicron domain patterning in linbo3 doped mgo 掺镁铌酸锂晶体亚微米畴结构特性研究
Study of the formation of twodimensional magnetic domains 二维磁畴结构形成的蒙特卡洛方法研究
The growth and change of crystal ’ s domain poling process was researched 研究了晶体在极化过程中畴结构的生长和变化。
The crystalline property and domain structures of plct films prepared by sol - gel process 薄膜的结晶特性与电畴结构研究
The ferroelectrics polycrystal consists of a set of bonded crystal and each crystal comprises a set of distinct domain under mesoscale 铁电体由紧密相连的单晶组成，细观尺度上铁电体的单晶具有电畴结构。
The research work as follow : magnetic domain structure of ferromagnet is systemically analyzed basing on the theory of ferromagnet , and we analyze the microcosmic mechanism of magnetic domain structure 本文以此为研究背景，开展了以下几方面的研究工作：根据铁磁学的相关理论，系统分析了铁磁材料的磁畴结构。
Based on the energy theory of domain structure movement , for the first time this dissertation inquired into the stress - effect of the wire ropes axial mfl theoretically and experimentally 基于磁畴结构的能量理论，本文首次对钢丝绳周向漏磁密度的应力效应做了深入的理论探讨和试验研究，建立了钢丝绳力磁效应的数学模型。
In the last part of the paper , we derive the euclidean equation of motion of the magnetic vector in a theoretical magnetic film consisting of biaxial - anisotropic molecular ferromagnets , which is reduced to the 2 + 1 dimensional sine - gordon field equation in the strong anisotropy limit . we obtain various domain structures which are the static solutions of the sine - gordon field equation 最后考虑由双轴各向异性分子磁体形成的理想无界膜，在强各向异性极限下，采用半经典近似方法，将磁化矢量的时空运动方程约化为2 + 1维sine - gordon场方程，从而得到各类畴结构。
According to the minimum principle in energy , we analyze the microcosmic mechanism of magnetic domain construction and the main factor that affect the shape , size and connecting of the magnetic domain etc . from the microcosmic mechanism of ferromagnet , we analyze how stress influence the magnetic domain and magnetic domain wall , and discover the increase of stress energy and magnetism elasticity energy which destroy the balance of system energy make up the influence of magnetic domain structure , then set up basic disciplinarian between stress and characteristic of magnetism 同时根据能量最小原理，从理论上分析了磁畴结构存在的微观机理以及影响磁畴结构运动、变化的主要因素，得出了应力的存在将影响磁畴的形状、大小和搭配方式等结论。从铁磁晶体的微观机理出发，研究了应力对磁畴和磁畴壁的影响，发现应力影响磁畴结构的本质是由于应力的作用使得铁磁晶体增加了应力能和磁弹性能，体系为了达到新的平衡，导致了磁畴结构变化，并研究了应力与铁磁晶体磁特性之间的基本规律。
1 . based on magnetic domain energy theory , magnetomechanical effect of single cycle load is studied and it is analysed emulationally that magnetic memory characteristic parameters of single cycle load . magnitude and direction of accessional magnetic intensity are made sure of the ferromagnetism material derived from single cycle load 全文主要研究内容如下: 1 .基于磁畴结构的能量理论,对单周期载荷力磁效应进行了研究,并对单周期载荷磁记忆特征量进行了数值仿真,确定了铁磁性材料单周期载荷的应力附加磁化强度的大小和方向。
