Stimulus-responsive fluorine-doped silicon nanodots polymer films exhibiting dual-mode afterglow emission for intelligent information encryption - Lele Gao; Yulu Liu; Jiasheng Lin; Weigang Zheng; Huihui Wang; Lei Cao; Wen-Fei Dong; Minghui Zan; Shizhong Luo (Chemical Engineering Journal, 2026)