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Figure 2

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ZDB-IMAGE-220131-65
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Figures for Kuo et al., 2021
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Figure Caption

Figure 2

Complete removal of the patterned wax films by laser direct writing: (a) Comparison of water contact angle (WCA) measured from bare glass, wax-patterned glass, and wax-erased glass by CO2 laser. (b) Raman spectra of the glass slide substrate during the three different treatments, including bare substrate (black), wax coating (red), and laser writing (blue).

Acknowledgments
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