Capped Fluorescent Carbon Dots for Detection of Hemin: Role of Number of –OH Groups of Capping Agent in Fluorescence Quenching
Figure 1
(a) The stacked photoluminescence (PL) spectra of CDs excited at different wavelengths (from 370 nm to 450 nm), (b) the particle size distribution graph of CDs (average size ~9.7 nm), and (c) zeta potential graph of CDs (ZP = 36.2 mV).
