Movie S2.

Real-time online detection of trace Pb2+ in tap water for pollution warning.

Ultrasensitive microchip based on smart microgel for real-time online detection of trace threat analytes

Shuo Lin, Wei Wang, Xiao-Jie Ju, Rui Xie, Zhuang Liu, Hai-Rong Yu, Chuan Zhang, and Liang-Yin Chu