EPR Spectroscopy of Different Sol Concentration Synthesized Nanocrystalline-ZnO Thin Films

Table 2

EPR parameters evaluated from 10 wt.%, 15 wt.%, and 25 wt.% sol concentration of nc-ZnO thin films spectra.

Sample	Peak-to-peak linewidth (Gauss)	-value	Spin concentration; (spin/g)	Spin-spin relaxation; time constant; (s)
10 wt.% sol	1265.52	2.0034
15 wt.% sol	65.27	1.9673
25 wt.% sol	159.42	1.9682