Figure 5: Characteristics of bottom-contact FETs after thermal annealing.

Characteristics of bottom-gate, bottom-contact type FETs made with polycrystalline thin films of Ph-BTBT-10 after thermal annealing at 120 °C. (a) output characteristics and (b–d) transfer characteristics. Transfer characteristics focused on (c) hysteresis and (d) repeated measurement properties. dec, decade.