利用该耦合方程对空间三波导和四波导进行求解，得出场分布的解析表达式，并用三维全矢量光束传输法验证了分析结果。
The analytical intensity distributions in the two specific cases are given, and the three-dimensional full-vector beam propagation method is used to verify the analytical results.
全光线是由对射的红外线光线和接收器组合成的，共有单光和双光两个光束组成。
The whole light is composed of a pair of infrared rays and receivers, consisting of two beams of single light and double light.
结果表明，通过改变入射光强，可以全光学控制基频光束的透射率和它的相移。
The result shows that all optical control of transmissivity and phase shift of a fundamental beam is possible, based on resonance enhancement, through changing input intensity.
在这篇论文中，我们提出了一种基于单光束探测的高灵敏度全光学原子磁力仪，并在实验上得到了验证。
In this thesis, a highly sensitive all-optical atomic magnetometer based on the advanced technique of single laser beam detection is reported and demonstrated experimentally.
本发明的反射蝇眼式光束均匀器，具有加工难度小，对加工材料要求不高，价格低廉，全反膜的损耗也很小。
Features of the invention are: easy of manufacture, not high requirement for material, and low loss of total reflection film.
结果表明：对理想超高斯光束，半高全宽内包含的能量百分数最大不超过70%，且随着阶数增大而逐渐降低。
The results show that the percentage of energy in FWHM of the ideal super-Gaussion beam is no more than 70%, and it reduces with the order of the super-Gaussian beam increasing.
输出的光束质量较好，为准单模输出。该光纤放大器输出脉冲能量高，具有全光纤化、结构简单的特点。
A near diffraction limited beam was produced from the amplifier with quasi-single mode output... the results shows that the high pulse energy fiber laser has advantage of simple all fiber structure.
输出的光束质量较好，为准单模输出。该光纤放大器输出脉冲能量高，具有全光纤化、结构简单的特点。
A near diffraction limited beam was produced from the amplifier with quasi-single mode output... the results shows that the high pulse energy fiber laser has advantage of simple all fiber structure.
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