Account

Table 1 Photophysical data for CDs (3.75 μg mL⁻¹ in deionized water) before and after 0.5 M H₂O₂ treatment

From: Carbon Nanodots as Dual-Mode Nanosensors for Selective Detection of Hydrogen Peroxide

States	λ _em ^a (nm)	τ ^b (ns)	χ ^2c	QY^d (%)
Before	450	7.96	0.999	5.5
Before	500	7.12	0.999	5.5
After	450	4.53	0.993	4.6
After	500	4.83	0.996	4.6

^aPL peak excited at 405 nm
^bPL lifetime
^cGoodness of fit
^dPL quantum yield excited at 365 nm

Back to article page