illustrates the fluorescence spectra of the sensing system upon the addition of different concentrations of Pb2þ under the optimal experiment conditions (200 nM PW17, 2.0 μM compound 1, 10 mM Tris-acetate, pH 8.0)
illustrates the fluorescence spectra of the sensingsystem upon the addition of different concentrations of Pb2þunder the optimal experiment conditions (200 nM PW17, 2.0 μMcompound 1, 10 mM Tris-acetate, pH 8.0)