Carbon Dots: A Mystic Star in the World of Nanoscience

Figure 17

Detection of Hg²⁺ composite-CDs: (a) PL spectral intensities decrease with increasing of Hg²⁺ concentration; (b) selectivity CDs on Hg²⁺ over the presence of other metal ions; (c) a typical linear plot between PL intensities and glucose concentrations (reproduced with permission from [73, 100]).

(a)

(b)

(c)