Related by context. Frequent words. (Click for all words.) 65 infrared wavelengths 64 spectroscopic 64 spectra 63 spectrographs 62 infrared spectroscopy 62 redshifts 62 photometry 61 infrared 60 optical wavelengths 60 infrared spectrometer 60 photometer 59 XMM Newton 59 infrared radiation 59 solar corona 59 interferometry 59 fluorophores 59 optical microscopy 59 scanning electron microscope 58 X ray diffraction 58 electron density 58 Fluorescence 58 optical microscopes 58 Raman spectroscopy 58 visible wavelengths 58 anisotropy 57 magnifications 57 radial velocity 57 X ray emission 57 spectroscopy 57 extrasolar planets 57 X ray fluorescence 57 Mini SAR 57 extrasolar planet 57 spectrometers 57 transmission electron microscopy 57 spectral signature 57 reflectance 56 Spectroscopy 56 astronomical objects 56 confocal microscopy 56 Hubble observations 56 photometric 56 spectrometer 56 nanosized 56 optical microscope 56 morphologies 55 stable isotope 55 abundances 55 Spectrometer 55 scanning tunneling microscope 55 spatial resolution 55 ESO Very Large Telescope 55 spectrometry 55 isotopic 55 isotropic 55 spectral 55 transmission electron microscope 55 hyperspectral 55 Galaxy Evolution 54 planets orbiting 54 isotopic composition 54 frequency comb 54 Orion Nebula 54 neutron scattering 54 gravitational lensing 54 HiRISE camera 54 WFC3 54 Cepheids 54 distant galaxies 54 microlensing 54 NICMOS 54 multispectral 54 planetary nebulae 54 NASA Cassini spacecraft 54 imaged 54 supernova remnant 54 redshift 54 Tomography 54 synthetic aperture radar 54 infrared imagery 54 shorter wavelengths 54 FRET 54 infrared mapping spectrometer 54 particle sizes 54 colorimetric 54 radiometer 54 HRSC 54 auroral 53 Remote sensing 53 CRISM 53 crystallographic 53 spectral signatures 53 photonic crystal 53 infrared rays 53 coronal 53 oxygen isotopes 53 MODIS 53 diffraction 53 InGaAs 53 laser pulses 53 cosmic microwave background