全固化213nm深紫外激光技术研究

给出了产生213 nm深紫外激光的两种可行性方案.根据和频理论的相位匹配角公式、非线性有效系数公式、走离角公式和允许角公式,详细计算了BBO、CLBO晶体和频产生213 nm激光时的相位匹配角、非线性有效系数、和频时谐波走离角、允许角的具体数值.根据这些数值,对两种和频方案进行了比较,分析得出:采用方案B,以BBO晶体作为和频晶体进行深紫外激光研究在理论上是可行的,为进一步的实验研究提供了一定的理论参考.

Study of All-solid-state Deep-ultraviolet Laser Technology at 213nm

All-solid-state deep ultraviolet lasers are widely used in the field of precise materials making,optical chisel,optical printing,spectroscopic analysis,microelectronics,medical treatment and scientific researches in general.In this paper,two feasible projects of generated deep-ultraviolet laser at 213 nm are presented.The data of sum-frequency BBO and CLBO crystal generating 213 nm laser of phase-matching angle,effective nonlinear coefficient,walk-off angle and maximum acceptance angle are calculated.Accord...