The wave equations, modes coupled coefficient and Poynting vector have been got here. The sensing theory of tilted fiber Bragg grating is presented here.
采用耦合模理论对倾斜光纤光栅的传播特性进行分析，并推导出模式传播的波动方程、模式间的耦合系数及坡印亭矢量。
The defect modes form a defect band in a photonic band gap when the number of coupled point defects increases.
随着耦合缺陷点数目增加，缺陷模在光子带隙内形成一个缺陷带；
In this paper the method of density matrix is used to describe two coupled modes.
采用密度矩阵方法描述了两模反向耦合。
The equivalent circuit of the three-gap coupled cavity type output section is given, with which resonant frequency of resonant modes and gap impedance matrix are calculated.
给出了三间隙耦合腔输出回路的等效电路，利用等效电路确定了谐振频率及间隙阻抗矩阵。
The vibration modes are divided into two classes:separated and coupled. The coupled-mode subspace is spanned by the groups of coupled modes.
将系统振动模态分为耦合模态与弧立模态，由数组相互耦合的模态张成耦合模态子空间。
A subspace perturbation method for structural dynamic modification of several groups of coupled-modes vibration systems is studied.
本文研究了多组耦合模态结构动力学参数修改的子空间摄动法。
The twist and coupled modes of the asymmetry twin-tower connected structures were more complicated than the symmetry ones.
非对称双塔连体结构比对称双塔连体结构的扭转振型和耦合振型要多，振型也更为复杂；
The coupled mode equations are built by means of expanding perfect waveguide modes.
按照理想波导模展开法推导了模式耦合方程。
In our case, the two modes differ in the internal quantum number, and are a clearly distinguishable subsystem. We can thus regard the two coupled BECs as a bipartite system of the modes.
由于单个玻色原子不是可区分的子系统，我们把系统看成一个两模系统，用冯诺依曼熵来度系统的量子纠缠。
In our case, the two modes differ in the internal quantum number, and are a clearly distinguishable subsystem. We can thus regard the two coupled BECs as a bipartite system of the modes.
由于单个玻色原子不是可区分的子系统，我们把系统看成一个两模系统，用冯诺依曼熵来度系统的量子纠缠。
应用推荐