Journal of Nanomaterials / 2015 / Article / Tab 2

Research Article

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

Table 2

The elemental composition (C, O, N), O/C ratio concentration and percentage of C-C, C-O, O-C-O, and O=C-O peaks presenting different chemical bonds of carbon atoms.

SampleElemental composition (at.%)Atomic ratio O/CC-CC-OO-C-OO=C-O
CON

UN68.230.31.50.4440.445.913.60
P_10s55.343.41.30.7812.452.624.910.0
P_20s55.044.01.00.8014.356.021.18.6
P_30s54.944.20.90.8112.463.718.95.0

UN: untreated, P_10 s: oxygen plasma-treated for 10 s, P_20 s: oxygen plasma-treated for 20 s, and P_30 s: oxygen plasma-treated for 30 s.