Table 3.

Zn–O bond lengths, and the inter-planer d-spacing of ZnO nanoparticles before and after irradiated with lasers having wavelengths of $532nm$ and $1064nm$.

Samples	hkl (1 0 1)	dBragg (Å)	dtheo (Å)	μ	L (Å)
	2θ (°)
Pure	36.5358	2.4574	2.7332	0.3795	1.9610
Irradiated by 1064 nm	36.3945	2.4666	2.7462	0.3797	1.9703
Irradiated by 532 nm	36.1759	2.4810	2.7628	0.3799	1.9820