Guenneau, F., et al., Probing the mobility of ibuprofen confined in MCM-41 materials using MAS-PFG NMR and hyperpolarised-(129)Xe NMR spectroscopy. Phys Chem Chem Phys, 2013. 15(43): p. 18805-8.
http://www.ncbi.nlm.nih.gov/pubmed/24100415
The continuous-flow hyperpolarised (HP)-(129)Xe NMR and magic angle spinning-pulsed field gradient (MAS-PFG) NMR techniques have been used for the first time to study the distribution and the dynamics of ibuprofen encapsulated in MCM-41 with two different pore diameters.