铁磁的磁体

When the temperature is less than 15 K, the PBTCA-Nd~(3+) complex is a ferromagnet, otherwise, it is a diamagnet. Both PPHBT-Nd~(3+) and PPHPHN-Nd~(3+) exhibit the characteristic of soft-magnetic materials at low temperature, the Curie-Weiss temperature are 80 K and 150 K, respectively.

实验结果表明，含咔唑聚合物的稀土配合物PBTCA-Nd~(3+)表现出特殊的软铁磁性，具有一个磁转变温度15 K，低于此温度时配合物是个铁磁体，反之，为抗磁体。

Compound 8 is a ID antiferromagnet with antiferromagnetic interactions mediated by the double diazine and the single EE azido bridges.

化合物7是一个由同金属亚铁磁链构成的变磁体，其反铁磁有序温度和临界场分别是2.9K和1.1 kG。

The difference of the two modes is adding the secondary coil at the magnet of the closed-loop sensor. The Hall part measure the magnetism voltage difference state of the measured current and the secondary current.

磁补偿式与直测式的区别在于其铁磁体上另加一平衡绕组，霍尔器件仅检测被测电流和平衡绕组中电流在铁磁体中所产生的磁电势的平衡状态。

In this paper, we have studied the dimensional effects, electronic state, the configurations of charge density and spin density for quasi-one-dimensional organic ferromagnets. First, considering interchain interaction, the itineracy of electrons, the electron-electron correlation, electron-phonon interaction and spin correlation in low dimensional system, we proposed an interchain coupling theoretical model for conjugated system and non-conjugated system of organic polymer ferromagnets, respectively. Based on the theoretical model, we studied the electronic property, spin structure, the configuration of dimerization and the stability of the ferromagnetic state with a self-consistent iterative method.

首先我们在考虑准一维有机铁磁体的链间相互作用、电子的巡游性、强的电子-电子关联、电子-声子耦合、自旋关联等因素的基础上，分别对两种类型的有机高聚物铁磁体各自提出一个包含链间耦合的理论模型，用自洽迭代的数值计算方法对其电子性质、自旋结构、二聚化特征及铁磁态的稳定性进行了研究。

By using Matsubara Green function theory, we have studied the magonon spectrum, and calculated the magnon dispersion curve on the Aline in the Brillouin Zone for different parameters and transformation of temperature in the system.

利用格林函数方法研究了磁振子-声子相互作用下的三角绝缘铁磁体的磁振子谱，计算了布里渊区的A线上的磁振子色散曲线。

By using Matsubara Green function theory, we have studied the magonon spectrum and calculated the magnon dispersion curve on the △ line in the Brillouin Zone for different parameters in the system.

利用格林函数方法研究了磁振子－声子相互作用下的二维绝缘铁磁体的磁振子谱，计算了布里渊区的△线上的磁振子色散曲线。

Based on the idea of magnetic strain, the model of magnetic strain was used to analysis the magnetoelastic buckling of cantilevered ferromagnetic plate in transverse magnetic field.

基于磁致伸缩的概念，采用磁致伸缩应变模型，对横向磁场中铁磁体的磁弹性屈曲的临界磁场这一问题进行了研究。

Aiming at two key issues in the molecular design of high-spin moleculesand organic ferromagnets, i.e., the ferromagnetic coupling strength in localradical fragments and the changeover of coupling capabilities offerromagnetic coupling units in building high-spin molecules, we made anextensive and deep investigation on numerous important conjugated radicalsystems within the semiempirical and nonempirical VB model, respectively.

针对高自旋分子和有机铁磁体的分子设计中的两个重要问题，即自由基片断的铁磁偶合强度及铁磁偶合单元在&建造&高自旋分子时其偶合能力的变化，分别用半经验的和非经验的VB模型，以一些重要的共轭自由基体系为对象进行了广泛而深入的研究。

In part two,thermodynamical Green's function is used to discussthe ferromagnetic behavior of organic ferrromagnets.

第二部分中，我们用热力学格林函数理论研究了有机铁磁体的铁磁行为。我们得出低温自发磁化正比于T3/2和T1/2e-2JZSα/T。

Based on the developed iron loss of surface-mounted permanent magnet machine of Slemon and Xian Liu, the expressions of the peak and the time rate change of flux density in the teeth and the yoke are derived, considering the beveling edges of the PM. According to the basic concept of the eddy current loss, the analytic calculations of the average eddy current loss density in the teeth and the yoke are presented respectively. Hence, a calculation method for the iron losses of PM with beveling edges is presented.

在Slemon和Xian Liu表面置磁型永磁电机改进铁耗算法的基础上，分别推导了考虑磁体边缘斜角时定子齿与轭的磁通密度的幅值及其时间变化率的表达式，结合涡流损耗的基本概念，分别提出了永磁电机定子齿与轭的平均涡流损耗密度的解析计算方法，由此建立了永磁电机铁耗的解析模型。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。