Table 2: Effect of the microwave radiation time on the lattice parameters determined by the XRD analysis.

Radiation time Lattice parameter a Lattice parameter c
(min) (±0.001 Å) (±0.0007 Å)

1.59.4336.8745
2.59.4396.8775
5.09.4296.8772
7.59.4256.8767
10.09.4236.8777