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(Click for frequent words.) 87 photon 81 electrons 77 electron 74 excitons 74 atoms 72 Photons 71 entangled photons 70 exciton 69 laser pulse 69 laser pulses 69 qubit 68 plasmons 68 evanescent waves 67 wavelengths 67 protons 67 qubits 67 neutrinos 67 helium atoms 66 ions 66 phonons 66 solitons 66 surface plasmons 66 electron spin 66 neutrons 66 electron spins 66 diffracted 65 rubidium atoms 65 gamma rays 65 antiprotons 65 quantum dots 65 rubidium vapor 65 photons emitted 65 hydrogen atoms 65 polaritons 65 positrons 65 sodium atoms 65 quantum dot 64 magnetic fields 64 quantum particles 64 shorter wavelengths 64 atomic nuclei 64 neutrino 64 X ray photons 64 plasmonic 64 nanocrystals 64 electron neutrinos 64 quantum bits 64 quantum mechanical 64 infrared radiation 64 magnetization 64 X ray pulses 63 muons 63 nuclei 63 phonon 63 terahertz waves 63 plasmon 63 bosons 63 photons particles 63 particles 63 subatomic particles 63 fermions 63 alpha particles 63 chromophores 63 dye molecules 63 antimatter particles 63 semiconductor nanocrystals 63 optical wavelengths 63 waveguides 63 orbital angular momentum 63 diffraction pattern 63 electron beams 63 proton 63 diffract 63 muon 62 quanta 62 excitations 62 molecules 62 gravitons 62 Raman scattering 62 Electrons 62 cosmic rays 62 hydrogen nuclei 62 femtoseconds 62 hydrogen atom 62 terahertz radiation 62 THz radiation 62 antiparticles 61 nanotubes 61 diffraction patterns 61 emit photon 61 energetic electrons 61 photonic crystal 61 particle beams 61 quantum mechanically 61 gravitational waves 61 quasiparticles 61 wavefunction 61 surface plasmon 61 circularly polarized light 61 conduction electrons 61 antiparticle 61 diffraction 61 microwave photons 60 photocurrent 60 Bose Einstein condensate 60 massless particles 60 spacetime 60 antihydrogen 60 nanopillars 60 entangled quantum 60 W bosons 60 helium ions 60 linearly polarized light 60 hydrogen ions 60 wavelength 60 Bose Einstein condensates 60 cosmic ray 60 decoherence 60 quantum entanglement 60 nanowire 60 W boson 60 cosmic ray particles 60 lightwaves 60 superconducting qubits 60 quantum particle 60 microwave photon 60 quantum superposition 60 nucleons 60 photonic crystals 59 quantum tunneling 59 polariton 59 fluorescent molecules 59 photon fluorescence 59 nanotube 59 CMB photons 59 gravitational radiation 59 nucleon 59 superpositions 59 Hawking radiation 59 vibrational 59 photodetector 59 photon energies 59 particle 59 Rydberg atom 59 atomic particles 59 nanomagnets 59 optical lattice 59 WIMPs 59 superposition 59 tau neutrinos 59 antihydrogen atoms 59 dopants 58 attosecond pulses 58 electromagnetic waves 58 bosonic 58 magnetic flux 58 antineutrinos 58 infrared photons 58 helium nuclei 58 metamaterial 58 waveguide 58 nanoantennas 58 microcavities 58 angular momentum 58 ferromagnetic 58 quasar 58 interferometers 58 ultracold atoms 58 photon pairs 58 superfluid 58 optical fibers 58 electron pairs 58 entangled photon 58 relativistic particles 58 gamma ray photons 58 cesium atoms 58 quantum correlations 58 nonlinear optical 58 superluminal 58 interferometry 58 Alfvén waves 57 muon neutrinos 57 attoseconds 57 silicon atoms 57 radiative 57 galaxy clusters 57 gamma ray emission 57 picosecond 57 optical lattices 57 pions 57 calcium ions 57 antiproton 57 distant galaxies 57 lithium atoms 57 terahertz 57 nanocrystal 57 fluorophores 57 dopant atoms 57 fluorescence 57 lattice vibrations 57 nanoscale 57 neutralinos 57 Gravitational waves 57 ultracold 57 magnetic reconnection 57 rubidium atom 57 femtosecond