Fig. 5From: Enhanced Performance of Quantum Dot-Based Light-Emitting Diodes with Gold Nanoparticle-Doped Hole Injection Layer a EQE and current efficiency (ƞ A) versus luminance of optimized QLEDs based on HIL doped with and without Au NPs. b UV-Vis absorbance spectrum of 22-nm Au NPs in water and normalized PL spectrum of QDs in toluene c J-V curves of ITO/Au NP-doped PEDOT:PSS/Al and ITO/PEDOT:PSS/AlBack to article page