Related by context. Frequent words. (Click for all words.) 58 Hawking radiation 58 Gamma rays 57 interferometry 57 ultrasonics 56 ionisation 56 Type Ia supernovae 55 X ray emission 55 thermoelectric materials 55 superfluid 55 gravitational lensing 55 pulsed laser 55 Bose Einstein condensate 55 infrared spectroscopy 55 magnetic reconnection 55 microwave radiation 54 shorter wavelengths 54 fluorophores 54 holography 54 exciton 54 dispersive 54 QDs 54 photonic crystal 54 auroral 53 excitations 53 superfluidity 53 isotropic 53 optical microscopy 53 solar corona 53 confocal microscopy 53 ultraviolet UV light 53 FRET 53 terahertz radiation 53 anisotropic 53 attosecond 53 photoelectric effect 53 high temperature superconductivity 52 plasmons 52 electrochemical 52 quantum entanglement 52 excitons 52 ionizing 52 femtosecond laser 52 frequency comb 52 spectroscopy 52 Raman spectroscopy 52 electron beams 52 polymerisation 52 absorbance 52 photometer 52 superconducting 52 magnetar 52 micro optics 51 picosecond 51 galaxy formation 51 electrospinning 51 nanomechanical 51 Brownian motion 51 zeolites 51 alpha particles 51 visible wavelengths 51 Gamma ray bursts 51 positron 51 macroscale 51 quark gluon plasma 51 ultrashort 51 phonons 51 quantum optics 51 quantum mechanical 51 fluorescing 51 nanocrystal 51 ionised 51 GRB # 51 optical wavelengths 51 GRBs 51 ferromagnetic 51 ferroelectric 51 numerical simulations 51 microscale 51 quantum computation 51 theoretical calculations 51 radiative 51 photons 51 oscillatory 50 biological molecules 50 antiprotons 50 toroidal 50 laser pulses 50 quantum dot 50 microchannel 50 gamma ray burst 50 ultrasonic waves 50 ionized gas 50 quantized 50 ionospheric 50 cosmic microwave background 50 proton collisions 50 cuprates 50 neutrons 50 Metamaterials 50 high temperature superconductors 50 active galactic nuclei