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(a) FTIR transmission spectra of the PDMS layer at various UVO treatment times. (b) Surface energy and contact angle of water as a function of UVO treatment time for the PDMS layer. Gate dielectrics , , , and after UVO treatment times of 0, 5, 15, and 30 min, respectively.
Tapping mode AFM topographic images of 50 nm thick pentacene films deposited on a layer at various UVO treatment times: (a) UVO 0 min, (b) UVO 5 min, (c) UVO 15 min, and (d) UVO 30 min. Inset shows water droplet images on a layer.
Transfer characteristics of pentacene TFTs fabricated on a layer at various UVO treatment times: (a) and (b) .
AFM images of pentacene films deposited on a layer with nominal thicknesses of 1, 3, 5, and 10 nm, respectively. UVO treatments for (a) 5 min and (b) 15 min.
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