【摘要】 在N₂激光泵浦的染料平板波导中、引入He-Ne探针束观测了溶液折射率变化的时间特性。基于光陷阱、光热、光声偏转的原理,对变化的四个阶段作了理论上的解释。更多还原

【Abstract】 Using a He-Ne beam through a planar dye waveguide pumped by N₂ laser as a pro-be,time characteristics for refractive index variation of the dye solution are observed.Based onthe principles of the phototrapping.Photothermal and photoacoustic deflection the four stages ofthe variation are theoretically explained.更多还原