Related by context. Frequent words. (Click for all words.) 67 fluorescence imaging 66 Raman spectroscopy 64 photometer 64 spectroscopy 64 collimator 63 absorbance 62 infrared 62 interferometric 62 fluorophores 61 FT IR 61 diffractive 61 confocal microscopy 61 optical coherence tomography 61 nm wavelength 61 infrared IR 60 Fluorescence 60 photodiodes 60 interferometry 60 near infrared spectroscopy 60 InGaAs 60 fluorescence microscopy 60 optical microscopy 60 fluorescence 60 spectrometry 59 diode laser 59 spectroscopic 59 laser ablation 59 optical wavelengths 59 x ray imaging 58 ultraviolet UV 58 photodetector 58 confocal 58 InGaN 58 Doppler ultrasound 58 Positron Emission Tomography PET 58 photodetectors 58 optical microscopes 58 pulsed laser 58 imager 57 photodiode 57 spectrographs 57 frequency comb 57 infrared rays 57 shorter wavelengths 57 fluorescing 57 transmission electron microscope 57 attosecond 57 capillary electrophoresis 57 Spectroscopy 57 electrophoretic 57 spectrophotometers 57 microscopy 57 femtosecond laser 57 keV 56 interferometers 56 multispectral 56 dispersive 56 spectrometer 56 infrared spectroscopy 56 #.#μm [001] 56 visible wavelengths 56 MeV 56 radiotracer 56 Tomography 56 reflectance 56 THz 56 spectrophotometer 56 DUV 56 Terahertz 56 interferometer 56 micro optics 56 scanning electron microscope 56 electron beam 56 opto electronic 55 photonic crystal 55 Tunable 55 imaging MRI 55 imaging 55 LED illumination 55 UV LEDs 55 ion beam 55 CCD camera 55 wavelengths 55 VCSELs 55 X ray beam 55 colorimetric 55 UHPLC 55 emissivity 55 ionisation 55 PhlatLight 55 infrared wavelengths 55 picosecond 55 tomography 55 UV LED 55 transmission electron microscopy 55 Pulsed 55 hyperspectral imaging 55 uncooled 55 femtosecond 55 ultraviolet UV light 54 PET imaging