【摘要】 本文对近年来倍受关注的用于光学非线性材料非线性系数的符号及大小测量的重要手段——激光Ｚ扫描技术，从实验到理论进行了全面的论述。结合我们所开展的工作简述了Ｚ扫描技术在光学材料非线性光学性质研究领域中的广泛应用，提出了完善Ｚ－扫描技术的思想。更多还原

【Abstract】 Theoretical and experimental analysis on the laser beam Z scan technique,which can be used to measure the signs as well as the magnitudes of the optical nonlinear susceptibility,is presented in this paper.Combined with our recent study,its extensive applications in the studies of the optical nonlinear susceptibility is briefly expounded.Finally,an idea to perfect the Z scan technique is presented.更多还原