Related by context. Frequent words. (Click for all words.) 63 LOFAR 58 WFC3 57 interferometric 57 optical wavelengths 57 hyperspectral 56 Very Large Array 56 photoluminescence 56 VLBI 56 visible wavelengths 56 optical microscopy 56 VLBA 56 XMM Newton 56 OSIRIS 55 Adaptive Optics 55 interferometers 55 photodetector 55 STIS 55 TerraSAR X 55 interferometry 54 interferometer 54 spectrographs 54 NASA ESA Hubble 54 solar corona 54 near infrared NIR 54 infrared wavelengths 54 fluorophores 54 beamlines 54 confocal microscope 53 shorter wavelengths 53 photometer 53 Keck telescope 53 multispectral 53 UV LEDs 53 Terahertz 53 Hubble observations 53 bathymetry 53 wavelengths 53 ultraviolet wavelengths 53 Very Large Telescope 53 frequency comb 53 beamline 53 MARSIS 53 WFPC2 53 Gemini Observatory 52 Pan STARRS 52 THz 52 pulsed laser 52 optical coherence tomography OCT 52 noctilucent clouds 52 SIRTF 52 InSAR 52 photometry 52 FT IR 52 geoid 52 Synchrotron 52 WM Keck Observatory 52 adaptive optics 52 spectroscopic 52 Arecibo Observatory 52 COROT 52 microscopy techniques 52 nm wavelength 52 SMOS 52 LCLS 52 MERIS 52 Hubble Telescope 51 fluorescent probes 51 HRSC 51 gravitational wave 51 photonic devices 51 Paranal 51 laser ablation 51 scanning electron microscopy 51 supernova remnant 51 NICMOS 51 electromagnetic EM 51 VIRTIS 51 spectrometry 51 CALIPSO 51 MeV 51 QuikSCAT 51 ICESat 51 microlensing 51 NASA Chandra 51 ESO Very Large Telescope 51 optical microscope 51 JWST 50 IceCube 50 ZEISS 50 Ku Band 50 fluorescence imaging 50 QCL 50 confocal 50 Polar Regions 50 redshift 50 biophotonics 50 LROC 50 MetOp 50 optical telescope 50 Live MOS sensor 50 diffraction pattern