磁性

The understanding of the delocalization of π electrons in the conjugated systems is the foundation of studying a...

共轭体系中π电子的离域性，提供了研究设计新型有机材料的结构基础，涉及导体，铁电体，磁性材料及非线性光学材料等有关领域。

We studied the influence of single magnetic impurity on the spin orientation of an incident electron, the scattering barrier can be expressed by the Rashba Hamitonian and delta function.

研究局域化磁性杂质引发的散射势对入射电子自旋取向的影响，该势可用Rashbah哈密顿项表示。

Three standard grades of magnetic materials are offered to fulfill a broad spectrum of magnetic field requirements along with a high resistance to demagnetization.

同时提供三个标准等级的磁性材料，满足具有高抗退磁磁场的广泛需求。

We used DGY 2 permanent measurement meter to measure the magnetic properties and demagnetization curve .

对 15 78B7基一系列不同工艺条件下制取的取向度不同的烧结磁体，用 X-射线衍射和磁性测量来分析永磁体织构和取向度与反磁化过程的关系，用 DGY- 2型永磁测量仪测试磁体退磁曲线。

Demagnetize that same piece of steel and it will be powerless to attract or lift even a feather's weight.

如果将它的磁性消退，那么它连一根羽毛重量的铁块都吸不住。

This paper introduces a proper method to demagnetize the welding pieces with Faraday-Right-Hand formula,making welding go on smoothly,when magnetic-deflection comes into being on the pieces for uncertain reason temporarily or permanently.

文章介绍了焊接件因某种原因而产生永久性或暂时性的磁性，焊接因磁偏吹而无法进行时，利用法拉第右手定则，对其进行消磁，最终使焊接顺利进行的方

Providing kinds of mechanical, electronic digital measuring instruments, such as caliper, micrometer, height gauge, depth gauge, dial indicator, Bore gauge, bevel protractor, magnetic stand, thread gauge, gauge block.

供应各种机械类、数显类量具。如卡尺、千分尺、高度尺、深度尺、指示表、内径量表、角度尺、磁性表座、罗纹规、量块等。

Objective To investigate the effect of preparation conditions on the effective diameter and saturation magnetization of dextran magnetic iron oxide nanoparticles.

目的探讨葡聚糖氧化铁磁性纳米颗粒的制备对其有效粒径和比饱和磁化强度的影响。

The factors influencing the magnetic properties of the sediments, and the role of particle size and early diagenesis.

沉积物磁性特征变化的因素是什么？粒度和早期成岩作用的影响是如何体现的？

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。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。