SEARCH Articles Figures Tables Chemical shielding interactions, quadrupolar nuclei Electric quadrupolar interaction Electric-field-gradient tensor quadrupolar interactions Magic angle spinning technique second-order quadrupolar interaction Multiple-quantum magic-angle spinning quadrupolar interaction Nuclear electric quadrupolar interaction Nuclear magnetic resonance quadrupolar interaction Nuclear magnetic resonance spectroscopy quadrupolar interactions Pseudo-quadrupolar interaction Quadrupolar Quadrupolar interaction description Quadrupolar interaction dominates central transition Quadrupolar interaction nuclear spin energy levels Quadrupolar interaction nucleus Quadrupolar interaction second-order Quadrupolar interaction second-order perturbation theory Quadrupolar interaction treatment Quadrupolar interactions asymmetry parameter Quadrupolar interactions relaxation mechanisms Quadrupolar magnetically induced nuclear interaction Residual quadrupolar interaction Spectral simulation, quadrupolar interactions