Ruqaya Shaikh; Najma Memon; Amber R. Solangi; Aamina Shaikh. In-Depth Literature Review of Functionalized Gold Nanoparticles for Detection of Metal Ions . IJBPCS 2026, 8 (1), 08-11. https://doi.org/10.32996/ijbpcs.2026.8.1.2.