pulses 57 gravitational wave 57 dipole moment 57 nanometer scale 57 X ray wavelengths 57 photoemission 57 silicon waveguide 57 chlorophyll molecules 57 supercurrent 57 GeV 57 photoluminescence 57 electron density 57 Alfven waves 57 picoseconds 57 Muons 57 oxygen atoms 57 fermion 57 superconducting 57 bilayer graphene 57 molecule 56 X ray emission 56 laser beams 56 unpolarized 56 photon beam 56 attosecond 56 galactic cosmic rays 56 entangled qubits 56 electron positron pairs 56 quasiparticle 56 visible wavelengths 56 excitation 56 nanodot 56 gravitational lensing 56 Entangled photons 56 Bose Einstein Condensate 56 organic molecules 56 nanodots 56 UV photons 56 stimulated emission 56 x ray pulses 56 interferometer 56 distant quasars 56 Rydberg atoms 56 magnesium ions 56 semiconducting 56 multiphoton 56 AGNs 56 THz 56 Saturn magnetosphere 56 photon absorption 56 energetic gamma rays 56 photonic 56 electron orbits 56 femtosecond 56 resonators 56 emitted photons 56 electronic excitations 55 quantum coherence 55 beryllium ions 55 refractive index 55 ionized particles 55 soliton 55 quantum 55 zinc ions 55 crystal lattice 55 electron scattering 55 galaxies 55 SWNTs 55 strontium atoms 55 axions 55 muon neutrino 55 magnetosphere 55 cesium atom 55 amplitudes 55 QDs 55 electron tunneling 55 terahertz frequencies 55 Fermions 55 frequency comb 55 baryon 55 magnons 55 wave particle duality 55 positron 55 nanowires 55 Neutrinos 55 metamaterials 55 chromophore 55 subatomic 55 filaments 55 quasars 55 strange quark 55 neutron star 55 transfer FRET 55 active galactic nuclei 55 superconductivity 55 femtosecond laser pulses 55 detect gamma rays 55 frequency electromagnetic waves 55 neutron stars 55 diffraction grating 55 weakly interacting 55 emit X rays 55 quasicrystal 55 ganglion cells 55 quantum bits qubits 55 negative refraction 55 ferromagnet 55 ultraviolet wavelengths 55 galactic disk 55 antiferromagnets 55 solar neutrinos 55 Gamma rays 55 beryllium ion 55 Cherenkov radiation 55 valence band 55 subatomic particle 55 diamagnetic 55 nanostructures 54 microcavity 54 shorter wavelength 54 particles WIMPs 54 single photon detectors 54 messenger RNA molecules 54 melanopsin 54 X ray beam 54 quantum oscillations 54 FRET 54 orbitals 54 multipartite entanglement 54 polarized electrons 54 radiative recombination 54 cometary material 54 redshift 54 Mott insulator 54 unpaired electrons 54 cosmic gamma rays 54 quantized 54 ferromagnetism 54 electric dipole 54 graphene layers 54 planetesimals 54 dipoles 54 surface plasmon polariton 54 biomolecules 54 biological molecules 54 emit photons 54 quarks 54 kaons 54 chiral molecules 54 backscattered 54 solar corona 54 bistable 54 hydrogens 54 bandgap 54 oppositely directed 54 quantum mechanics 54 interstellar dust 54 absorbs photons 54 BECs 54 gluon 54 superfluid helium 54 spectra 54 blazar 54 spherical particles 54 strontium titanate 54 colloidal crystals 54 polarimetry 54 sodium ions 54 electrons behave 54 pulsar 54 photodetectors 54 dopant 54 electrons orbiting 54 Feshbach resonance 54 cosmic particles 54 Earth magnetosphere 54 biomolecule 54 ionized gas 54 x ray beam 54 cobalt atom 54 electron volts eV 54 interstellar medium 54 photodiode 54 millisecond pulsar 54 Lyman alpha 54 nanoparticles 54 fluorescence resonance energy 54 photon counting 54 alpha particle 54 femtosecond timescale 54 Bose Einstein condensation 54 graphene 54 QCLs 54 ENAs 54 ferroelectric 54 pulsed laser 54 indium arsenide 54 x ray beams 54 supersymmetric particles 54 beam splitter 54 electrical impulses 54 ion traps 54 electron volts 54 