Research Article

Influence of Weight Ratio of Poly(4-vinylphenol) Insulator on Electronic Properties of InGaZnO Thin-Film Transistor

Table 1

Summary of SS, mobility, 𝐼 O N / 𝐼 O F F ratio, and 𝑉 𝑇 of a-IGZO TFTs with PVP dielectric layers.

Sample (PVP:PMF)Dielectric constant 𝜇 e (cm2/Vs) 𝐼 O N / 𝐼 O F F SS (V/dec) 𝑉 𝑇 (V)

20:13.7136.68.2 × 1022.72 3
10:13.7742.41 × 1032.71 4.1
5:13.469.53 2.4 × 1033 3.4