The in situ formation of a light‐emitting p–n or p–i–n junction in light‐emitting
electrochemical cells (LECs) necessitates mixed ionic–electronic conductors in the active …

Solid‐state white light‐emitting electrochemical cells (LECs) exhibit the following
advantages: simple device structures, low operation voltage, and compatibility with inert …

The position of the emission zone (EZ) in the active material of a light‐emitting
electrochemical cell (LEC) has a profound influence on its performance because of …

We report on light-emitting electrochemical cells, comprising a solution-processed single-
layer active material and air-stabile electrodes, that exhibit efficient and bright thermally …

Solid‐state light‐emitting electrochemical cells (LECs) using sustainable and eco‐friendly
materials and affording high brightness, efficiency, and stability are highly desired. Here …

Light-emitting electrochemical cells (LECs) based on ionic transition metal complexes
(iTMCs) have become a trend in the field of electroluminescence research due to their …

The lack of high‐performance blue light‐emitting electrochemical cells (LECs) has remained
a formidable challenge for fabricating white LECs for lighting applications. Here, a ionic …

Abstract Understanding “efficiency roll‐off”(ie, the drop in emission efficiency with increasing
current) is critical if efficient and bright emissive technologies are to be rationally designed …

The emission efficiency of organic semiconductors (OSCs) often suffers from aggregation
caused quenching (ACQ). An elegant solution is aggregation‐induced emission (AIE), which …

Light‐emitting electrochemical cells (LECs) are the simplest and cheapest solid‐state
lighting technology for soft and/or single‐use purposes. However, a major concern is a …