Chinese Optics Letters, Volume. 19, Issue 8, 082201(2021)
Fabrication of microholes array on titanium foil by a femtosecond laser and a surface’s wettability switching
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Fig. 2. SEM images of fabricated sample with different magnification: (a) 200 times; (b) 800 times; (c) 2000 times.
Fig. 3. SEM images of fabricated samples by different fs laser energy and pulse number: (a) 50 mW, 100; (b) 100 mW, 150; (c) 220 mW, 150; (d) 220 mW, 200.
Fig. 4. Fs laser energy and pulse number dependence of microhole’s diameter generated on Ti samples.
Fig. 5. (a) Schematic diagrams and digital images of the laser treated Ti surface’s wettability switching; (b) the WCA of the laser-processed sample under dark heating treatment and UV irradiation for different time; (c) the repeatability of wettability switching.
Fig. 6. (a) EDXS results of the Ti sample and (b) that of the Ti surface after fs laser processing.
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Cong Wang, Bo Liu, Zhi Luo, Kaiwen Ding, Ji’an Duan, "Fabrication of microholes array on titanium foil by a femtosecond laser and a surface’s wettability switching," Chin. Opt. Lett. 19, 082201 (2021)
Paper Information
Category: Optical Design and Fabrication
Received: Dec. 12, 2020
Accepted: Feb. 2, 2021
Published Online: Apr. 20, 2021
The Author Email: Zhi Luo (luozhi@csu.edu.cn)
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