Nuclear magnetic resonance spectroscopy 54 Nuclear Magnetic Resonance Spectroscopy 21 NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY 5 Analysis 4 Spectrum analysis 4 Biomolecules 3 Biopolymers 3 Chemistry, Organic 3 Energy levels 3 Organic compounds 3 Quantum mechanics 3 Dictionaries 2 Infrared spectroscopy 2 Magnetic Resonance Spectroscopy 2 Magnetic resonance imaging 2 Mass spectrometry 2 Proteins 2 Proteins-Analysis 2 Solid state chemistry 2 Structure 2 Ultraviolet spectroscopy 2 Analytical chemistry 1 Analytical methods 1 Aquatic Biology and Ecology 1 Aquatic environment 1 Biochemistry and Physiology of Microorganisms, (New March 2000) 1 Biological activity in soil 1 Biomolecular analysis 1 Biomolecules--Biological systems--Nuclear magnetic resonance spectroscopy 1 Biopolymers-Spectra-Handbooks, manuals, etc 1