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Structural, optical and electrical properties of Ni-doped Co3O4 prepared via Sol-Gel technique

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Table 1. Optimized deposition parameters.
Figure 2. Transmittance spectra of pure and Ni-doped Co 3 O 4  films
Figure 4. Plot of (αhν) 2  versus hν of pure and Ni-doped Co 3 O 4  films at different doping levels Table 2
Figure 5. Variation of the optical gap of Ni-doped Co 3 O 4  films at  different doping levels
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