Controlled Synthesis, Spectral Studies, and Catalytic Activity of Silver and Gold Nanoparticles Biosynthesized Using Ficus sycomorus Leaf Extract. - Zayed, M. F.; Shalby, O. M.; Eisa, W. H.; El-Kousy, S. M.; Eltorgoman, A. M. (Journal of Applied Spectroscopy, 2022)