Table 2.

Optical band gap values of the BaNi_2-xZn_xFe₁₆O₂₇ ferrite composite

Zinc Concentration (x)	Band gap (ev)
0.0 (undoped)	2.78
0.4	2.89
0.8	2.79
1.2	2.91
1.6	2.93
2.0	2.94