Daman

After studying the relationship among feature size,exposure time,laser power and processing speed,we fab-ricated a 1×7 Dammann grating using femtosecond laser oscillator,which central wavelength is 800 nm,via two-photon photopolymerization.

在上述研究结果的基础上制作了一个1×7点阵的达曼光栅,制作结果表明双光子聚合技术在制作微光学元件方面有着非常好的应用前景。

We propose a new method to fabricate a photorefractive Dammann grating in this pa- per.

本文实验证明了一种制作达曼光栅的新方法：在ＬｉＮｂＯ３：Ｆｅ晶体中利用成像和光折变校应制作光折变达曼光栅。

A 1×2 array Dammann grating beam splitter for implementation of frequency resolved optical gating(FROG) is proposed.

采用反射式达曼光栅对飞秒激光进行分束,可以避免材料色散的影响。

Relativity Study between the Andaman Arc and the Strong Earthquakes in Myanmar and Yunnan, China;

安达曼弧与缅甸、云南强震相关性研究

Ultrafast temporal unequally-spaced spacetime conversion and recognition technique for Dammann-type filters is analyzed.

优化设计出不等间距多脉冲达曼型滤波器,并在高斯光谱分布的模拟中讨论产生的超快时域多脉冲平均度和光谱平面上调制周期重复数的相关性。