NMR N uclear M agnetic R esonance. Special NMR topics. Index. NMR-basics. H-NMR. NMR-Symmetry. Heteronuclear-NMR. Dynamic-NMR. NMR / Organometallic compounds. Special 1D-NMR. Relaxation and Motion. Relaxation. Correlation time and Motion. Relaxation, Frequency, Motion.