Guo X, Li Y, Hanif F, Zhu L, Kong M, Zhang S, Zhang Y, Tang B. Information Security with Smart Hydrogels: Photo-Patterning and Multi-Stimuli Responsive Structural Color. Nano-Micro Lett [Internet]. 2026Mar.31 [cited 2026Apr.2];18:311. Available from: https://www.nmlett.org/index.php/nml/article/view/2456