Water-Soluble N-Acetyl-L-cysteine-Capped CdTe Quantum Dots Application for Hg(II) Detection
Figure 5
UV-visible absorption spectra of 30 μM NAC-capped CdTe QDs (2.93 nm) in the presence of various concentrations of Hg(II) ions: (a) 0.0, (b) 1.0, and (c) 2.0 μM.