Related by context. All words. (Click for frequent words.) 68 absorption spectra 67 diffraction patterns 66 redshifts 66 Raman spectra 65 diffraction pattern 65 spectroscopic 64 spectral 64 infrared spectra 63 millimeter wavelengths 63 electron density 63 luminosities 63 wavelengths 62 redshift 62 amplitudes 62 brightnesses 62 photometry 62 NMR spectra 62 photoemission 61 cm -1 61 spectroscopy 61 spectroscopically 61 keV 61 interferometry 61 optical spectra 61 intrinsic brightness 61 Lyman alpha 61 spatially resolved 61 optical wavelengths 61 X ray pulses 60 velocity dispersion 60 infrared wavelengths 60 spectroscopic observations 60 absorbance 60 X ray emission 60 dipole moment 60 Hubble observations 60 Type Ia supernovae 60 Mössbauer 59 high redshift galaxies 59 fluorophores 59 spectral measurements 59 infrared wavelength 59 XMM Newton 59 spectroscopic measurements 59 faint galaxies 59 AB Aurigae 59 IR wavelengths 59 FWHM 59 resonance frequency 59 anisotropy 59 VLTI 59 spectroscopic analysis 59 X ray spectra 59 X ray wavelengths 59 m z 59 metallicity 59 polarimetry 59 spatial resolution 59 wavelength 59 ARPES 59 x ray diffraction 59 Doppler shifts 59 isotropic 59 spectral bands 59 photoelectron 58 interferometers 58 AGNs 58 ultraviolet wavelengths 58 gamma ray emission 58 meV 58 fluorescence intensity 58 electron neutrinos 58 diffraction 58 X ray telescopes 58 blazars 58 magnetization 58 arcsec 58 multiwavelength 58 photoluminescence 58 X ray binaries 58 ACS WFC 58 chromatograms 58 fluorescence emission 58 photometric 58 fluorescence 58 circular dichroism 58 galaxy clusters 57 visible wavelengths 57 interferometer 57 excitation 57 pointings 57 isotopic 57 inhomogeneities 57 QCLs 57 distant galaxies 57 quasiparticle 57 eclipsing binary 57 polaritons 57 diffracted 57 photon counting 57 GALEX 57 photon energies 57 Fourier transform 57 interferometric 57 SNe Ia 57 backscattered 57 Mpc 57 spectrographic 57 Cepheids 57 XMM Newton observations 57 electrical resistivity 57 pentacene molecule 57 scanning microscopy 57 MSn 57 solar corona 56 X ray binary 56 KBOs 56 RXTE 56 phonon 56 laser pulses 56 photometer 56 WFPC2 56 dI dV 56 spectrometry 56 SN #A 56 electron diffraction 56 micrographs 56 superposed 56 IR spectra 56 linewidth 56 Spectroscopic 56 bosonic 56 crystallographic 56 orbitals 56 coronagraph 56 helium atoms 56 quasars 56 Raman scattering 56 magnetisation 56 NICMOS 56 nebular 56 starburst galaxies 56 paramagnetic 56 Anisotropy 56 distant supernovae 56 inelastic scattering 56 vibrational modes 56 isotopic compositions 56 X ray photons 56 spectroscopic techniques 56 femtosecond pulses 56 isotopic ratios 56 VIRTIS 56 microcavities 56 ion microscope 56 absorption spectroscopy 55 ESO VLT 55 quasar 55 analyte 55 arcmin 55 photolysis 55 spectrally 55 shorter wavelengths 55 fluorescence spectra 55 resonant frequencies 55 F#W 55 picosecond 55 elliptical galaxies 55 reflectance 55 photoelectron spectroscopy 55 HM Cancri 55 fainter objects 55 J# +# [002] 55 atoms 55 micrometer scale 55 fig. S5 55 chromatogram 55 bandgaps 55 situ measurements 55 photoionization 55 fluorophore 55 ESO Very Large Telescope 55 HRTEM 55 morphologies 55 γ 55 nuclei 55 baryonic 55 type Ia supernovae 55 extragalactic 55 spectrometric 55 arcminutes 55 SNe 55 submillimeter 55 supernova remnant 55 electron pairs 55 powder diffraction 55 bilayer graphene 55 photons emitted 55 baryon 55 dispersive 55 active galactic nuclei 55 resonant frequency 55 fluorescence spectroscopy 55 