强流电子束在过模波导中可能激励多种微波模式，测量微波模式对研究高功率微波产生的机理很有意义。
The high-current electron beam in the over-mode waveguide had driven the many kinds of microwave modes, it is very significant to study the high power microwave by measuring the microwave mode.
利用电子束的弗拉索夫分布函数理论和三维波导模的波动方程求得在康普顿区域中的散射波色散关系。
By making use of the Vlasov distribution theory and the three dimensional wave equation of waveguide modes, the dispersion relation of scattered waves in Compton region is deduced.
有限差分束传播法则能够准确地模拟波导的性能。
The finite difference beam propagation method(FD-BPM) can simulate the performance of the waveguide accurately.
为此，本文重点完成了利用三维有限差分束传播法求解条形波导中场分布的计算程序的编写和调试。
So the main work in this dissertation is compiling and debugging the program for solving the field distribution in channel waveguides using three-dimensional finite-difference beam propagation method.
在众多的波导模拟工具中变分有效折射率法和有限差分束传播法都是实用性非常强的。
Variational-Effective index method and Finite difference beam propagation method(FD-BPM) are both practicable waveguide simulation tools.
介质纤维束波导是一种圆柱介质波导阵列。
Dielectric fiber bunched waveguide is a kind of cylindric dielectric waveguide array (CDWA).
报道了一种用电子束曝光的方法在绝缘体上硅的脊状光波导上制做布拉格光栅的技术。
The fabrication of Bragg gratings on silicon-on-insulator (SOI) rib waveguides using electron-beam lithography is presented.
本文利用动功率定理求解静磁场中运动的相对论性电子束与波导中电磁行波的相互作用问题。
In this paper, the kinetic power theorem is used for solving the problem of interaction between a relativistic electron beam moving in a static magnetic field and a travelling electromagnetic wave.
如果激光光束洞和激光输出束出现在自由的空间，而不是波导（如光纤激光器），那么充其量也就是低阶高斯光束。
The beam in the cavity and the output beam of the laser, if they occur in free space rather than waveguides (as in an optical fiber laser), are, at best, low order Gaussian beams.
实际计算表明，本文所编写的有限差分束传播法和掺铒波导增益特性计算程序，均能给出合理的计算结果。
Calculating on practical problems shows that both the finite-difference beam propagation method and the gain character programs can give reasonable results.
抽运源经过慢轴缩束快轴聚焦后，以特定的角度倾斜抽运平面波导介质。
The pump beam from the diode laser array was launched into the planar waveguide from the end facet at a particular angle.
光子晶体波导分束器是集成光学电路的重要组成元件。
The beam splitter based on photonic crystal waveguides is taken as an essential component in integrated optical circuits.
光子晶体波导分束器是集成光学电路的重要组成元件。
The beam splitter based on photonic crystal waveguides is taken as an essential component in integrated optical circuits.
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