fig15
Figure 15. (A) Synthesis of TPEMCS; (B) NOESY spectrum (aromatic region) of TPEMCS and the proposed rotation of thiophene rings in shape-persistent macrocyclic backbone; (C) Photoluminescence spectra analysis of TPEMCS with different concentrations of Hg2+; (D) Photoluminescence spectra analysis of TPEMCS with the addition of various metal ions[99]. Copyright 2019, American Chemical Society. NOESY: Nuclear Overhauser effect spectroscop.