interferograms 55 SDS PAGE 55 cosmological distances 55 azimuthal 55 galaxy cluster 55 inhomogeneous 55 colocalization 55 SQUIDs 55 diffusion coefficient 54 isotherms 54 linearly polarized 54 UVOT 54 dimers 54 astronomical objects 54 infrared spectral 54 Fourier transforms 54 kcal mol 54 elemental composition 54 Spectrometers 54 collimated 54 abundances 54 excitations 54 fig. S1 54 transiting exoplanets 54 ESO telescope 54 SINFONI 54 CMB radiation 54 filamentary structure 54 distant quasar 54 spectrographs 54 pulsed lasers 54 femtoseconds 54 frequency comb 54 globular cluster 54 luminous galaxies 54 GRBs 54 SNfactory 54 INMS 54 wavebands 54 chemiluminescence 54 dynamical evolution 54 spectroscope 54 Fig. 1A 54 helium nuclei 54 synthetic aperture 54 photons 54 Spectrograph 54 transmission electron microscopy 54 spectrometer 54 Hipparcos 54 Fig. 1a 54 supernovae 54 NASA Wilkinson Microwave 54 interstellar dust 54 SAXS 54 tropospheric 54 galaxies 54 nucleon 54 x ray scattering 54 z = 54 microlensing events 54 emission wavelength 54 deconvolution 54 hydrogen atoms 54 Ly alpha 54 interferometric observations 54 radiometry 54 gravitational radiation 54 fluorescence microscope 54 X ray spectroscopy 54 colloidal crystals 54 polariton 54 emitted photons 54 Dirac fermions 54 nm excitation 54 ultracold atoms 54 Mott insulator 54 distant quasars 54 RS Ophiuchi 54 Fig. 2A 54 sulfur isotope 54 antiferromagnetic 54 Milky Way halo 54 synchrotron X ray 54 conductance 54 bacterial genomes 54 Type Ia supernova 54 Fig. 3A 54 sodium atoms 54 emission spectra 54 fermion 54 muon neutrinos 54 microquasar 54 photon emission 53 UV wavelengths 53 gravitationally lensed 53 birefringence 53 interstellar dust clouds 53 spectral signature 53 intramolecular 53 spectrogram 53 airglow 53 spectral fingerprint 53 elemental abundances 53 cm -3 53 GRB# 53 arcsecond 53 RHESSI 53 infrared spectroscopy 53 demodulated 53 auroral 53 electron spins 53 exciton 53 ε 53 photons particles 53 radial velocity measurements 53 Raman spectroscopy 53 excitation energies 53 spectral characteristics 53 spectroscopic technique 53 InAs 53 polarimetric 53 arcseconds 53 collinear 53 starquakes 53 CdSe 53 magnetospheric 53 multiphoton 53 heterojunctions 53 quasicrystal 53 X ray diffraction 53 μm 53 neutral mass spectrometer 53 silicon monoxide 53 enthalpy 53 Gamma ray 53 angstroms 53 scanning electron microscopes 53 Fomalhaut b 53 monochromator 53 millisecond pulsars 53 UV VIS 53 radial velocity 53 velocities 53 donor acceptor 53 gamma ray 53 chromophore 53 CAIs 53 spectrometers 53 Corot 9b 53 SNR #-#.# 53 Type 1a supernovae 53 fluxes 53 isotope ratios 53 GPa 53 mesoscopic 53 crystallites 53 isotopic composition 53 deformable mirror 53 extrasolar 53 Fig. 4a 53 dipolar 53 evanescent waves 53 optical microscopy 53 infrared spectrometers 53 antineutrino 53 bolometers 53 Alfven waves 53 X ray spectrometer 53 galactic disk 53 brightfield 53 lightwaves 53 measurements 53 XTE J# 53 absorption coefficient 53 confocal microscopy 53 plasmon 53 W boson 53 radii 53 attosecond pulses 53 cm -2 53 mammalian fatty acid 53 particle sizes 53 ultraviolet wavelength 53 detect gamma rays 53 λ 53 infrared imager 53 extrasolar planetary systems 53 scanning electron microscope SEM 53 submillimetre wavelengths 53 DFT calculations 53 laser excitation 53 Alfvén waves 53 radiometric 53 photocurrent 53 delocalized 53 transfer FRET 52 fig. S2 52 FRET 52 weak gravitational lensing 52 antibody antigen 52 microwave frequencies 52 circularly