Journal of Applied Optics, Volume. 45, Issue 6, 1277(2024)
Effects of different preparation parameters on optical properties of porous TiO2 thin films
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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. 6. Porous TiO2 thin films prepared with different PEG additions
Table 1. Preparation parameters of experimental samples
View tableView in ArticleTable 1. Preparation parameters of experimental samples
样品号 原料配比 PEG( 1000 )添加量/（g·ml−1）S1 3∶2（15%HCL）∶9∶8 0 S2 3∶2（15%HCL）∶9∶8 0.02 S3 3∶2（15%HCL）∶9∶8 0.03 S4 3∶2（15%HCL）∶9∶8 0.04 S5 3∶1（20%HCL）∶10∶8 0 S6 3∶1（20%HCL）∶10∶8 0.02 S7 3∶1（20%HCL）∶10∶8 0.03 S8 3∶1（20%HCL）∶10∶8 0.04
Table 2. Refractive index, thickness and porosity of thin film samples
View tableView in ArticleTable 2. Refractive index, thickness and porosity of thin film samples
样本号 折射率（波长550 nm） 厚度/nm 孔隙率/% S1 1.7207 127.6 ― S2 1.4278 441.2 50.2 S3 1.5191 79.0 41.2 S4 1.5833 40.6 34.7 S5 1.8783 71.9 ― S6 1.5454 141.5 42.4 S7 1.4960 83.9 48.3 S8 1.4438 291.0 51.3
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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
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Received: Nov. 14, 2023
Accepted: --
Published Online: Jan. 14, 2025
The Author Email: XU Junqi (徐均琪)
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