Carbon-13 T1ρ experiments on solid polymers having tightly spin-coupled protons Schaefer, Jacob ; Sefcik, M. D. ; Stejskal, E. O. ; McKay, R. A. Abstract Publication: Macromolecules Pub Date: June 1984 DOI: 10.1021/ma00136a002 Bibcode: 1984MaMol..17.1118S