Infrared and Laser Engineering, Volume. 51, Issue 11, 20220138(2022)
Ultraviolet photocatalytic-vibrated composite polishing
Figures & Tables(8)
Fig. 1. Schematic diagram of photocatalytic-vibrated composite polishing: (a) Polished initial state; (b) Polishing process under vibration; (c) Polishing process under photocatalytic conditions; (d) Polishing process under the combined action of vibration and photocatalysis
Fig. 3. SiC processing process diagram: (a) Machining process under vibration conditions; (b) Photocatalytic-vibrated composite processing process; (c) Vibration signal driver diagram
Fig. 5. Effect drawing of SiC polished surface: (a) SiC surface after rough polishing; (b) SiC surface under photocatalytic conditions; (c) SiC surfaces under photocatalytic and vibrational conditions
Table 1. Experimental parameters of photocatalytic oxidation degradation of methyl orange
View tableView in ArticleTable 1. Experimental parameters of photocatalytic oxidation degradation of methyl orange
Parameter Value UV wavelength/nm 365 TiO2/g·L−1 4 H2O2/vol% 3 pH 3 Frequency/Hz 200 Amplitude/V 20 UV light intensity/mW·cm−2 3000
Table 2. Measuremeent results of SiC surface roughness (Uint: nm)
View tableView in ArticleTable 2. Measuremeent results of SiC surface roughness (Uint: nm)
Roughness Site I II III IV V VI VII VIII Before polishing 70 66 68 73 66 69 72 75 Photocatalytic 38 56 45 50 48 60 34 47 Photocatalysis and vibration 31 38 33 35 39 37 32 34
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Baojun Yu, Zhuoyi Guo, Faxiang Lu, Yan Gu, Jieqiong Lin. Ultraviolet photocatalytic-vibrated composite polishing[J]. Infrared and Laser Engineering, 2022, 51(11): 20220138
Paper Information
Category: Materials & Thin films
Received: Mar. 4, 2022
Accepted: --
Published Online: Feb. 9, 2023
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