aphene, or for their ability to inactivate viruses, bacteria, fungi, or yeasts either photothermally or via photocatalysis-induced ROS generation. SARS-CoV-2 Inactivation by Nano-Based Tools Silver, copper, and zinc show intrinsic antimicrobial properties and are already used in medical equipment and in healthcare settings. For instance, Ag is used in wound dressing and in urina