Functionalization of Cellulose Fibres with Oxygen Plasma and ZnO Nanoparticles for Achieving UV Protective Properties

Figure 1

High energy-resolution XPS spectra C 1s obtained from the surface of cotton samples: (a) untreated, (b) plasma-treated for 10 s, (c) plasma-treated for 20 s, and (d) plasma-treated for 30 s.

(a)

(b)

(c)

(d)