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CdTe0.5S0.5/ZnS Quantum Dots Embedded in a Molecularly Imprinted Polymer for the Selective Optosensing of Dopamine

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Academic year: 2021

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Figure 1. (a) UV-visible, (b) photoluminescence (PL) emission spectra (the inset of Figure 1b is a digital photograph taken under UV-light irradiation of QDs and QDs@MIP) and (c) XRD patterns of CdTe 0.5 S 0.5 /ZnS QDs and of QDs@MIP
Figure 2. (a,b) TEM images of QDs@MIP particles, (c) the QDs size distribution and (d) HR-TEM  images of QDs embedded in the MIP
Figure 3. Fluorescence response of (a) QDs@MIP and (b) QDs@NIP particles with increasing  concentrations of dopamine (DA)
Figure 4. Time-resolved luminescence of QDs@MIP vs DA concentration measured at 550 nm

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