本文研究了由交换作用耦合起来的有限长铁磁和反铁磁链组成的自旋系统。
The system of spins in a finite ferromagnetic-antiferromagnetic chain, coupled by exchange interaction, is investigated.
并讨论了原子与光场的耦合受到高斯型时间脉冲限制时,脉冲宽度和光场强度对光场聚束与反聚束效应的影响。
The effect of different pulse widths and light field intensity on bunching and antibunching effects of light field is discussed when the coupling of atom and light field is time-dependent.
这个方案是在赫伯德模型中研究反铁磁(AFM)自旋涨落调制的电子-电子耦合。
The scenario is explored in Hubbard model including electron-electron couplings mediated by antiferromagnetic(AFM) spin fluctuation .
在以半腔为首腔的边耦合驻波加速管中观察到了电子反轰现象,由于电子反轰的结果,导致电于枪发射电流非正常增长。
The electron back bombardment phenomenon, which results in anomalous increase of gun current emission, has been observed in a series of our side coupled standing wave accelerating tubes.
结果表明,不同构象下各体系有效交换积分值都小于零,自由基间表现为反铁磁性耦合。
The results show that the effective exchange integral values are less than zero under different conformations, so the radicals display the anti-ferromagnetic coupling.
发现了“强径-径关联区”的存在,其中两个电子的径向运动呈强烈的反位相耦合。
The strong radial-radial correlation region where the radial motions of the two electrons are, coupled strongly in inverse phase has been discovered.
对双层铁磁薄膜构成的系统,考虑界面铁磁性和反铁磁性耦合对自旋波色散关系、波形演化及共振的影响。
Considering the interface couplings (ferromagnetic coupling and antiferromagnetic coupling), the spin-wave dispersion relations, wave forms and resonant spectra in ferromagnetic bilayers are studied.
基于这种分析,我们设计了两种结构的透镜导管,用激光二极管阵列实验测得未镀抗反膜的透镜导管的耦合效率高达84%。
Based on this analysis we have designed two type lens ducts and the coupling efficiency as high as 84% with quasi CW laser diode array was obtained for ar uncoated lens duct.
模拟结果很好地解释了具有反铁磁耦合的颗粒膜的实验事实。
These simulated results explain the experimental facts in the granular films with antiferromagnetic coupling well.
练习效应则是由于交换耦合系统中反铁磁层的热激活反转所引起的。
The training effect is a result of thermally activation reversal of the antiferromagnetic layer through the exchange coupling.
辅助电路由辅助开关管、耦合电感(反激变压器)和反馈二极管构成。
The auxiliary circuit is composed of an auxiliary switch, a coupled inductor (flyback transformer) and a feedback diode.
该现象可以用两种平均直径不同的磁畴间的反铁磁耦合现象来解释。
This phenomenon was interpreted by an antiferromagnetic coupling between two types of magnetic grains having different average diameters in the nanocomposites.
在配合物1中,结构中存在一价铜,并且这个一价铜嵌在所有的二价铜之间,这就阻碍了顺磁离子之间的磁耦合,所以这个配合物呈现出非常弱的反铁磁耦合。
In the structure of 1, CuI ion site between the two CuII ions, which blocks the magnetic coupling of the spin center, so the compound show very weak antiferromagnetic behaviors.
结果表明:对于异自旋三自由基体系,形成异自旋后对称性降低使部分占据的近简并轨道能级劈裂值增大,反铁磁耦合作用普遍增强。
The result shows that part-occupied near-degenerate orbitals split value and dia ferromagnetic coupling increases when symmetry of hetero tri-radicals decreases.
结果表明:对于异自旋三自由基体系,形成异自旋后对称性降低使部分占据的近简并轨道能级劈裂值增大,反铁磁耦合作用普遍增强。
The result shows that part-occupied near-degenerate orbitals split value and dia ferromagnetic coupling increases when symmetry of hetero tri-radicals decreases.
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