Related by context. Frequent words. (Click for all words.) 53 spectrometers 51 Spectrometer 50 ESO Very Large Telescope 49 spectrometer 49 THEMIS 47 multispectral 46 Spectroscopy 46 infrared wavelengths 46 infrared radiation 46 infrared spectrometer 45 Very Large Telescope 45 COROT 44 XMM Newton 44 optical telescope 44 interferometer 44 spectrograph 44 Cassini orbiter 44 spectroscopic 44 telescope 43 interferometry 43 synthetic aperture radar 43 spectroscopy 43 infrared 42 wavelengths 42 Fluorescence 42 panoramic camera 42 hyperspectral 41 GLAST 41 transmission electron microscope 41 FTIR 41 Advanced Camera 40 imager 40 infrared telescope 40 orbiting spacecraft 40 astronomical observations 40 infrared detectors 40 CCD camera 40 LIGO 39 tomography 39 adaptive optics 39 diffraction 39 optical telescopes 39 cosmic ray 39 XRD 39 Planck 39 Raman spectroscopy 38 telescopes 38 photometric 38 magnetometer 38 Telescope 38 GOCE 38 gamma ray 38 spectrophotometer 37 Cassini 37 remote sensing 37 Imager 37 WMAP 37 photodiode 36 analyzer 36 scanning electron microscope 36 femtosecond 36 electron beam 36 mass spectrometer 36 terahertz 36 X ray diffraction 36 spectra 35 optical microscope 35 HiRISE 35 inductively coupled plasma 35 robotic arm 35 Mars Reconnaissance Orbiter 35 sensor 35 laser ablation 34 infrared laser 34 ion beam 34 ion trap 34 spatial resolution 34 rubidium 33 lidar 33 gas chromatography 33 laser pulse 33 fluorescence microscopy 33 detector 33 THz 32 radiometric 32 detectors 32 laser scanner 32 resonator 31 Space Telescope 31 infrared camera 30 GC MS 30 synchrotron 30 mass spectrometers 30 fluorescence 29 mass spectrometry 29 micrometer 28 ICP MS 28 XRF 27 fluorescent dyes 25 microscopy 21 electron microscope