The effect of Gd on trityl-based dynamic nuclear polarisation in solids

Enrico Ravera, Daphna Shimon, Akiva Feintuch, Daniella Goldfarb, Shimon Vega, Alessandra Flori, Claudio Luchinat, Luca Menichetti, Giacomo Parigi
2015 Physical Chemistry, Chemical Physics - PCCP  
The increase in 13C polarisation of 13C-urea dissolved in samples containing water/DMSO mixtures and trityl radical (OX063) in the presence of Gd3+ is explained by changes in electron relaxation, electron spectral diffusion and effective electron–proton hyperfine interaction.
doi:10.1039/c5cp04138d pmid:26403358 fatcat:2ahvydgsyndzbor4kud4iejqfq