polarized 52 Red Rectangle 52 protonated 52 electron volt 52 orbital angular momentum 52 GeV 52 wavefunction 52 oscillation frequencies 52 subwavelength 52 geoneutrinos 52 AU Mic 52 blazar 52 starburst galaxy 52 kpc 52 TNOs 52 Seyfert galaxies 52 masers 52 electroluminescence EL 52 ferromagnetism 52 Fig. 3b 52 interferogram 52 meteoritic material 52 Josephson junction 52 magnesium ion 52 backscattering 52 dipoles 52 Cassini ion 52 WMAP 52 fluorescence detection 52 terahertz THz 52 submicrometer 52 panchromatic 52 axions 52 radiometer 52 photon fluorescence 52 5μm 52 ionise 52 nucleotide sequences 52 oscillation frequency 52 picoseconds 52 Michelson interferometer 52 specular reflectance 52 Yb 52 RR Lyrae 52 ROSAT 52 resonance frequencies 52 fermionic 52 irradiance 52 primitive meteorites 52 occultations 52 interstellar clouds 52 isotope ratio 52 electron flux 52 microcavity 52 Cepheid variable 52 hyperspectral imager 52 amplicon 52 van der Waals interactions 52 X ray observatories 52 silicate dust 52 stoichiometry 52 RRATs 52 unpolarized 52 gamma ray flares 52 nucleons 52 trimers 52 magnetars 52 Si substrate 52 submillimeter wavelengths 52 intracluster 52 femtosecond timescale 52 gravitational lensing 52 hydrogen nuclei 52 SDSS II 52 chiral molecules 52 circumstellar disk 52 attosecond 52 Fig. 1b 52 collisional 52 spectral fingerprints 52 attoseconds 52 diffusion coefficients 52 interstellar dust grains 52 graphene flakes 52 micrometre sized 52 helium ions 52 Saturn magnetosphere 52 laser pulse 52 single photon detectors 52 Magnetars 52 nonequilibrium 52 intensities 52 stellar occultation 52 HD #b [002] 52 IRC +# 52 infrared 52 relativistic protons 52 Heterodyne Instrument 52 gaussian 52 excitation wavelengths 52 proton proton 52 Fabry Perot 52 helicity 52 hexamers 52 nm wavelength 52 silicon atoms 52 diffract 52 photosphere 52 VLBA 52 Cepheid variables 52 Saturn auroral 52 UVES 52 Mercury exosphere 52 planetary nebulae 52 photonic crystal 52 mT 52 magnetic fields 52 z axes 52 periodicities 52 confocal microscope 52 THz radiation 52 protostar 51 micrometer 51 surface plasmon 51 Supplementary Fig 51 circumstellar disks 51 crystal lattices 51 plasma spectrometer 51 X ray absorption spectroscopy 51 coronal 51 x ray beam 51 molecular orbitals 51 QDs 51 spectrophotometry 51 sidebands 51 Fluorescence 51 metabolite concentrations 51 planets orbiting 51 isotope fractionation 51 chondrules 51 AKARI 51 Fig. 2a 51 observables 51 CMB photons 51 σ 51 quadrupole 51 eigenvalues 51 gravitational redshift 51 isomeric 51 submillimeter wavelength 51 SUSY 51 pulsations 51 multispectral 51 electronvolts 51 emission spectroscopy 51 Doppler shift 51 laser spectroscopy 51 InGaAs 51 WASP #b 51 infrared spectrograph 51 speckle pattern 51 calorimetric 51 force microscopy AFM 51 radial velocities 51 diffracting 51 electron volts eV 51 dipole dipole 51 millisecond pulsar 51 SiO 51 δ 51 dopant atoms 51 rubidium vapor 51 magnetotail 51 chondrites 51 magnetic anisotropy 51 sub angstrom 51 optical spectroscopy 51 ULIRGs 51 anisotropic 51 R Coronae Borealis 51 fluorescence quenching 51 SiO 2 51 MWNT 51 deuterated 51 magnetic excitations 51 magnetic dipole 51 electrons emitted 51 ultrahigh resolution 51 reflectance spectroscopy 51 GRB 51 particle 51 distant galaxy clusters 51 optical telescopes 51 microscopy 51 micrograph 51 Keck Interferometer 51 radial velocity method 51 ESA XMM Newton 51 radial velocity technique 51 orthogonal directions 51 magnon 51 oscillations 51 