Table 2: Mobility ( ) and with respect to sweep of P3HT TFTs and water contact angle on different insulator surfaces. The alkyltrichlorosilane SAMs are represented as number of alkyl units ( ).

Gate insulator (cm2 V−1 s−1)Water contact
angle (degree)
(V)

PMSQ7.1 × 10−393−0.3
SiO27.8 ×10−425−2.0
= 24.2 × 10−389−2.5
= 61.2 × 10−2103−2.5
= 123.0 × 10−2106−2.4
= 183.3 × 10−2107−2.4