Related by context. Frequent words. (Click for all words.) 74 spectrometer 63 mass spectrometer 62 infrared spectrometer 62 spectroscopy 62 mass spectrometers 61 spectrometry 61 spectroscopic 60 transmission electron microscope 59 X ray diffraction 59 Spectrometer 58 FTIR 58 infrared detectors 58 optical telescopes 58 imager 58 Raman spectroscopy 58 XRD 57 optical microscope 57 interferometry 57 interferometer 56 magnetometer 55 multispectral 55 telescopes 55 spectrophotometer 55 ESO Very Large Telescope 55 synthetic aperture radar 55 Spectroscopy 54 electron beams 54 detectors 54 scanning electron microscope 54 Resolution Imaging 54 x ray imaging 54 photodetectors 54 thermal emission spectrometer 54 detector 53 infrared 53 diffraction 53 CCD camera 53 spectra 53 beamline 53 fluorescence imaging 52 gas chromatography 52 remote sensing 52 infrared telescope 52 Cassini orbiter 52 tunable laser 52 hyperspectral 52 XMM Newton 52 XRF 52 analyzer 52 ion trap 52 mass spectrometry 52 infrared wavelengths 52 liquid chromatography 52 scanning tunneling microscope 52 ExoMars 52 imagers 52 panoramic camera 52 photometric 51 CCDs 51 JEOL 51 astronomical observations 51 terahertz 51 electron microscopes 51 MARSIS 51 Very Large Telescope 51 confocal 51 MALDI 51 planets orbiting 51 X ray beam 51 extrasolar planets 51 wavelengths 50 GC MS 50 telescope 50 transmission electron microscopy 50 benchtop 50 optical telescope 50 micromachining 50 ion beam 50 infrared imaging 50 microscopes 50 ultrasensitive 50 orbiting Mars 50 NASA Mars Reconnaissance 50 gamma ray 50 resonators 50 orbiting spacecraft 49 Metamaterials 49 spatial resolution 49 photodiodes 49 metrology 49 diode laser 49 Mars Reconnaissance Orbiter 49 adaptive optics 49 waveguides 49 performance liquid chromatography 49 microscopy 49 optics 49 HPLC 49 particle sizes 49 photodiode 49 THEMIS