Fig. 6: Chirality and enhanced CPL.

a Experimental and theoretical CD spectra for (P)-SCPP[8] and (M)-SCPP[8]. The solid lines are the experimental spectra of (M)-SCPP[8] (blue) and (P)-SCPP[8] (red) in dichloromethane. The dashed lines are theoretical spectra of (M)-SCPP[8] (dark blue) and (P)-SCPP[8] (dark red) from TD-DFT calculations. b Temperature-dependent CD spectra of (M)-SCPP[8] (blue) and (P)-SCPP[8] (red) from −10 to 125 °C at 15 °C intervals. c CPL spectra of (M)-SCPP[8] (blue) and (P)-SCPP[8] (red) in THF solution and in 90:10 H2O/THF solution. Excited at 355 nm.