Figure 4
From: Dynamic multistimuli-responsive reversible chiral transformation in supramolecular helices

Temperature-directed chirality inversion. The temperature dependency of CD signals with spectra taken between 20 and 90 °C at (a) pH 3, and (b) pH 9. These temperature-dependent CD measurements clearly shows diminishing of CD signal at 60 °C and reversing the CD at >70 °C irrespective of the pH.