colloidal particles 54 magnetic excitations 54 dispersive 54 gold nanorods 54 viral particles 54 supernovae 54 microwave radiation 54 electron beam 54 optical tweezers 54 magnetisation 54 dimer 53 controllably 53 potassium atoms 53 quantum metrology 53 spectroscopy 53 galaxy cluster 53 quark gluon plasma 53 foreground galaxy 53 vortices 53 Indium Phosphide 53 superconductor 53 linearly polarized 53 piezoelectric materials 53 microlenses 53 phosphorus atoms 53 resonant frequency 53 ring resonators 53 electromagnetically induced transparency 53 GRBs 53 magnetic vortices 53 fermionic 53 meteoroids 53 electron bunches 53 magnetic monopoles 53 particle beam 53 spintronic devices 53 silicon monoxide 53 distant galaxy 53 helium atom 53 Maxwell equations 53 Cosmic rays 53 optical resonator 53 proton proton collisions 53 supersolid 53 positronium atoms 53 mesons 53 colliding protons 53 diffracting 53 elliptical galaxies 53 nanopore 53 DNA strands 53 X ray beams 53 fainter objects 53 neutron 53 spectroscopic 53 porphyrins 53 deuterium atoms 53 scintillator 53 Z boson 53 emits photons 53 beam splitters 53 Terahertz 53 redshifts 53 ultrashort laser pulses 53 infrared laser pulses 53 relativistic 53 RNA molecules 53 topological insulator 53 resonance frequency 53 photon detector 53 relativistic protons 53 keV 53 gamma rays emitted 53 nanopores 53 Bose Einstein condensate BEC 53 neurons 53 metallic nanostructures 53 electron volt 53 gravitational lens 53 interstellar particles 53 high temperature superconductivity 53 millisecond pulsars 53 Seebeck effect 53 substorm 53 absorption spectra 53 high temperature superconductors 53 quantum computers 53 crystalline structure 53 hadrons 53 resonant tunneling 53 plasmonics 53 baryons 53 nanostructure 53 spatial dimensions 53 magnetic dipole 53 nanometer sized 53 photochemical reactions 53 photoionization 53 nanodevice 53 single photon detector 53 paramagnetic 53 gravitationally 53 xenon atom 53 nanospheres 53 pseudogap 53 cosmic microwave background 53 delocalized 53 semiconducting material 52 deuterium nuclei 52 electron electron 52 HM Cancri 52 CdSe 52 ions atoms 52 transistors 52 electromagnetic 52 microwave frequencies 52 accretion disk 52 lithium ions 52 ionised 52 conventional superconductors 52 fluorescent probes 52 infrared wavelengths 52 millivolts 52 chlorophylls 52 backscattering 52 qubit quantum 52 quantum computing 52 ARPES 52 vesicle 52 manganese atoms 52 entangled photon pairs 52 vibrational modes 52 noble gases 52 magnetar 52 dwarf galaxies 52 antimatter atoms 52 tungsten filament 52 weak gravitational lensing 52 radioactive decay 52 isotropic 52 pulsed laser beam 52 Heisenberg Uncertainty Principle 52 hyperfine 52 X ray binaries 52 neuron 52 graphene sheets 52 MeV 52 magnetic coupling 52 optical 52 conductance 52 photosystem 52 Higgs bosons 52 photobleaching 52 Type Ia supernovae 52 trimers 52 micron sized 52 graviton 52 RNA strands 52 SWCNT 52 ultraviolet light 52 phytochrome 52 reactants 52 comet nucleus 52 pn junction 52 Doppler shifts 52 aether 52 photothermal 52 resonant cavity 52 B meson 52 antiparallel 52 Brownian motion 52 superlens 52 intermolecular 52 proton collisions 52 infrared laser beam 52 laser excitation 52 strange quarks 52 supermassive black hole 52 femtosecond laser pulse 52 radiofrequency waves 52 quantum teleportation 52 absorb photons 52 molecular orbitals 52 Z bosons 52 valence electrons 52 quasicrystals 52 millionths 52 transistor 52 neutron beam 52 Brillouin 52 CMB radiation 52 infrared laser 52 submillimeter wavelengths 52 photoelectron 52 optical excitation 