Observation of proximities between spin-1/2 and quadrupolar nuclei in solids: Improved robustness to chemical shielding using adiabatic symmetry-based recoupling.
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DOI: 10.1016/j.ssnmr.2018.07.001
Abstract: We introduce a novel heteronuclear dipolar recoupling based on the R21-1 symmetry, which uses the tanh/tan (tt) shaped pulse as a basic inversion element and is denoted R21-1(tt). Using first-order average Hamiltonian theory, we show… read more here.
Keywords: quadrupolar nuclei; spin quadrupolar; observation proximities; chemical ... See more keywords