The phase matched SHG efficiency of a 5 cm long crystal is 1%. For what value of Ak will the efficiency n for SHG become
Posted: Fri May 06, 2022 7:07 am
The phase matched SHG efficiency of a 5 cm long crystal is 1%. For what value of Ak will the efficiency n for SHG become zero? Calculate Ak in rad/cm. [Hint: use the sinc² expression for efficiency]