Khorsheed SM, Al-Obaidi RS. Second Harmonic Generation of 266 nm Laser Beam Using BBO Nonlinear Crystal. Iraqi Journal of Science [Internet]. 2021 Feb. 27 [cited 2026 Jan. 7];62(2):455-64. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1623