52 anions 52 hyperpolarization 52 gamma ray 52 oxygen ions 52 synchrotron emission 52 oscillations 52 quantum dot lasers 52 radial velocity method 52 synchrotron x ray 52 hydroxyl molecules 52 heterojunctions 52 boron atoms 52 meson 52 Schrödinger cat 52 spicules 52 chemical reactions 52 Cosmic ray 52 oxygen atom 52 nanoribbon 52 superconducting materials 52 carbon nanotubes 52 femtosecond pulse 52 bilayer 52 electron pairing 52 Higgs particle 52 absorption spectroscopy 52 particle acceleration 52 interstellar clouds 52 magnetization reversal 52 Rayleigh scattering 52 fluorescent dyes 52 Dirac fermions 52 photonic bandgap 52 nanoprobe 52 fluorescing 52 nanostars 51 SUSY 51 atom 51 axion 51 proton proton 51 photoelectrochemical 51 HD#b 51 gamma ray burst 51 antineutrino 51 microstructures 51 electromagnetism 51 piezoelectric 51 subwavelength 51 gamma ray flares 51 meta atoms 51 diodes 51 Keck telescope 51 cuprates 51 filament 51 zinc oxide nanowires 51 toroid 51 microscale 51 sterile neutrinos 51 nanochannels 51 magnetotail 51 branes 51 magnetic nanoparticles 51 fermionic atoms 51 refract 51 alkali atoms 51 intramolecular 51 spherically symmetric 51 nanomesh 51 nano particles 51 dimensional electron 51 protostar 51 nanorods 51 cell cytoplasm 51 ribozyme 51 refract light 51 spectroscope 51 photodiodes 51 Antennae Galaxies 51 hexamers 51 water vapor 51 cosmological distances 51 titanium oxide 51 nanometers 51 electrons emitted 51 qdots 51 ionosphere 51 substorms 51 superfluids 51 superlenses 51 spectroscopic measurements 51 B mesons 51 rhodopsin 51 vibrational frequency 51 geoneutrinos 51 phosphors 51 antimatter 51 superconductors 51 ionize 51 antiferromagnetic 51 neutrino particles 51 nanobubbles 51 aperiodic 51 circumstellar 51 nanotube transistors 51 confocal microscope 51 ultrafast pulses 51 hydrides 51 iron oxide nanoparticles 51 starburst galaxies 51 Electromagnetic waves 51 photonic circuits 51 aerosol particles 51 helices 51 anisotropy 51 detect gravitational waves 51 microchannels 51 tumor cells 51 magnetic anisotropy 51 crystallites 51 lipid membranes 51 zinc selenide 51 electrons protons 51 superposed 51 superconducting qubit 51 Optical tweezers 51 VHE gamma rays 51 symmetries 51 millimeter wavelengths 51 meV 51 electrons positrons 51 photosynthesis 51 deuterium 51 faint galaxies 51 photomultiplier tubes 51 terahertz rays 51 VLTI 51 cuprate 51 silicon transistors 51 tetrahedra 51 nanoclusters 51 graphene membrane 51 catoms 51 Hawking Radiation 51 Cepheids 51 distant supernovae 51 superlattice 51 dwarf galaxy 51 resonator 51 gamma ray bursts 51 distribution QKD 51 nano scale 51 macroscopic objects 51 Fabry Perot 51 semiconductor nanowires 51 gravitational interactions 51 Metamaterials 51 X ray telescopes 51 synchrotron X ray 51 SWCNTs 51 lepton 51 RNA molecule 51 micrometer scale 51 diffraction limit 51 terahertz THz 51 quantum electrodynamics 51 quantum phenomena 51 frequency combs 51 millimeter wavelength 51 spectroscopic techniques 51 dimers 51 intrinsic brightness 51 antiquarks 51 sonoluminescence 51 gravitational microlensing 51 interstellar dust clouds 51 ionized molecules 51 conductivity 51 neurones 51 atomic nucleus 51 proton neutron 51 ferromagnetic materials 51 semiconducting nanowires 51 laser beam 51 micelles 51 velocity dispersion 51 electron diffraction 51 spherical nanoparticles 51 inductive coupling 51 photosphere 51 sterile neutrino 51 nanodroplets 51 graphene nanoribbons 51 oppositely charged 51 Cerenkov radiation 51 ions electrically charged 50 excites electrons 50 nanoscopic 50 type Ia supernova 50 