Thermochromic Perovskite Microcapsules

Quadruple-modal reversible

The microcapsules exhibit four reversible switchable modes under orthogonal UV and thermal stimuli, with excellent thermal, air, and water stability due to the core-shell structure, enabling high-density information storage.

Yuan, Xinru · Wang, Jia · Li, Yunlong · Huang, Hao · Wang, Jiahong · Shi, Tongyu · Deng, Yuhao · He, Rui · Chu, Paul K. · Yu, Xuefeng

ACS Nano 2024

Advantages

Four reversible switchable modes

Excellent thermal, air, and water stability

High-density information storage

Multilevel information encryption