According to Kasha's rule, high-lying excited states usually have little effect on fluorescence.
However, in some molecular systems, the high-lying excited states partly or even mainly …

Organic light‐emitting diodes (OLEDs) are increasingly used in displays replacing traditional
flat panel displays; eg, liquid crystal displays. Especially, the paradigm shifts in displays from …

Blue phosphorescent organic light-emitting diodes (PhOLEDs) can deliver superior
electroluminescence efficiencies than blue fluorescent OLEDs; however, their commercial …

Blue emitters with thermally activated delayed fluorescence (TADF) have the potential to
achieve 100% internal quantum efficiency, though the strategy to design stable blue TADF …

Solution-processed organic light-emitting diodes (s-OLEDs) have received a great deal of
interest owing to the huge market application potentials as large-size, flexible, high-quality …

White organic light-emitting diodes (OLEDs) are ultrathin, large-area light sources made
from organic semiconductor materials. Over the past decades, much research has been …

In principle, the ratio (Φ) of the maximum quantum efficiencies for electroluminescence (EL)
to photoluminescence (PL) can be expected to approach unity, if the exciton (bound electron …

Photodynamic therapy (PDT) is considered a pioneering and effective modality for cancer
treatment, but it is still facing challenges of hypoxic tumors. Recently, Type I PDT, as an …

High-efficiency fluorescent organic light-emitting devices using sensitizing hosts with a small
singlet-triplet exchange energy. - Abstract - Europe PMC Sign in | Create an account …

Hybridized local and charge‐transfer (HLCT) excited‐state compounds that enable full
exciton utilization through a reverse intersystem conversion (RISC) from a high‐lying triplet …