optically 50 gravitational 50 UV light 50 chirality 50 ionised gas 50 nanoprobes 50 transduction 50 unpaired electron 50 microresonator 50 boson 50 proton beams 50 macroscopic 50 birefringence 50 momenta 50 fluorescently tagged 50 conjugated polymers 50 semiconducting materials 50 confocal microscopy 50 vesicles 50 Jupiter magnetosphere 50 silicon nanocrystals 50 scanning tunneling microscope 50 particle detectors 50 cell membrane 50 magnetic monopole 50 photosystems 50 dI dV 50 crystals 50 nanorod 50 cadmium selenide 50 fluorescent dye molecules 50 cavity QED 50 electron flux 50 wavefronts 50 quantum computation 50 Coulomb blockade 50 ultracold gas 50 diffusion coefficient 50 birefringent 50 macromolecules 50 gravitational attraction 50 photoelectric effect 50 nanoshells 50 pulsars 50 kinesin 50 Josephson junctions 50 heliosphere 50 ion beams 50 high redshift galaxies 50 CMOS circuits 50 electrical conductance 50 silicate dust 50 heliosheath 50 Casimir cavity 50 electrochemical 50 liposomes 50 collimated 50 THz waves 50 perturbation theory 50 general relativity 50 merging galaxies 50 refracts light 50 adsorbed 50 UV wavelengths 50 hadron 50 Bosons 50 galaxies collide 50 photoreceptors 50 crystal lattices 50 micrometer sized 50 magnetoresistance 50 elongated orbits 50 undiscovered particle 50 droplets 50 γ 50 photoactivation 50 planets orbits 50 faraway galaxies 50 ion microscope 50 actin filaments 50 cesium ions 50 electromagnetic radiation 50 velocities 50 ion beam 50 luminosity 50 silicon nanowire 50 entropy 50 photonic crystal fibers 50 resonance frequencies 50 diffusive 50 optical microscopy 50 Quantum teleportation 50 GRB # 50 superstrings 50 oscillation frequency 50 photonic devices 50 ionized gases 50 adatoms 50 WASP #b 50 blazars 50 infrared rays 50 gluons 50 supermassive black holes 50 tholins 50 exoplanets 50 spiral galaxies 50 photochemical reaction 50 micron thick 50 neutralino 50 InAs 50 invisibility cloaking 50 Raman spectroscopy 50 hemoglobin molecules 50 oscillatory 50 x ray scattering 50 metal ions 50 inhomogeneous 50 Nernst 50 microtubules 50 horizontally polarized 50 single molecule fluorescence 50 Crab Pulsar 50 ultrashort pulses 50 metallic nanotubes 50 Brookhaven Relativistic Heavy 50 plasmonic devices 50 highly collimated 50 conformations 50 fluorescence intensity 50 ultrasonic waves 50 Heisenberg uncertainty principle 50 Quantum cryptography 50 Qubits 50 semiconducting properties 50 spectral fingerprint 50 organelles 50 afterglows 50 nanosecond pulses 50 refractive indices 50 SWNT 50 silicon waveguides 50 ionise 50 spectroscopic technique 50 pulsed lasers 50 Adam Riess 50 superconducting electrons 50 particle colliders 50 ionization 50 Einstein equations 50 analyte 50 lasing 50 bandgaps 50 absorbs photon 50 Earth ionosphere 50 inhibitory neurons 50 Bullet Cluster 50 attosecond pulse 50 semiconducting nanotubes 50 magnetic particles 50 impactors 50 walled carbon nanotube 50 gravitational lenses 50 observable universe 50 terahertz frequency 50 GJ #b [002] 50 Higgs singlet 50 magnon 50 brown dwarfs 50 comet 50 excitatory neurons 49 VCSELs 49 #nm laser [001] 49 auxin 49 electroluminescence 49 interacting galaxies 49 titania 49 dwarf spheroidal galaxies 49 lipid membrane 49 adenine 49 dielectric 49 coronagraph 49 synaptic vesicles 49 nanomotors 49 cosmic ray collisions 49 interferometric 49 Hubble observations 49 retinal ganglion cells 49 nanolaser 49 Raman lasers 49 fluorescent dye 49 coronal mass ejections 49 infalling 49 Photonic crystals 49 donor acceptor 49 molecular motors 49 neutrino beam 49 angstroms