fig23

Figure 23. (A) Proposed Hg2+ induced FRET mechanism; (B) 1H-NMR spectrum of R1: Hg2+ complex; (C) Fluorescence emission spectra of R1 with Hg2+; (D) Fluorescence emission spectra of R1 with Hg2+ and other metal ions; (E) Overlap spectra of furan and rhodamine[143]. Copyright 2017, Elsevier B.V. FRET: Fluorescence resonance energy transfer; NMR: nuclear magnetic resonance.





