Wenfan HE, Junqi XU, Yang LI. Effects of different preparation parameters on optical properties of porous TiO2 thin films[J]. Journal of Applied Optics, 2024, 45(6): 1277
- Journal of Applied Optics
- Vol. 45, Issue 6, 1277 (2024)
Fig. 1. Block diagram of basic process flow of preparation of porous TiO2 thin films by sol-gel method
Fig. 2. Dispersion curves of refractive index and extinction coefficient of porous TiO2 thin films prepared under different raw material ratios
Fig. 3. Transmission spectrum of porous TiO2 thin films
Fig. 4. Optical bandgap of porous TiO2 thin films
Fig. 5. Effect of PEG addition on optical bandgap
Fig. 6. Porous TiO2 thin films prepared with different PEG additions
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Table 1. Preparation parameters of experimental samples
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Table 2. Refractive index, thickness and porosity of thin film samples
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