However, the kind-I configuration was usually utilized for wavelength tunability of SHG mainly because LN exhibits an important thermo-optic birefringence which has a value of close to four × 10−five K−1 at space temperature. As a result, a temperature alter of your machine would end in a substantial variation in https://lithium-niobate-crystal54207.blogolize.com/lithium-niobate-crystal-for-dummies-71664384