Carbon Dots: A Mystic Star in the World of Nanoscience

Figure 16

Tuning of PL for CDs: (a) alternation of PL intensities and peak positions by increasing surface oxidation; (b) peak positions by increasing the percentage of doping heteroatoms; (c) Stokes and anti-Stokes PL diagram for CDs (reproduced with permission from [49, 70, 71]).

(a)

(b)

(c)