Researchers report structure for developing high-efficiency crystalline white organic light-emitting diodes

https://phys.org/news/2024-05-high-efficiency-crystalline-white-emitting.html

"fast ramping luminance, enhanced photon output, superior thermal and chemical stability, high carrier mobility... crystalline host matrix with embedded nanoaggregate CHM-NA-D structure, orange phosphorescent dopants... thermally activated delayed fluorescence... optimizes exciton formation region...  organic heterojunction effect, high-conductivity channels reducing driving voltage, maximum brightness 29173 cd m-2, external quantum efficiency 12.8%... higher brightness, lower joule heat loss"

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