Supplementary Information for: Rapid and Sustainable Fabrication of Antibacterial Chitosan/PVA-SiO₂ Nanofiber Air Filters by Needleless Electrospinning
This file contains supplementary data supporting the main article, including:
Figure S1: Filtration performance (filtration efficiency and pressure drop) of CS/PVA nanofiber membranes prepared with different PVA concentrations.
These data provide further evidence supporting the main findings on the relationship between PVA concentration and filtration performance.