Z-扫描技术与非线性光学材料性质的测量

Z-scan technique and measurement of nonlinear optical material properties

介绍了Z-扫描技术的基本原理,以及Z-扫描技术在测量非线性光学介质的非线性折射率、非线性吸 收系数和光学限制器等方面的应用.以细菌视紫红质(bR膜)、碘的酒精溶液和偶氮材料CN2为例,分别介绍了它 们的测量结果.给出了提高Z-扫描灵敏度的改进方法,介绍了其发展装状况.

The mechanism of Z-scan technique is described. The application of Z-scan technique in the measurement of nonlinear refractive index, nonlinear absorption coefficient of nonlinear optical medium and optical limiter is introduced. The measurement results of nonlinear optical materials such as bR, alcoholic solution of iodine and CN2 are given. The methods of improving sensitivity of Z-scan are presented, and the developments of Z-scan are introduced.