Directly vs Indirectly Enhanced 13C in Dynamic Nuclear Polarization Magic Angle Spinning NMR Experiments of Nonionic Surfactant Systems
M.M. Hoffmann, S. Bothe, T. Gutmann, F.-F. Hartmann, M. Reggelin, G. Buntkowsky, Journal of Physical Chemistry C 121 (2017) 2418–2427.