Related by context. Frequent words. (Click for all words.) 67 keV 63 MeV 60 #.#μm [001] 58 nm wavelength 57 z = 57 μm 56 6GHz 56 #.#nm [001] 55 GeV 54 cd m 54 photometer 54 redshifts 54 visible wavelengths 54 micrometres 53 SiO 2 53 degC 53 isotropic 53 irradiance 53 absorbance 53 #μm [002] 53 CCD camera 53 photometry 53 Supplementary Fig 52 THz 52 #nm [003] 52 emissivity 52 KHz 52 picoseconds 52 optical wavelengths 52 GPa 52 GHZ 52 #μm [001] 52 infrared wavelengths 52 kelvin 52 multispectral 51 milliwatt 51 femtoseconds 51 Fig. 1A 51 Nd 51 photodetectors 51 anisotropy 51 electron volts 51 micrometer 51 Downlink Freq 51 cm2 51 picosecond 51 photodetector 51 #GHz [001] 51 microwave frequencies 51 InGaAs 50 kDa 50 -# dBm [001] 50 shorter wavelengths 50 amplitudes 50 electron density 50 megapixel CCD sensor 50 redshift 50 #KHz [002] 50 kHz 50 transmittance 50 interferometry 50 wavelengths 50 magnifications 50 diode pumped 49 laser pulses 49 lm W 49 angstroms 49 dispersive 49 spectrographs 49 InGaN 49 microns 49 VCSELs 49 spectra 49 electron mobility 49 nm 49 dielectric constant 49 frequency comb 48 nanometers nm 48 WFC3 48 bandgap 48 mm × 48 Tunable 48 spectroscopic 48 fluorophores 48 photodiode 48 micron 48 infrared 48 x#.# [002] 48 spatial resolution 48 reflectance 48 frequency modulation 47 tunable 47 mV 47 solar corona 47 μs 47 interferometers 47 attosecond 47 pulsed laser 47 transmissive 47 radiometer 47 confocal