Chameleon AIEgen

Six tunable states

A chromone-based AIE luminogen that switches among six distinct states under thermal and photo stimuli, enabling independent control of chromism.

Wang, Xin · Feng, Xing · Sun, Jianwei · Lam, Jacky Wing Yip · Hu, Lianrui · Tang, Benzhong

Nature Communications 2025

Advantages

Six distinct tunable thermal and photoswitchable states

Five reactions: reversible Z/E isomerization, irreversible cyclization and elimination, photoarrangement under UV

Demonstrated multicolored images, QR codes, and advanced information encryption