fig7
Figure 7. (A) Proposed binding mechanism of fluorescent of HTM with Hg2+; (B) Time dependent fluorescence intensity analysis of probe with Hg2+; (C) The fluorescence spectrum of HTM with different concentrations of Hg2+; (D) Fluorescence spectra of HTM with different kinds of metal ions[53]. Copyright 2022, Elsevier B.V. HTM: Heavy and transition metal.
