Research Article

Employing Photoassisted Ligand Exchange Technique in Layered Quantum Dot LEDs

Figure 6

(a) PL spectra of the OA capped PbSe QDs (black) and the ligand-exchanged QDs (green); and EL spectrum of the QD-LED (red), (b) external quantum efficiency and current voltage plot for a PbSe QD-LED.
719169.fig.006a
(a)
719169.fig.006b
(b)