The changes in the three-dimensional surface topographies after plasma irradiation were analyzed using CLSM (LEXT OLS3000, Olympus, Tokyo, Japan), with a measurement area of 256 × 192 μm2. The areal surface texture parameters (Sa, Sq, and Sv) were determined according to the ISO 25178 reference [60 (link)]. Ten measurements for each group were obtained.
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