Research / 2021 / Article / Fig 4

Research Article

Constructing Donor-Resonance-Donor Molecules for Acceptor-Free Bipolar Organic Semiconductors

Figure 4

Bipolar carrier transport properties of the D-r-D molecules. Current-voltage (J-V) characteristics of the single-carrier transporting devices based on the D-r-D molecules (solid and open symbols are for the electron-only and hole-only devices, respectively).