Double-quantum 19F-19F dipolar recoupling at ultra-fast magic angle spinning NMR: Apllication to the assignment of 19F spectra of inorganic fluorides

Q. A. Wang (1, 2) , B. Hu (1) , F. Fayon (3, 4) , J. Trébosc (1) , C. Legein (5) , O. Lafon (1) , F. Deng (2) , J.P. Amoureux (1)

1 UCCS - Unité de Catalyse et Chimie du Solide - UMR 8181
2 CAS - Chinese Academy of Sciences [Beijing]
3 CEMHTI - Conditions Extrêmes et Matériaux : Haute Température et Irradiation
4 UO - Université d'Orléans
5 LdOF - Laboratoire des oxydes et fluorures

A broadband dipolar recoupling method robust to chemical shift is introduced to observe 19F–19F proximities in fluoroaluminates in high magnetic field and at ultra-fast magic angle spinning (>60 kHz).

Domaines: Matériaux

Q. A. Wang, B. Hu, F. Fayon, J. Trébosc, C. Legein, et al.. Double-quantum 19F-19F dipolar recoupling at ultra-fast magic angle spinning NMR: Apllication to the assignment of 19F spectra of inorganic fluorides. Physical Chemistry Chemical Physics, 2009, 11 (44), pp.10391-10395. ⟨10.1039/b914468d⟩. ⟨hal-00640100⟩