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Nano Convergence
Fig. 3 | Nano Convergence

Fig. 3

From: Current achievements of nanoparticle applications in developing optical sensing and imaging techniques

Fig. 3

Fluorescence spectra of gold nanoparticles conjugated with Rhodamine B molecules and mercaptopropionic acid (MPA) upon exposure to Hg(II) at different concentrations. An inset graph indicates the fluorescence intensity changes in a peak wavelength (λ = 575 nm) under various Hg(II) concentrations. This figure from [72] is re-printed with the permission of the American Chemical Society

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