Related by context. Frequent words. (Click for all words.) 74 spectrometers 69 mass spectrometer 65 infrared spectrometer 65 Spectrometer 63 interferometer 63 spectroscopy 62 transmission electron microscope 62 spectroscopic 61 Raman spectroscopy 59 spectrophotometer 59 telescope 59 detector 59 optical microscope 58 beamline 58 spectrograph 58 imager 58 X ray diffraction 58 interferometry 57 CCD camera 57 infrared 57 magnetometer 56 panoramic camera 56 ESO Very Large Telescope 56 telescopes 56 analyzer 55 XMM Newton 55 XRF 55 multispectral 54 FTIR 54 diffraction 54 Spectroscopy 54 spectra 54 XRD 54 infrared telescope 54 HiRISE 54 scanning electron microscope 53 gamma ray 53 hyperspectral 53 Mars Reconnaissance Orbiter 53 Fluorescence 53 radiometric 53 mass spectrometry 53 orbiting spacecraft 52 Advanced Camera 52 synthetic aperture radar 52 infrared wavelengths 52 infrared camera 52 optical telescopes 52 mass spectrometers 52 optical telescope 52 LIGO 52 wavelengths 52 ion trap 52 laser scanner 52 tomography 52 spatial resolution 51 ion beam 51 electron microscope 51 adaptive optics 51 infrared radiation 51 Very Large Telescope 51 terahertz 51 THEMIS 50 Space Telescope 50 sensor 50 inductively coupled plasma 50 photodiode 50 COROT 50 lidar 50 fluorescence 50 photometric 50 femtosecond 50 Imager 50 GC MS 50 laser pulse 50 Telescope 49 infrared detectors 49 GLAST 49 detectors 49 Planck 49 Cassini orbiter 49 ICP MS 49 rubidium 49 microscopy 48 laser ablation 48 GOCE 48 fluorescent dyes 48 electron beam 48 robotic arm 48 astronomical observations 48 THz 48 cosmic ray 48 synchrotron 48 remote sensing 48 micrometer 48 infrared laser 48 resonator 48 fluorescence microscopy 48 gas chromatography 48 Cassini 48 WMAP