Alwan, Alwan M., Rasha B. Rashid, and Amer B. Dheyab. 2018. “Morphological and Electrical Properties of Gold Nanoparticles MacroPorous Silicon for CO2 Gas”. Iraqi Journal of Science 59 (1A): 57-66. https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/77.