Fig. 2From: Tannin coordinated nanozyme composite-based hybrid hydrogel eye drops for prophylactic treatment of multidrug-resistant Pseudomonas aeruginosa keratitisStructural and property characterizations. XPS spectra of TCN A; PXRD spectra of hydrogel, TCN, and TCNH B; N2 adsorption/desorption isotherms of TCN C; FT-IR spectra of hydrogel, TCN, and TCNH D; ESR spectra of hydrogel, TCN, and TCNH in the presence of H2O2 EBack to article page