Figure 10

Calibration curves of the degree of fluorescence quenching (ΔF) of NAC capped Cu2S QDs versus (a)Hg2+, (b)Ag+, (c)Au3+ ions concentration.
Calibration curves of the degree of fluorescence quenching (ΔF) of NAC capped Cu2S QDs versus (a)Hg2+, (b)Ag+, (c)Au3+ ions concentration.