What question did this study set out to answer?

To explore ways to achieve ultralong room-temperature phosphorescence in purely organic materials using tetraphenylene.

April 15, 2026Open Access

Ultralong Organic Room-Temperature Phosphorescence of Tetraphenylene via Lactose Functionalization and Chromophore Isolation

Key Points

To explore ways to achieve ultralong room-temperature phosphorescence in purely organic materials using tetraphenylene.
Functionalizing tetraphenylene with lactose
Isolating chromophores
Testing phosphorescence efficiency and duration
Demonstrated unprecedented room-temperature phosphorescence performance
Achieved ultralong phosphorescence emission times
Observed that functionalization improved phosphorescent properties

Abstract

Achieving efficient and ultralong room-temperature phosphorescence (RTP) in purely organic systems is challenging. This work addresses this issue by unlocking unprecedented RTP performance in nonplanar tetraphenylene (TeP), a chromophore traditionally...

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