Table 3.

Surface roughness values of the samples before and after the UV treatment.

	Surface Roughness Sa (nm)
Sample	Untreated	UV Exposure
0 wt.%	12.6	78.3
1 wt.%	10.99	1896.6
3 wt.%	12.4	2901
5 wt.%	8.7	3200