interacting galaxies 51 toroid 51 Fig. 2B 51 CCD camera 51 HII regions 51 induced fluorescence 51 femtosecond 51 planetary transits 51 radiometers 51 circumstellar 51 magnetic susceptibility 51 carbonaceous chondrites 51 fs pulses 51 transiting planet 51 exoplanet orbiting 51 dimer 51 ionized hydrogen 51 blue supergiant 51 fluorescing 51 infrared radiation 51 photodetector 51 HD#b 51 nanosecond pulse 51 infrared telescopes 51 NanoSIMS 51 GRB #A 51 coefficients 51 lunar crust 51 filamentary 51 dye molecules 51 ionized gases 51 quasicrystals 51 near infrared NIR 51 gravitational lenses 51 rotating neutron stars 51 cesium atoms 51 hydroxyl 51 GAPDH 51 HARPS instrument 51 WMAP satellite 51 interstellar medium 51 gamma ray bursts 51 brown dwarfs 51 protostars 51 exoplanet 51 waveforms 51 lunar craters 51 MeV 51 transmission electron microscope 51 gamma rays 51 adsorption isotherms 51 topological defects 51 Fig. 1c 51 solar nebula 51 Fourier transform infrared spectroscopy 51 merging galaxies 51 hyperpolarization 51 MALDI TOF 51 Type Ia 51 bandgap 51 HARPS spectrograph attached 51 porphyrin 51 planet orbiting 51 x ray beams 51 genomic loci 51 Bragg grating 51 Bose Einstein Condensate 51 carbon isotopes 51 oligonucleotide probes 51 genomic DNA 51 emit photon 51 cometary material 51 photochemical reactions 51 quantum correlations 51 supercurrent 51 x ray pulses 51 NGC# 51 T1 weighted 51 superconducting qubits 51 pulsed laser beam 51 conformations 51 Fig. 2b 51 globular clusters 51 millimeter wavelength 51 photon 51 NMR spectrometer 51 astrometric 51 stellar occultations 51 1μm 51 comet nucleus 51 isotherm 51 supernova remnants 51 autofluorescence 51 Spectrometer 51 -# ° C [001] 50 surface plasmon resonance 50 Angstroms 50 scintillator 50 Doppler measurements 50 Multi Object Spectrometer 50 chondritic 50 FUV 50 MG J# +# 50 particle acceleration 50 baryons 50 hyperspectral imagery 50 ESO PR 50 elliptical galaxy 50 W bosons 50 shear modulus 50 strontium atoms 50 mu m 50 z ~ 50 catalytically active 50 cosmic microwave background 50 Fig. 3B 50 photodiode 50 adsorbate 50 spherical particles 50 quantum oscillations 50 gamma ray photons 50 Spectrometry 50 #nm laser [001] 50 RS Oph 50 planets orbiting distant 50 cm ² 50 supersolid 50 photomultiplier tubes 50 radiative cooling 50 extrasolar planet 50 galaxy redshift 50 gravitational interaction 50 gel electrophoresis 50 coronal loop 50 specular 50 TappingMode 50 chlorophyll molecules 50 relativistic particles 50 valence electron 50 photon absorption 50 perturbation theory 50 optically pumped 50 dwarf galaxy 50 crystallinity 50 gravitational wave 50 magnons 50 Bullet Cluster 50 cosmic ray flux 50 transiting planets 50 relaxivity 50 spherically symmetric 50 perovskite 50 immunostaining 50 hydrogens 50 dynamical processes 50 voxel 50 biosignatures 50 supercontinuum generation 50 fluorescent dyes 50 infall 50 neutrino oscillations 50 deuterium 50 sub picosecond 50 pulse durations 50 topological insulator 50 vibrationally excited 50 proton proton collisions 50 Fig. 4B 50 ionospheric 50 τ 50 Maxwell equations 50 reionization 50 magnifications 50 dynamical 50 cantilever deflection 50 voxels 50 photodiode array 50 spectroscopic methods 50 pulsar 50 circularly polarized light 50 optical microscope 50 seismograms 50 quantum mechanically 50 Higgs bosons 50 diffuse aurora 50 monochromators 50 luminosity 50 nucleosynthesis 50 fluorescent probes 50 electrophoretic 50 ferroelectricity 50 micron wavelength 50 spectro 50 fluorochrome 