M. Adrian, K. M. Eckert, M. R. Serial, A. Tsanda, L. Rennpferdt, together with S. Benders, H. K. Trieu, T. Knopp, I. Smirnova, and A. Penn have shared their latest results on NMR relaxometry for investigation of solvent-polarity-dependent molecular interactions in stimuli-responsive lyogels.