Nayef, Uday Muhsin. “Synthesis of Gold Nanoparticles by Laser Ablation on Porous Silicon for Sensing CO2 Gas”. Iraqi Journal of Physics 16, no. 36 (October 1, 2018): 1–10. Accessed December 19, 2024. https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/21.