外磁场

Based on the radial and axial solenoid formula, the axial and external magnetic field homogeneities of the detecting coils are analyzed in detail.

通过分析不同几何尺寸的线圈中轴线上磁场的变化情况，并借助直螺线管的径向和轴向公式，对轴外磁场均匀性进行了探讨。

We found that the permeability ratio and GMI ratio depend on external magnetic field, peaking at a transverse anisotropic field of H=0.4 kA/m.

并发现有效磁导率比随外磁场的变化，在各向异性场H≈0.4kA/m处出现了峰值，GMI效应也在此磁场的位置处出现峰值。

The main contents of this dissertation are as follows:(1) According to involved theories of ferromagnetics, the microscopic mechanism of domain structure is analyzed systematically; through the movement variation of domain structure, that is the movement of domain wall and rotation of magnetic moment, the magnetization process is illustrated in an applied magnetic field. Meanwhile, by the use of energy methods, a study is performed on influencing factors of domain movement including stress, dope, scattering field, etc. The influence of various energies is dealt with on the magnetic behavior and parameters of ferromagnetic material; the corresponding theories of the spontaneous magnetization and technical magnetization are also discussed.

本文以此为研究背景，通过理论分析和模型试验，系统地研究了钢结构全磁通应力无损检测技术的基本理论和应用方法，主要研究工作如下：(1)根据铁磁学的相关理论，分析了铁磁材料磁畴结构产生的微观机理，并通过对磁畴结构运动变化规律，即磁畴壁移动和磁矩转动规律的研究，分析了外磁场作用下铁磁材料的磁化过程与一般规律，同时采用能量分析方法，研究了影响铁磁材料磁畴运动的主要因素，包括应力、掺杂和弥散磁场等，探讨了各种能量对铁磁材料磁行为和磁参量的影响，研究了相应的自发磁化理论和技术磁化理论等。

Because of the anisotropy of HTS, AC loss and the critical current of HTS tapes depend not only on the strength of magnetic field, but also on the orientation of the applied magnetic field.

由于高温超导体具有较强的各向异性，在外磁场中高温超导带材的临界电流与交流损耗既依赖于磁场的强度，又与磁场的方向有关。

From the physiological point of view the critical parameters of magnetizable complex systems and magnetic field are particle size, surface characteristics of the particle, concentration and volume of the fluid, reversibility and strength of the drug-ferrofluid binding, access the organism, duration and rate injection, geometry and strength of the external magnetic field.

从生理学观点看，影响磁性复合物系统和磁场的关键因素包括：颗粒大小、颗粒的表面特性、流体的浓度和体积、药物-铁磁流体吸附的强度和可逆性、有机体的可接近性、持续时间和注入的速率，以及外磁场的几何位置和强度等

For one-dimensional mesoscopic metal rings system in external magnetic field, supposing the system has a symmetry under translation in charge space, the quantum current relation in mesoscopic metal rings is given by solving the eigenvalue equation of the current, the property of quantum current have been investigated and analysed.

针对处于外磁场中的一维介观环系统，假设在电荷空间中具有变换的对称性，通过求解电流算符的本征值方程，给出系统中的量子电流关系，分析和研究一维介观金属环中量子电流的性质。结果表明，量子电流不仅与外磁场、介观金属环参数有关，而且还明显地依赖于电荷的量子化性质

It has nonreciprocity similar to that of ferromagnet on condition that the external magnetic field is parallel to magnetic lattices, and the dispersion relation of the antiferromagnet has nonreciprocity , too.

通过计算和讨论得到了当外磁场沿x轴方向，原磁晶磁矩沿z轴方向，波矢沿±y轴方向时，反铁磁质表面磁极化激元的极化与铁磁质在平行于磁晶磁矩的外磁场下的极化相类似，具有非对易性，且其色散关系也具有非对易性。

Comparing the magnetic properties of sintered magnets from HD powders and the degassed powders, it is found that the sintered magnet from HD powders gets excellent properties at a temperature of 20～30℃ lower than the magnet from the degassed powders.

例如，HD磁粉在10T的外磁场下所受到的转动力矩甚至还没有350℃脱氢磁粉在2T磁场下受到的力矩大，当磁粉的c轴与磁场方向成π/5（36°）角度时，两者受到的转动力矩分别为1.123×10〓Nm和1.202×10〓Nm。

An improved and novel magnetic element (10; 10'; 50; 50'; 80) including a plurality of thin film layers wherein the bit end magneto-static demagnetizing fields cancel the total positive coupling of the structure to obtain dual magnetic states in a zero external field.

一种改进且新颖的磁性元件(10；10'；50；50'；80)，它含有许多薄膜层，其中单元端部静磁退磁场将抵消这种结构的全部正耦合以在零外磁场下获得双磁态。

We investigate the nearest-neighbor entanglement in a one-dimensional dimerized Heisenberg model as a function of temperature and the magnetic field.

外磁场和温度均可以控制纠缠的大小，合适的磁场和温度能够使纠缠重现，而当磁场或温度超过一定值以后，相邻两量子位间的纠缠都会消失。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。