“…PDMS (Dow Corning, Sylgard184 Silicone Elastomer Kit, Midland, MI, USA), dehydrated 1,4-dioxane (Wako Chemicals, Tokyo, Japan), and distilled water (Daeung, CP grade, Siheung, Republic of Korea) were used. PC plates of 550 μm thickness were separated from DVD disks (LG, DVD-R 16x (4.7 G), Seoul, Republic of Korea) and cleaned in isopropyl alcohol (100 mL, 99.5%, DaeJung Chemicals, Gyeonggi-do, Republic of Korea) for 15 min, following a procedure from previous publications. , Silicone plates (5.1 mm thick, Daihan Chemicals, Seoul, Republic of Korea) were used for the preparation of molds.…”