Related by context. Frequent words. (Click for all words.) 66 nm wavelength 61 keV 60 MeV 59 shorter wavelengths 59 nanometers nm 58 photodetector 58 absorbance 58 shorter wavelength 57 GeV 57 VCSELs 57 wavelengths 57 visible wavelengths 57 pulsed laser 57 picosecond 56 picoseconds 56 femtoseconds 56 nm 55 #μm [002] 55 fluorophores 55 Tunable 55 collimator 54 photometer 54 #nm [002] 54 kelvin 54 GPa 54 mm ² 53 optical wavelengths 53 cd m 53 lm W 53 #.#μm [001] 53 #μm [001] 53 μm 53 optically 53 photonic crystal 52 laser pulse 52 phosphors 52 micrometres 52 frequency comb 52 Terahertz 52 photodiode 52 nanometers 52 microns thick 52 fluorescing 52 dye molecules 52 photodetectors 52 femtosecond 52 RGB LED 52 ultraviolet UV 52 milliwatt 51 UVB radiation 51 QDs 51 cd/m2 51 Pulsed 51 angstroms 51 Photons 51 TFTs 51 infrared wavelengths 51 SiO 2 51 electron beams 51 photoresists 51 microns 50 emissivity 50 nanometers thick 50 excitons 50 bandgap 50 light emitting diodes LEDs 50 diffractive 50 Quantum dots 50 wavelength 50 chromophores 50 laser pulses 50 FRET 50 micrometer 50 porphyrin 50 InGaN 50 VCSEL 50 PZT 50 diodes 50 isotropic 50 microwave frequencies 50 ionised 50 Nanotube 50 spectrally 50 infrared IR 50 fluorescence 49 ultraviolet UV light 49 SiO2 49 refractive index 49 ionize 49 redshifts 49 Nanometer 49 mV 49 Light Emitting Diodes 49 UV light 49 X ray beam 49 ionisation 49 Fluorescence 49 titanium oxide 49 UXGA 49 interferometers 49 photodiodes