Related by context. Frequent words. (Click for all words.) 61 elemental composition 61 aerosol particles 60 diffraction pattern 60 diffracted 59 optical wavelengths 59 interferometric 59 infrared wavelength 59 exosphere 58 X ray telescopes 58 plasmon 57 ultraviolet wavelengths 57 fluorophores 57 spectral signatures 57 extrasolar 57 superlens 57 solar corona 57 photoluminescence 57 X ray emission 57 plasmons 57 visible wavelengths 56 Spectrometers 56 lunar craters 56 aurorae 56 fluorescent molecules 56 Keck telescope 56 amplitudes 56 helium atoms 56 electron density 56 infrared spectroscopy 56 interstellar clouds 56 nanobubbles 56 photonic crystal 56 chemical composition 56 paramagnetic 55 photochemistry 55 near infrared NIR 55 rubidium atoms 55 biological molecules 55 interferometry 55 phosphorescence 55 electron spins 55 fluoresce 55 terahertz radiation 55 spectroscopic 55 silicates 55 ionised 54 ultrasonic waves 54 dispersive 54 wavelengths 54 Gamma rays 54 photosphere 54 Ultraviolet light 54 infrared wavelengths 54 Cosmic rays 54 VIRTIS 54 spectral signature 54 excitations 54 nanosized 54 polar craters 54 spectrometry 54 soundwaves 54 microbubbles 54 upper troposphere 54 ionisation 54 magnetars 54 moon Enceladus 54 force microscopy AFM 54 scanning electron microscopy 54 laser pulses 54 electromagnetic EM 54 surface plasmons 54 fluorescently labeled 53 fluorescent dyes 53 atmospheric turbulence 53 spectra 53 optical biosensors 53 coronagraph 53 spectrographs 53 laser pulse 53 Remote sensing 53 chromophore 53 semiconductor nanocrystals 53 near infrared spectroscopy 53 icy moons 53 negative refraction 53 substorm 53 infrared radiation 53 gravitational lens 53 planetary nebulae 53 tropospheric 53 particle detectors 53 gravitational wave 53 multibeam 53 infrared spectrometer 53 undersea volcanoes 53 Higgs particle 53 geophone 53 fluorescing 53 fluorescent probes 53 InSAR 52 isotropic