VHG：体全息光栅

英文缩写词VHG的例句

1. However, the volume holographic gratings in photorefractive crystals are liable to dark decay and erasure under readout illumination.
2. 克服晶体中光栅在暗保存和光读出过程中容易衰减的弱点，可使体全息存储成为一种具有实用性的非易失性存储技术。
3. This dissertation made a study on the characteristics of volume holographic gratings set as angular magnifier.
4. 开展了多路复用体全息光栅(VHG)作为角度放大器的特性研究。
5. Volume holographic gratings(VHG) written inside gain medium can be used to control the quality of beams in high power laser system.
6. 在增益介质中写入体积增益光栅可用于高功率激光系统中光束质量的控制。本文综述了增益光栅的瞬态动力学特性和频谱滤波特性以及各种类型光栅在自启动全息激光振荡器中的贡献。
7. The vertical angular selectivity of volume holographic gratings in photorefractive crystals is investigated theoretically and experimentally. The vertical selective angle and the shape of the grating degeneracy line are derived by using a simplified geometrical model relating the k vector sphere to the reference point plane.
8. 从理论和实验上探讨了体光栅在垂直方向的角度选择性，根据k矢量球与参考点源平面上的对应关系，导出了垂直方向的选择角，并得到光栅简并线方程。
9. In this paper, we research the basis theory of volume holographic gratings for wavelength filters, which is mainly 2-D coupled-wave theory.
10. 本论文研究了体全息波长滤波器件的基础理论，重点是二维耦合波理论，分析其衍射特性尤其是衍射效率和布拉格选择性，给出光通信用波长滤波器件的设计依据和优化方法。