Silica materials with wall-embedded nitroxides provide efficient polarization matrices for dynamic nuclear polarization NMR

Eric Besson (1) , Fabio Ziarelli (2) , Emily Bloch (3) , Guillaume Gerbaud (4) , Séverine Queyroy (1) , Stéphane Viel (1) , Stéphane Gastaldi (1)

1 ICR - Institut de Chimie Radicalaire
2 FSCM - Fédération des Sciences Chimiques de Marseille
3 MADIREL - Matériaux divisés, interfaces, réactivité, électrochimie
4 BIP - Bioénergétique et Ingénierie des Protéines

Hybrid mesoporous silica materials with wall-embedded nitroxides are shown to efficiently polarize impregnated substrates in high-field dynamic nuclear polarization magic-angle spinning solid-state NMR experiments.

Domaines: Chimie théorique et/ou physique

Eric Besson, Fabio Ziarelli, Emily Bloch, Guillaume Gerbaud, Séverine Queyroy, et al.. Silica materials with wall-embedded nitroxides provide efficient polarization matrices for dynamic nuclear polarization NMR. Chemical Communications, 2016, 52 (32), pp.5531--5533. ⟨10.1039/C6CC01809B⟩. ⟨hal-01415149⟩