50 globulars 50 diffusivity 50 electron microscopy EM 50 analytes 50 Fourier transform infrared 50 tensor 50 ab initio calculations 50 ultrashort pulses 50 Diviner 50 exoplanets 50 Field Imager 50 faintest galaxies 50 waveband 50 wavelength tunability 50 blackbody 50 DGGE 50 terahertz frequencies 50 qubit quantum 50 collimators 50 Epsilon Eridani 50 amplitude 50 cryo EM 50 microvolts 50 frequency combs 50 antiparallel 50 supergiant star 50 gravitational lens 50 X ray crystallographic 50 Keck telescope 50 antiprotons 50 post perovskite 50 infrared interferometry 50 electromagnetic EM 50 semiconductor nanocrystals 50 nebulae 50 cryovolcanism 50 BLG #L 50 entangled qubits 50 Multi Object Spectrograph 50 Near Infrared 50 undoped 50 Anisotropy Probe WMAP 50 hydrogen atom 50 VHE gamma rays 50 Coulomb blockade 50 gamma rays emitted 50 ionised gas 50 type Ia supernova 50 weakly interacting 50 beamline 50 x ray diffraction microscopy 50 noble gases 50 ion flux 50 planetary nebula 50 nitrogen atoms 50 SWNTs 50 kilobases 50 cosmic microwave radiation 50 optical interferometry 50 photochemistry 50 wavelength infrared 50 synchrotron emission 50 nanocrystals 50 heavy fermion 50 sparticles 50 gluon 50 optical microscopes 50 Raman spectroscopic 50 nanoprobes 50 NEAs 50 YBCO 50 #.#nm [002] 50 exoplanetary 50 nanotube transistors 50 galactic clusters 50 X ray afterglow 50 Fermi LAT 50 photon detection 50 fluorescence spectrometer 50 electrons orbiting 50 Eta Carinae 50 array CGH 50 olivines 50 solvation 50 Gas Chromatograph Mass Spectrometer 50 antineutrinos 50 wavefronts 50 magnetar 50 axion 50 presolar 50 reflectometry 49 substorm 49 numerical simulations 49 Orion Nebula 49 astrometry 49 narrow linewidth 49 photodiodes 49 astrophysical objects 49 excitation wavelength 49 magnetometry 49 Schematic diagram 49 silicon waveguide 49 CCD detector 49 2MASS 49 imaging spectrometer 49 electron microscopy 49 Trifid Nebula 49 Kepler #b 49 X ray diffraction pattern 49 hydrodynamic radius 49 Transmission electron microscopy 49 CoRoT satellite 49 relativistic jets 49 terahertz waves 49 THz 49 #nm #nm [001] 49 neutrons 49 asteroidal 49 moonquakes 49 nanoindentation 49 Rydberg atom 49 neutralinos 49 angstrom resolution 49 superlattices 49 alkane 49 Upsilon Andromedae 49 monomeric 49 IRAS 49 beam splitter 49 Nernst 49 Orbitrap 49 apparent diffusion coefficient 49 dwarf galaxies 49 nonlinearities 49 hyperfine 49 θ 49 protoplanetary disk 49 Interferometric 49 tholins 49 femtosecond laser pulses 49 kaons 49 X ray beams 49 PIN diode 49 Kuiper Belt Objects 49 isomers 49 extrasolar planets 49 linearized 49 sulfur isotopes 49 superlattice 49 supernova explosion 49 CCD detectors 49 elliptical galaxy NGC 49 miRNA expression 49 heterogeneities 49 fluorescence polarization 49 linkage disequilibrium 49 gamma ray burst 49 reflection nebula 49 mineralogical composition 49 VISTA telescope 49 T2 weighted images 49 supersymmetric particles 49 cryo electron microscopy 49 Å -1 49 thermal gradients 49 biotinylated 49 MERIS 49 radiative transfer 49 transcriptome 49 jovian 49 MALDI 49 photomultiplier tube 49 APXS 49 nebula 49 surface roughness 49 fig. S4 49 WFC3 49 sunlike stars 49 nm spectral 49 neutrino 49 Coma Cluster 49 GRB # 49 Cygnus X 49 electroluminescence 49 Fig. 4b 49 X ray microscopy 49 Venusian atmosphere 49 elastic moduli 49 SWCNTs 49 spectrograms 49 3He 49 lasing wavelength 49 magnetite crystals 49 desorption 49 illuminance 49 darkfield 49 Saturn auroras 49 electrospray ionization