Table 2: Electrical characteristics of thermally pentacene TFTs prepared with various doping concentration whose nanocomposite insulators were fabricated by IJP and SPC.

(V)On/Off ratioMobility (cm2/Vs)   (pF/mm2)S.S. (V/decade)

PVP+TiO2 3 wt% (spin-coating)−7.51070.53901.9
neat PVP9 wt% (cross-linked)−9.17 × 1030.23755.6
PVP+TiO2 1 wt%−7.34.5 × 1030.42945.3
PVP+TiO2 3 wt%−5.43.8 × 1030.581075.6
PVP+TiO2 5 wt%−6.63.5 × 1030.491245.7