| 1. | Nonlinear properties of the cr : knsbn photorefractive crystal 光折变晶体的非线性特性 |
| 2. | Study of sol - ton tramsmission and coupling in heat - lens effect of photorefactive crystal 光折变晶体热透镜效应中光孤子传输与耦合特性的研究 |
| 3. | Study of non - single signal light chosen to undertakephase conjugation using photorefractive crystal 对非单一信号光用光折变晶体选择相位共轭研究 |
| 4. | Theoretical study of the intensity dependence of two - beam coupling gain coefficient in photorefractive crystals 光折变晶体两波耦合增益系数强度特性理论研究 |
| 5. | This dissertation mainly investigates writing various waveguide structures in photorefractive ( pr ) crystals by structure light irradiation method 本文主要研究利用不同的结构光在光折变晶体中写入各种波导结构的方法。 |
| 6. | In conclusion , the experiment results show that it is feasible to combine the photorefracitve crystal with the joint transform correlator 研究结果表明,将光折变晶体与联合变换相关器相结合构成光折变联合变换相关器是可行的。 |
| 7. | Moreover a novel approach to fabricate array of three - dimensional waveguides in pr crystals employing illuminations of a pair of mutually coherent or incoherent two - beam interference fields is proposed 并提出了利用一个双光束干涉场以不同的角度两次辐照晶体,在光折变晶体中写入不同通道波导阵列结构的方法。 |
| 8. | Employing writing beams with appropriate intensity distributions and external electric fields along proper directions , arrays of planar and channel waveguides can be fabricated in various pr crystals 研究结果表明:采用合适的光场强度分布以及合适的外加电场可以在不同光折变晶体中写入平面波导阵列和通道波导阵列。 |
| 9. | Structure - light - induced waveguide devices in pr crystals can be used for the current optical communication systems , and may be used for optical dynamic interconnection and optical neural network systems 因此光折变晶体中结构光写入的波导器件可以被用于现有的光通信系统,并且有望被用于动态光互连以及光学神经网络系统。 |
| 10. | ( 3 ) fabrication methods of planar , y - branches , and channel waveguides employing structure lights formed by cylindrical lenses and optical binary masks are investigated experimentally in detail 对利用柱透镜和光学二元掩模板形成的结构光在光折变晶体中写入平面光波导、 y型光波导以及通道光波导的方法进行了详细的实验研究。 |