The Effects of Initial Laser Intensity on the Nonlinear Optical Properties of The Laser Dye DQOCI Doped Films Using Z-Scan Technique. Iraqi Journal of Science [Internet]. 2020 Oct. 28 [cited 2024 May 7];61(10):2551-6. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1706