Fig. 4From: Facile and eco-friendly fabrication of biocompatible hydrogel containing CuS@Ser NPs with mechanical flexibility and photothermal antibacterial activity to promote infected wound healingMicroscopic morphology and FTIR spectra of XK and XK/CuS hydrogels. A SEM images of XK, XK/CuS0.5, XK/CuS1, and XK/CuS2 hydrogels. B EDS elemental mapping of XK/CuS1 hydrogel. C FTIR spectra of XK and XK/CuS hydrogelsBack to article page