Related by context. Frequent words. (Click for all words.) 63 isotopic 61 elemental composition 60 mass spectroscopy 58 infrared spectroscopy 58 oxygen isotopes 57 FRET 57 colorimetric 57 transmission electron microscopy 57 isotopic composition 56 spectroscopic 56 mass spectrometry 56 magnetic resonance spectroscopy 55 capillary electrophoresis 55 spectroscopy 55 gel electrophoresis 55 analyte 54 spectrometry 54 magnetic resonance NMR 54 X ray fluorescence 53 neutron scattering 53 analytes 53 absorbance 53 chromatographic 53 biogeochemistry 53 porphyrin 53 histidine 52 immunohistochemical 52 confocal microscopy 52 oligo 52 biomolecule 52 gas chromatograph 52 situ hybridization 52 X ray diffraction 52 dispersive 52 Raman spectroscopy 52 radiotracer 52 subcellular 52 ChIP 52 osmium 51 Fluorescence 51 marine sediments 51 molecular 51 ion mobility 51 spectrographs 51 metagenomics 51 NMR spectroscopy 51 Nuclear Magnetic Resonance 51 flow cytometry 51 X ray crystallography 51 biomolecular 51 genomic DNA 51 frequency comb 50 ICP OES 50 isomers 50 comparative genomics 50 submicron 50 zeolites 50 spectral 50 spectral signature 50 biological molecules 50 electron microscopy 50 carbon isotope 50 nanosized 50 gas chromatography 50 foraminifera 50 x ray crystallography 50 mass spectrometer 50 tandem mass spectrometry 50 inductively coupled plasma 49 fluorophores 49 microscopy 49 FT IR 49 microfossils 49 glycan 49 GC MS 49 dosimetry 49 crystallographic 49 DNA microarray 49 abundances 49 perovskite 49 genotypic 49 rubidium 49 force microscope AFM 49 nano particle 49 optical biosensors 49 Conductivity 49 nanomechanical 49 electron density 49 colloid 49 fluorescent dyes 49 dopant 48 adsorption 48 nucleic acid amplification 48 MALDI 48 fluorescence 48 genomic sequence 48 fluorescence imaging 48 macromolecular 48 FTIR 48 biomolecules 48 quantitation