A facile cation exchange-based aqueous synthesis of highly stable and biocompatible Ag₂S quantum dots emitting in the second near-infrared biological window
Dalton Transactions (2014) - Comments
pubmed: 25270003  doi: 10.1039/c4dt00699b  issn: 1477-9234  issn: 1477-9226 

Rijun Gui, Jie Sun, Dexiu Liu, Yanfeng Wang, Hui Jin