The laser-induced holographic grating technique was employed to study the dynamic of the intensity grating formation in the azo-dye doped liquid crystals.

• 中文摘要本论文采用雷射诱发全像光栅技术，藉由改变温度来研究液晶掺杂偶氮染料样品之动态强度光栅的形成机制。