Dual-Mode Time Encryption
Three photochromic diarylethene molecules with different photoisomerization rates enable dynamic encryption where the correct message appears only at a specific time.
Jie, Liu · Baoshuai, Liang · Yu, Dong · Huacan, Wu · Zhang, Chuang · Haizhou, Pei · Mengdi, Zuo · Xiaolan, Yu · Shiya, Zheng · Feng, Shiyu · Huang, Weiguo
Advanced Functional Materials 2025
Three molecules DAE-B, DAE-NH, and DAE-N exhibit different photoisomerization rates
Under 254 nm irradiation, DAE-B and DAE-NH appear magenta upon cyclization, while DAE-N emits orange fluorescence