磁化

The results indicate that an even layer of nickel was plated on expanded graphite. Ni accounted for 94.12% and P accounted for 5.88%. The reflectivity was increased in the near infrared region. The magnetism capability was enhanced. The magnetization and the retentivity were 26.3 Am^2/kg and 8.1 Am^2/kg respectively. The σ/σ was 0.31. The obtained material belongs to soft magnetism material.

结果表面，膨胀石墨表面被镍层均匀包覆，其质量分数镍占94.12%、磷占5.88%，镀覆后产品在近红外波段反射率明显增大，磁性能明显增强，饱和磁化强度σ=26.3 A平方公尺/kg、剩磁σ=8.1 A平方公尺/kg、σ/σ=0.31，分析结果表明其属于软磁性材料。

Due to the difficulty of excitation and measurement of rotational motion,the pointFRF matrix used in FRFMod cann′t be measured directly.

利用微机系统建立了一套精度较高的测量交流磁化曲线的装置，系统的测量了Y系、Bi系和Tl系材料在不同温度下的M-H曲线。

The single valued condition of the model is determined and a tunnel model of similar simulative test is designed.

通过推导气固两相流动相似准则，确定了模型的单值性条件，设计了相似模拟实验的巷道模型并进行了磁化帘降尘模拟实验。

Information about extreme Holocene paleofloods in those slack water deposits profiles can be identified on the basis of the results of experiment.

对5个剖面进行了磁化率、粒度等环境代用指标的室内实验分析和测定。

The source of slack deposits is the loess of the upper reach where the soil erosion is very heavy, while the source of sand is the airslaked rocks of mountainous area in the upper reach. 3. There were several "interbedded slack deposit-aeolian fine sand layers" in both LHT and YWC profiles, the silt layers are slack water deposits and the aeolian fine sand layers were carried by the NE direct wind.

在LHT、YWC和YYC剖面中，磁化率均呈现出平流沉积层中偏低，而在风吹沙和中、粗沙层中偏高的特点，其原因是平流沉积层的物质来源多为上游黄土区的土壤侵蚀和水土流失带来的土壤，而沙层的物源则是上游基岩山区的岩石经风化、搬运而来。

For the undoped parent compound BaFe2As2, both resistance and magnetization data display an anomaly associated with spin density wave and/or structural phase transition, with the transition temperatures at ~138 K.

未掺杂的母体化合物BaFe2As2的电阻和磁化强度数据都表明存在一个与自旋密度波及结构相变有关的反常，该反常的发生温度为138K左右。

Above the blocking temperature, the MS of the granular films follows the Bloch's the spin wave T3/2 law. The causes of increase of the spin wave constant are explored and analyzed.

在截止温度以上，其饱和磁化强度MS温度关系符合Bloch的自旋波T3/2定律，探讨分析了自旋波常数增大的原因。

The possible reason is that in shock waves a nonstoichiometric ferromagnetic zinc ferrite is formed, in which the distributions of the cations in the A and B sites of the sublattice are different from that formed in calcination, it has stronger exchange interaction and leads to the increase of the magnetization.

可能的原因是冲击波合成了非化学计量比的铁磁性铁酸锌，改变了尖晶石次晶格中A，B位阳离子的分布而使其具有更强的交换相互作用而导致其磁化强度的增加。

According to the lowest free energy law of forming steady configuration, it is proved that under the hypotheses of the model the necessary and sufficient condition for the stabilization of magnetic structure is the moment direction of the total saturation magnetization 〓 of a compound should be parallel to that of external magnetic field 〓, and the direction of each sublattice moment 〓 must also be parallel to that of the effective field B〓 acting on the 〓.

根据形成稳定结构的能量最低原理，证明了在该模型的假设条件下，系统磁结构稳定的充要条件是：化合物总的磁化强度m与外磁场B的方向相同，并且各次晶格的磁矩m〓与作用于它们的有效场B〓的方向一致。

It is discovered that there is a new magnetic transition: the first order spin reorientation reform , at which the magnetization, the anisotropy coefficients and the mean fields of the two - sublattice system change, accompanying with the spin reorientation.

还发现存在一级自旋再取向重整转变，在发生自旋再取向转变的同时双亚点阵系统的磁化强度，磁晶各向异性参数，分子场等磁性的大小都发生改变，是一种新型磁性相变。

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。