Figure 6From: Quinoline Group Modified Carbon Nanotubes for the Detection of Zinc Ionsa Fluoresence spectra of MWNTs-GNQ (1 × 10−5 M) with Zn(II),b Relative fluoresence intensity of MWNTs-GNQ at different concentration of Zn(II). MWNTs-GNQ (1 × 10−5 M). Methanol solution. λex = 324 nmBack to article page